1. English Phonetic Alphabet 48, 20 Vowels with 28.
Vowels are divided into single and double, unit 12, double and eight.
The unit is divided into long and short. The unit is 5 long and 7 short.
The mouth closure is dual, and three tones in five episodes are easy to pronounce.
There are 6 kinds of consonant sounds, 10 pairs of clear and turbid consonant sounds.
There are 3 pairs of blasting rubs, and they are added after rubs/t//d/.
Friction 4 pairs/h//r/, friction 10 individual mixed.
Nose, tongue, 1 half yuan, 2 half yuan, learn the phonetic symbols.
2. There are twelve unit tones, four, three, five front, middle and back.
Double vowels are easy to recite, and the mouth closure is concentrated into eight whole words.
There are 28 consonants in total, eight pairs, one clear and seven voiced.
Four company pairs also include. There are voiceless consonants with breath.
The pronunciation characteristics of voiced but unvoiced consonants should be mastered.