What Does Di Mean in Chemistry?

What Does Di Mean in Chemistry?What does di mean in chemistry? Well, it's a very simple question but one that can be easily answered. All dihydrogen phosphate, or DHP, is D and H together. You may remember from your chemistry classes that hydroxylamine is a compound of two hydrogen atoms and one hydroxyl group.D and H together are H and D combined. There are many different ways to do this, and in fact the product of hydroxylamine is hydroxyproline. Hydroxyproline is a smaller molecule than hydroxylamine. Both molecules have four carbon atoms, and a small amount of nitrogen. So we can probably add H to D to get hydroxyamino, which is hydroxyproline.In your chemistry class you should remember that dihydrogen phosphate is simply hydroxyamino. That means that it can be written as D-hydroxyamino or D-H-D, depending on how it is spelled.Most types of proteins contain D and H in the same molecule, so that means that the protein must be broken down into these two compounds before it can be u sed as an enzyme enzymes. Your enzyme enzymes use an enzyme called alkaline phosphatase to break down D and H. It may be possible for the enzymes to work faster if you increase the concentration of these two nutrients.The one thing that is missing from the diagram above is the C. That's because when we talk about phosphate we don't need to talk about salt. However, salt does play a part in acid-forming reactions.Acid-forming reactions, also known as enzymes, are reactions that require the presence of acidic substances. Some examples of such substances are acidic amino acids, which are present in proteins and bacteria. The acid is then converted into a base by way of an enzyme called dihydrofolate reductase.The main source of dihydrogen phosphate is egg white. Unfortunately, most of the time people eat the white part of the egg and not the yolk. The reason why most people have more dihydrogen phosphate in their bodies is because of the bacteria that live in their intestines.

5 Great Things You Gain From An Online Science Tutor

5 Great Things You Gain From An Online Science Tutor 0SHARESShare Science as such is an amazing subject which is grounded in exploring the realities of the universe and also in experimental terms. If you have the curiosity to know what this universe is made of and how it functions. Then you really tend to take Science and learn its mysteries and for this you need the guidance of an expert. Expertise in the subject like an online Science tutor with his innovative tutoring methods. Some great things you gain from an online Science tutor Curiosity and a temperament to explore things classroom teaching may not expose you to the wonders of Science and it is in a convincing manner. You need more presentations, hands on methods and guidelines to explore the truths of Science. Online tutoring environment suits you better that way. You gain good hold of the values of the subject   and it also through fun learning and innovative methods Improvement in your reasoning and logic Science gives room for independent thinking with experimental value and as such you could think, act, come to conclusions and workout your own methods in understanding Science concepts. Naturally, your reasoning and logic improves and you methodize your thinking process to arrive at scientific truths. This is more feasible in your association with online tutors who provide methods that are learner oriented and personalized Good study methods and an attitude for methodical preparation Though all subjects demand methodical prep and practice for success. Math and Science demand these aspects more from you. Online methods help you with smart strategies and right prep material to equip yourself well in the subject A penchant for extra knowledge The updated knowledge of online Science tutors in all areas help you gain interest in the subject and improve your knowledge with that extra bit of information Guidance for your project and thesis work You get lots of insights about topics and latest projects in Science through online tutors with their upgraded skills in the domains of the subject Tutor Pace has such online Science tutors who help you a great way in exploring the facts of Science. [starbox id=admin]

