The rhymes of monosyllabic nursery rhymes are: monosyllables (6): wide mouth, round mouth ooo, flat mouth eee, tooth arrangement iii, protruding UUUU, whistling ≤

Polyphony vowel (9): I I, my aunt and I are taller than each other; Alas, white geese fly in the sky; Uiuiui, I want to drink water when I wear a coat; Aunt loves to wear a cotton-padded jacket. Ououou, a seagull flying over the sea; Iuiuiu, stick the letter in front of the mailbox; Goose eats leaves and small fish for breakfast.

Monovowel or compound vowel (of Chinese syllables)

Vowel is a Chinese phonology term of China, which is a part of Chinese phonology except initials and tones. Formerly known as rhyme Vowels consist of three parts: the beginning (middle tone), the belly (main vowel) and the end. According to vowel structure, it can be divided into single vowel, compound vowel and nasal vowel.

The parts of Chinese pronunciation other than initials and tones. Formerly known as rhyme Vowels can be divided into three parts: the beginning (middle tone), the abdomen (main vowel) and the end. For example, the vowel of "Niang" niáng is iang, where I is rhyme, A is rhyme and NG is rhyme. Every vowel must have a rhyme belly, and the beginning and end of the rhyme are dispensable. For example, the vowel of "da" à is a, a is a rhyme belly, and there is no rhyme head and no rhyme end;

The vowel of "gua" guā is ua, where U is rhyme and A is rhyme, and there is no rhyme. The vowel of "Dao" dāo is ao, where A is the rhyme belly and O is the rhyme ending. Mandarin has 39 vowels.

A vowel followed by a nasal consonant.

Nasal vowels refer to vowels with nasal consonants, also known as nasal vowels. The pronunciation of nasal vowels has two characteristics: first, vowels and nasal consonants behind them are not a hard combination, but an organic unity. Pronunciation gradually changes from vowels to nasal consonants, gradually increases nasal color and finally forms nasal consonants.

Second, the nasal consonant at the end of the rhyme is not pronounced in the de-resistance stage, so it is also called closed tone. The pronunciation of nasal vowels is not dominated by nasal consonants, but by vowels, which are clear and loud. Nasal consonants focus on the state of pronunciation, and pronunciation is not obvious.