A * * * has 16 syllables, namely: hi, chi, shi, ri, zi, ci, si, yi, wu, yu, ye, yue, yuan, yin, yun and ying.

Generally speaking, the whole recognized syllable refers to the syllable whose pronunciation is still the same as the initial consonant after adding a vowel (or the pronunciation is still the same as the initial consonant after adding a vowel) (yuan is special), that is, the syllable that can be recognized directly without spelling, so the whole recognized syllable should be read directly. There is zhi chi shi ri; zi ci si; yi wu yu; ye yue yuan; yin yun ying。 It is divided into two categories: flat tongue sound and tongue-sticking sound. There are three flat tongue sounds: Z, C and S; There are four tongues: zh, ch, sh, R.