Italian Vocabulary Learn the Animal Kingdom

Italian Vocabulary Learn the Animal Kingdom Suzy S. Is your child an animal lover? Below, Italian teacher Liz T. teaches a vocabulary lesson on how to name the different types  of  animals in Italian Is your child just starting to learn Italian?  Keeping  a childs attention while teaching him or her a new language can be difficult.  Keep your child  engaged by having him or her learn Italian vocabulary words for  something he or she lovesanimals! Below are various Italian vocabulary words for the most common animals as well as ways to use these vocabulary words in a sentence. As a helpful note, the following Italian vocabulary words are  in the singular form. If you want to change it to plural, dont  forget to look whether it’s masculine or feminine. Italian Vocabulary Words: House Animals from takelessons Practice the sentences below so your child will be able to hold a conversation with another person about his or her favorite household pets. Ho (insert number here) animali. (I have X number of pets.) Io sono allergico a (I am allergic to) Ho una piccolo lucertola. (I have a small lizard.) Ho perso il mio cane. (I lost my dog.) E’ questo gatto in vendita? (Is that cat for sale?) Abbiamo una cucciolata di gattini. (We have a litter of kittens.) Italian Vocabulary Words: Zoo Animals from takelessons Help your child memorize the following phrases before your next trip to the local zoo! Andiamo allo zoo! (Let’s go to the zoo!) L’elefante è grande. (The elephant is big.) Quella scimmia è malizioso. (That monkey is mischievous.) Il mio animale preferito è (My favorite animal is) Non mi piace questo animale (I don’t like this animal) Quanto alto  Ã¨ che giraffa? (How tall is that giraffe?) Italian Vocabulary Words: Farm Animals from takelessons La mucca mangia l’erba. (The cow eats grass.) Animali da fattoria sono cosi carini. (Farm animals are so cute.) Il cavallo fa un suono come questo (The horse makes a sound like this) I polli sono cova le uova. ( The chickens are hatching their eggs.) Mi piace andare a cavallo. ( I like to rise horses.) I maiali cattivo odore. ( The pigs smell bad.) I hope youve  enjoyed learning Italian and practicing these animal names  and phrases.  For a great exercise, bring your child to the closest zoo or farm and have him or her practice naming the different animals in Italian. For more Italian vocabulary words and useful phrases, ask your  Italian teacher. He or she will be able to help you feel more comfortable speaking, writing, reading, and listening about topics such as animals. Post Author:  Liz T. Liz T. teaches singing, acting, music and Italian lessons in Brooklyn, NY.  She is a graduate of the Berklee College of Music with a B.M. in vocal performance and has a graduate certificate in arts administration from New York University. Learn more about Liz here! Interested in Private Lessons? Search thousands of teachers for local and live, online lessons. Sign up for convenient, affordable private lessons today! Search for Your Teacher

