When not to pronounce u, there are several pronunciations of u

I don't think there is a case where u is not pronounced in a word.

There are basically two pronunciations of the letter u, which are [ ] and [ju:].

1. U is a short vowel in the stressed closed syllable, the sound of pronunciation, words example: sun, umbrella, nut, bus, gun, uncle, under, mud, buff, jump, but, butterfly, fun, run, duck.

2. U is a long vowel in the stressed open syllable or in the stress of the relatively open syllable, pronounced ju: sound, but after the middle of the tongue to pronounce the sound of u. Examples of words:

tune、mute 、nude、mule、cube、huge、tube、duke、use、cute、fume、fuse、utimate、uniform、universit。

1. But pronunciation: English [b t, b t] American [b t, b t].

Interpretation: And, on the contrary.

Syntax: The basic meaning of but is equivalent to in spite of this or to indicate something different from what is expected, meaning "but, however, nevertheless", not in conjunction with though, although.

2. Jump

Pronunciation: English [d mp] American [d mp].

Definition: jump, jump, jump.

Grammar: ump, when used as a transitive verb, means "to make.".Jump, make...."Startling" focuses on jumping from the ground, other surfaces, or locations, which can refer to jumping to a high place, to a low place, or to jump over something.

3. excuse

Pronunciation: 英 [ k skju s , k skju z] 美 [ k skju s , k skju z].

Definition: excuse, justification, justification.

Grammar: The basic meaning of excuse is "to forgive" and "forgive", and it often refers to forgiving a person for minor negligence or negligence, and the subject is usually a person. By extension, it can mean "exempt" "as..."....justification", etc.

4. Use pronunciation: English [ju z, ju s] American [ju z, ju s].

Definition: use, utilization.

Grammar: use is a daily language, the basic meaning is "use" and "use", mostly refers to a more obvious, material consumption, sometimes can also refer to the absence or contains a small amount of consumption, consumption meaning, emphasizing the purpose and actual benefits.

5. Mud pronunciation: English [m d] American [m d].

Definition: Mud, silt.

Grammar: The basic meaning refers to powdered dry soil, that is, "dust" and "dust". By extension, it refers to "smoke-like nothingness", "dusty lowliness", and "dust-like humiliation".

The letter sound of u is ju. It is important to note that the first phoneme of u] is a consonant, so it does not mean that vowel letters are pronounced vowels. For example, the word university should be preceded by a university.

The letter u is very distinctive. First of all, about its letter sound ju . For example, when it comes to his pronunciation, we see that the word for "you" in English happens to be the letter ju. As for the letter name, it is also pronounced as ju.

U letter features:

It is a vowel letter, but it is often pronounced as a consonant, and this must be understood. We must not think that vowel letters pronounce vowels, and the u has a letter, which just reflects the counterexample. For example, university.

The word university. university starts with the letter ju, which belongs to the vowel alphabet.

aeiou these are all vowel letters, so the u vowel letter is no problem. But he pronounced it as a consonant ju. So if we want to add an article, we add a university, don't get it wrong.

The phonetic transcription of the letter u is [(j)u:].

1. U is phonetically marked as [(j)u:] in open syllables, such as: student, excuse, duty, tuesday.

2. In closed syllables, the phonetic transcription is [ For example: bus, cup, jump, much, lunch.

3. In open syllables, the vowel letter u is pronounced [u:] when it follows the consonant letters j, l, r, and s, such as: june, blue, ruler, super.

Pronunciation tips for the letter u: When pronouncing, the back of the tongue should be raised as much as possible, the lips should be rounded and prominent, the gums should be separated, and the tongue should be retracted.