Exploring Jazz Improvisation Tips for Beginners

Exploring Jazz Improvisation Tips for Beginners Suzy S. Whether you play saxophone, piano, bass, or another instrument, jazz can be a really fun genre to explore! To get started, check out these jazz improvisation tips from Brookings, SD teacher  Carl S   One of my favorite things about making music is jazz improvisation. Jazz style is a lot of fun, but adding improvisation to that is essential. I, like many of my students, was afraid to improvise at first. Here are some helpful jazz improvisation tips for starting out. Before Step One Before anything else, be honest with yourself and identify what level you’re at. If you’re a true beginner, the worst thing that you can do is try to instantly memorize what all of the chord symbols mean. Yes, they are important, but this is not step one. Even if you’re just starting out with your instrument, you can begin by training your ear. Step One The first thing I have a student do is jam out on one note. I set up a play-along track, or even just a metronome, and then I play a measure of some rhythmic idea. Then, I have the student copy me. We repeat this several times, paying extra attention to style and articulation. Then, I expand to playing three note, then five, etc. All students can do this, and it is easy to customize to their needs. Remember to Have Fun! How do you get better between lessons? When I was in middle school, one of my favorite things to do was play along with the radio. I’d play mainstream radio melodies on the saxophone, not even realizing how important this was to my future as a musician. I was training my ear and having fun doing it! Start with Simple Music Theory Once you can do this, it’s probably time to start checking out some chord symbols. A lot of people start with the blues progression, but that’s a lot of fast changing chords for a beginner. I prefer to start with a slower paced AABA form, such as a tune like “Impressions” or “So What”. Learning two scales and having plenty of time to clearly hear the harmony changing makes this transition much easier. The Blues Now’s the time to try the blues. Many band directors will teach you the “blues scale” at this point. While this is a quick fix for band directors to get students to play something for a concert, it is not really considered playing the changes of a blues form. I suggest looking at Jamie Aebersold’s Play-Along Volume 54 “Maiden Voyage”. These books and many other great resources are available at www.jazzbooks.com. This series of play-along books is very well known to jazzers, and there are well over 100 volumes made for all instruments. Check out the third tune called “Bb Blues”. More Difficult Chord Progressions From here, chord progressions get more difficult. The Aebersold books can be very helpful, since they spell out the scale for each chord symbol. At this point, it is very easy to develop a habit of only improvising while staring at the page. Don’t forget to use your ear! Learning Tunes The Real Book Volume I (6th Edition) is available at www.jazzbooks.com as well as many other places, including iBooks. This is a book with hundreds of standard jazz tunes, and there are several volumes and categories. The tempting thing to do is to learn these tunes by reading, however, it is better to learn them by ear. To do this, start by picking an easy tune that’s in the book, find it on YouTube being performed by the original artist/composer, and go from there. Additional Resources Aebersold has created play-alongs for these books, but there is a cheaper and more customizable option. I use an app called iReal Pro, which is inexpensive and always with me on my phone. First, download the app, then add the content, which includes over 1,000 songs. From here, you can transpose, add dozens of repeats for practice, change tempos, etc. This is a lot of information, but if you first identify what level you’re at and keep these jazz improvisation tips in mind, you’ll be gigging like a pro in no time! Carl S. teaches saxophone, music theory, piano, and more in Brookings, SD. He  completed his Doctor of Musical Arts degree in saxophone performance at the University of Kansas in 2014, and his Master of Music Pedagogy and Performance from Oklahoma State University in 2011.  Learn more about Carl here!   Interested in Private Lessons? Search thousands of teachers for local and live, online lessons. Sign up for convenient, affordable private lessons today! Search for Your Teacher Photo  by  sebastien letellier

What to Know About the Mathematics Level I SAT Subject Test

What to Know About the Mathematics Level I SAT Subject Test If youve done well in your high school math classes or if youre thinking of majoring in a STEM program, you may wish to take the Mathematics Level 1 SAT Subject Test. Taking one year of geometry and two years of algebra is recommended for this exam. Other things to know about the Mathematics Level I SAT Subject Test include what topics will be tested on the exam, the calculator policy, and prep strategies. When going into an SAT subject test, it is important to feel prepared. Keep reading to learn what to know about the Mathematics Level I SAT Subject Test. Mathematics Level I SAT Subject Test 101 This test is offered in August, October, November, December, May, and June, so plan accordingly. The highest score you can receive is an 800, while the lowest is a 200. There are 50 multiple-choice questions that you must complete in 60 minutes. The exam provides some reference information to test-takers, which includes volume formulas for a pyramid, right circular cone, and sphere, as well as the surface area of a sphere. The College Board recommends that you select the Mathematics Level 2 test (rather than Level 1) if you have earned a B or better in pre-calculus and/or trigonometry. You should also be comfortable with a graphing or scientific calculator. If youre confused as to which exam you should register for, consult your guidance counselor or math teacher. [RELATED: Should I Take SAT Subject Tests?] Topics on the Mathematics Level I SAT Subject Test Algebra and functions make up approximately 48-52% of the test. This includes equations, expressions, inequalities, representation and modeling, and properties of various functions. The other significant portion of the exam (again, 48-52%) is geometry and measurement. This encompasses coordinate geometry (like circles and lines), three-dimensional geometry (like solids, surface area, and volume), and trigonometry (like right triangles). Numbers and operations make up 10-14% of the test. This involves complex numbers, counting, elementary number theory, matrices, operations, ratio and proportion, and sequences. Finally, there are some problems (8-12%) on data analysis, probability, and statistics. Specifically, this refers to graphs and plots, least squares regression, mean, median, mode, probability, and range and interquartile range. Calculator use on the Mathematics Level I SAT Subject Test Calculators are allowed on the Mathematics Level 1 test, so be sure to practice with one while studying. Determine which problems are best solved with a calculator, and try to be as efficient as possibledont punch in every single operation, as this likely wont help you with timing. How to prepare for the Mathematics Level I SAT Subject Test Your class notes and past exams will be great starting points for you in your preparation for this assessment. Review this material to refresh your memory and to see what concepts you need to revisit. Touch base with your math teacher to see if he or she has any tips. If any other students in your class are taking the exam, consider forming a study group. In addition, you can and should complete several practice tests. Doing so will clue you in to what you still need to work on, and give you an idea of your timing. Those 60 minutes will fly by, so its important to know how to pace yourself. With some preparation, the Mathematics Level 1 SAT Subject Test can be a positive experience. Remember, the material is based off of the average classwork in an American high school. You can still receive a top score without getting all of the questions correct. Good luck! [RELATED: How to Succeed on SAT Subject Tests] Any topics you want to know more about? Let us know! The Varsity Tutors Blog editors love hearing your feedback and opinions. Feel free to email us at blog@varsitytutors.com.

Online Theoretical Probability Formula Tutors

Online Theoretical Probability Formula Tutors Probability is the study of the chances of an event occurring or not occurring based on the total number of outcomes possible in a given situation. There are two types of probabilities known as the Theoretical probability and the Empirical probability. Theoretical probability of a certain event is the number of ways in which the event can occur when compared to the total number of outcomes for that event. Theoretical probability arises from a sample space consisting of outcomes which are equally likely to occur. Example 1: Find the probability of getting a 2 on a rolling fair die. When a fair die is rolled, there are 6 total number of outcomes possible. They are: {1, 2, 3, 4, 5, 6}. Hence the sample space for rolling a fair die is 6 equally likely outcomes. Theoretical probability formula, P(E) = (number of outcomes of the event)/ (Total number of possible outcomes) Getting a 2 on the fair die has a chance of 1 out of 6 possible outcomes Therefore, P(E) = 1/6 Example 2: Find the probability of a rolling a fair die and getting an even number. When a fair die is rolled, there are 6 total number of outcomes possible. They are: {1, 2, 3, 4, 5, 6}. Hence the sample space for rolling a fair die is 6 equally likely outcomes. Theoretical probability formula, P(E) = (number of outcomes of the event)/ (Total number of possible outcomes) Possible outcomes of getting an even number = {2, 4, 6} = 3 outcomes out of 6 total outcomes. Therefore, P(E) = 3/6 = 1/2

Starting ESOL Courses Finding an English Tutor

Starting ESOL Courses Finding an English Tutor How to Find the Best ESOL Tutor for You ChaptersMaking Your ESOL Course Cost-EfficientHow to Choose the Right ESOL Teacher for YouEnglish as a Second Language Tutors for Parents Who Don’t Speak EnglishHow Long Does it Take to Learn English with a Private Tutor?You never stop hearing that you must learn how to speak English in order to be able to communicate with the rest of the world.Being able to speak English as a foreign language is a personal and professional asset â€" so don’t miss an opportunity to learn it!So how do you find a way of learning English and practising it as a non native speaker?Should you find an English school, private educational institution or a personal tutor?Here is our advice on English for Speakers of Other Languages (ESOL).The Cost of ESOL ClassesWhat is the normal hourly rate for English tuition?Taking a language-learning course comes with a price. Learning foreign languages is becoming trendy as more and more learners see the benefits of being a linguist.Whether you want to improve your E nglish for personal or professional reasons, you’ll have to make the same decision: which teaching organisation to choose.As you will probably know, a Google search for “English courses” will produce a number of tutoring companies and private organisations.A quick glance at websites such as Wall Street English will tell you that studying English can be costly.So what are the alternatives?Turning to a one to one tutor is a good option.You will find courses for beginners, intermediates and for advanced speakers who wish to improve their language skills.Superprof offers a large choice of qualified and experienced private tutors. Read their tutor profiles and take a look at what other students think in the reviews section.Prices vary depending on the level of the student (beginner, intermediate or advanced), as well as the length of the course and the tutor’s level of qualification.So, why not search for a tutor in your area and see if you can be persuaded by the other studentsâ €™ reviews.Prices for one on one English classes vary from city to city.Tutors in Paris charge far more than tutors in the French countryside.It’s a good idea to familiarise yourself with the general tariffs in your nearby towns before making a decision!If travelling a few more miles for your lessons means you save money, why not take advantage?Make sure you shop around when looking for an English tutor ¦ source: Pixabay - loufreYour tutor’s hourly rate will vary depending on their profile.This means you can learn from an undergraduate for cheaper tutoring services.If, on the other hand, you are an advanced learner who wishes to improve their usage of idiomatic phrases or learn to speak British English, choose a highly experienced or native English speaking tutor. JulianESOL (English) Teacher 4.00 (1) £20/h1st lesson free!Discover all our tutors EugeneESOL (English) Teacher 4.90 (58) £22/h1st lesson free!Discover all our tutors HelenESOL (English) Teacher 5.00 (20) £32/h1 st lesson free!Discover all our tutors SuzanneESOL (English) Teacher 5.00 (2) £45/h1st lesson free!Discover all our tutors NatashaESOL (English) Teacher 5.00 (8) £55/h1st lesson free!Discover all our tutors SamuelESOL (English) Teacher 4.83 (41) £15/h1st lesson free!Discover all our tutors JoanneESOL (English) Teacher 5.00 (43) £25/h1st lesson free!Discover all our tutors MarkESOL (English) Teacher 4.76 (17) £20/h1st lesson free!Discover all our tutorsMaking Your ESOL Course Cost-EfficientDo you doubt the value-for-money aspect of your private tuition?Benefit from the full attention of a one to one educator to improve your English fluency.Discuss your doubts with your tutor. Why not write down some questions to ask before each lesson?Learning a language requires commitment â€" so take your lessons seriously. Make sure you set out a learning plan with specific goals and deadlines to give yourself the motivation to work hard.Here is all you need to know to get the most out o f your English lessons online.Focus on Your WeaknessesWhat do you struggle with in English? It could be verb conjugation, reading and writing skills, English listening skills, vocabulary or even tricky pronunciation.Ask your tutor to concentrate on the specific area of difficulty.This is the first step in optimising your English lessons.Do Your HomeworkIf you’re still at school or in college, you’ll have homework to complete for your teachers.For your language lessons, your homework may be based on comprehension or helping you improve your vocabulary.You can ask your private tutor to help you with your school homework by helping you with difficult questions or explaining things further.If you have an upcoming English test or exams, take advantage of your tutor by asking them to help you with your test preparation.Your tutor can also help you prepare for the Test of English for International Communication or TOEIC.Speak EnglishSpeaking English with your tutor will help you get us ed to confidently using your oral skills. Having any conversation in a foreign language is good for helping improve your fluency.Actively practising your English speaking skills will help your overall command on the language ¦ source: Visualhunt - Kevin CurtisIn addition, good pronunciation is essential to becoming a skilled English speaker.So, put the effort into speaking and work hard to perfect your English pronunciation so that one day, you may be truly fluent!How to Choose the Right ESOL Teacher for YouThere are thousands of personal english tutors around the world, but how do you choose the right one?First of all, taking supplemental English lessons is a brilliant way to make rapid progress.This is because your language lessons can be personalised according to your needs.It is also more enjoyable to involve another person in your learning rather than teaching yourself.With private tutoring, the choice is yours. You can take lessons in person or online â€" telephone English le ssons are also available!Making the Choice Between a Certified Teacher and a StudentIt all depends on what you’re looking for.Maybe you feel more at ease with a student, or perhaps you feel reassured with the experience of a school teacher.You should equally ask yourself whether you prefer a more academic approach, or if freedom helps you learn.If you prefer more freedom in your learning, choosing a native English speaker is probably the right option for you.It is important that you make potential tutors aware of your availability so you can get into a routine with your learning.Deciding on an ESOL tutor depends on the type of English you want to master.For example, if you want to learn business English, opt for a professional English course where you will be taught by business English specialists.When the time comes for job interviews, don’t be afraid to emphasise your linguistic skills â€" this will make you an attractive candidate!Set Out Your Must-Haves in a TutorYour tutor must be patient, know how to adapt their methods to your personal learning style, speak as much English as possible, listen to you, help you overcome any difficulties and encourage you!But where should you look for tutors? Local adverts, tutoring agencies, and word of mouth are a good place to start.Tutoring platforms  such as Superprof are as equally as popular among tutors who want to advertise their services. Choose Superprof for competitive prices and the ability to find the best tutor for you down to the very last detail.English as a Second Language Tutors for Parents Who Don’t Speak EnglishSome parents of pupils learning English do not speak it at all and cannot, therefore, help their children with their learning.  Here is our advice for parents who don’t speak English:Try to learn at the same pace as your childEncourage your child to speak English to youDon’t attempt to translate word-for-wordHave a meeting with the tutorBuy English textbooks relating to your course con tentTake evening classes or online lessons to learn EnglishHow Long Does it Take to Learn English with a Private Tutor?The time you take to improve your English skills depends on several factors:Your Starting LevelBeginners will need a few months to a year, whereas if you already know the basics, you can improve your English proficiency in just a few weeks!Your Choice of English TutorYour private tutor is useful for learning English in a methodical way so that you will no longer need to rely on dodgy online translation tools.If you are looking for english courses london, don't hesitate to check our platform!Choose your tutor wisely for the best results ¦ source: Visualhunt - Masaru GotoIt is important that you choose a tutor who can help you make significant progress.Many tutors offer a free first lesson  which gives you the chance to find out whether their learning strategies suit you.In addition, tutors who speak a language fluently will be able to help you with your pronunciatio n and accent, so native speakers can understand you.Lastly, make sure your tutor uses resources and worksheets which suit your level of English so you’re not overwhelmed or bored with your lessons.Your Personal InvolvementYour determination is a crucial aspect of achieving success in your learning.Private tutors can also be used to provide intensive courses.Shakespeare’s English is far more complex than it appears. There are certain things you must learn by heart such as English vocabulary, grammar and irregular verbs.If you want to learn English quickly, why not try an intensive course?Reaching a good level of English demands regular practice.Set yourself one goal per week. The progress you make will be noticeable after just a few months.If you overhear a stranger speaking English, try to start a conversation with them!You can also learn English with online tutoring.Online learning means you can work from the comfort of your own home whenever you want. Feeling more at-ease with your learning will help with your overall confidence in English.There are also plenty of opportunities to learn English for free online with apps like Duolingo.You can also have a look at British websites such as the British Council or BBC Learning English.The internet offers a fantastic way to learn to read and write in English outside of your private lessons.Finally, why not look into spending some time in an English-speaking country? Immersing yourself in the native culture is the best way to improve quickly.Studying English has never been so accessible! And what’s more, it can help you to make new friends.You could stay with an English-speaking host family as an au pair, for example.Studying abroad is also available at many universities and higher education institutions, so explore your options!Leaving for a foreign country will give you lots of valuable experience and looks great on your CV. So, England or Australia?

English Vowel Pronunciation Exam - with Audio

English Vowel Pronunciation Exam - with Audio Assessment by Kate YoonVoice by Teauna PetersHow isyour English pronunciation?LOI English has created a self assessment, with recordings that you can compare yourself to.Instructions: Read aloud the sentence. Ask yourself the question. Your answer should be yes.Rate the level of difficulty 0-5 (0=Not difficult, 5=very difficult).1. Please believe that meat, beans, and cheese are good to eat. Eat them at least three times a week.Q: Are your [i] sounds long? Does it sound like the recording? Level of difficulty (0-5)?2. Jims big sister swims a little bit. It keeps her fit, slim, and trim.Q: Are your [?] sounds short?Does it sound like the recording? Level of difficulty (0-5)?3.Babe Ruth was a famous baseball player. He became a baseball legend.Q: Does each [ei] vowel sound like ay in day?Does it sound like the recording? Level of difficulty (0-5)?4. Ten times seven is seventy. Seven times eleven is seventy-seven.Q: Are your [?] sounds short?Does it sound like the recording? Level of di fficulty (0-5)?5.The Titanic was a grand and elaborate ship that had over 2,000 passengers.Q: Do you open your mouth more for [æ] than for [?]?Does it sound like the recording? Level of difficulty (0-5)?6.During Thanksgiving, children eat turkey and learn about the early settlers who journeyed to America.Q: Do ur, ear, and our sound the same when you say them?Does it sound like the recording? Level of difficulty (0-5)?7.Tinker, tailor, soldier, sailor, rich man, poor man, beggar man, thief!Q: Do er, or, ier, and ar sound the same when you say them?Does it sound like the recording? Level of difficulty (0-5)?8.Africa, Asia, Australia, Europe, and North America comprise five of the continents. South America is another continent.Q: Do all of the boldfaced letters sound the same when you say them?Does it sound like the recording? Level of difficulty (0-5)?9.New Orleans is one of the most beautiful cities in the United States. It has good food and music.Q: Are your [u] sounds long?Does i t sound like the recording? Level of difficulty (0-5)?10.Little Red Riding Hood is one of my favorite childhood books. When I was little, I would read it whenever I could.Q: Are your [?] sounds shorter than your [u] sounds?Does it sound like the recording? Level of difficulty (0-5)?11.Turn the oven up to three hundred degrees and bake one-half hour or until done.Q: Does each boldfaced letter sound like the u in fun or sun?Does it sound like the recording? Level of difficulty (0-5)?12.I dont want to go to Rome. We dont know anyone there. Lets go to Arizona instead.Q: Are your [o?] sounds long?Does it sound like the recording? Level of difficulty (0-5)?13.He talked to an audience of more than fourteen thousand. According to newspaper reports, his speech was lauded.Q: Do al and au sound the same when you say them?Does it sound like the recording? Level of difficulty (0-5)?14.The U.S. Constitution is the basis of U.S. democracy. It has been constant but responsive to change.Q: Does your [?] vowel sound like ah when you say it?Does it sound like the recording? Level of difficulty (0-5)?15.Did you hear the loud sounds outside last night? Our neighbors were shouting and howling.Q: Is your mouth wide open when you say [a] in [a?]?Does it sound like the recording? Level of difficulty (0-5)?16.Good liars can be quite likeable, have a charming style, and can look you right in the eye.Q: Is your tongue near the roof of your mouth when you say [?] in [a?]?Does it sound like the recording? Level of difficulty (0-5)?17.We have quite a choice of toys. Let me point out this train. Your boy will enjoy it, Mr. Lloyd.Q: Do your lips start out oval shaped and quickly flatten when you say [??]?Does it sound like the recording? Level of difficulty (0-5)?How did you do? Any soundsthat you scored 3, 4, or 5 on are the ones you should be studying. LOI English offers individual English pronunciation classes with native speakers who are trained to help you.You can study 7-10 vowels with up to 3 review lessons in a 5-hour pronunciation course or 12-17 vowels with up to 5 reviews in a 10-hour pronunciation course.Click here to learn more and register. Write down your scores and share them with the teacher, and well be able to start quickly!