20个元音:
a. 4个前元音:
1.[i:] see,he,eat,key
2.[ɪ]/[i] lily,quick,sit,behind
3.[e] bed,get,many,dead
4.[æ] map,dad,hat,chat
b.5个后元音:
5.[ɑ:] calm,dark,heart,laugh
6.[ɒ]/[ɔ] hot,want,cough,because
7.[ɔ:] horse,door,talk,small
8.[ʊ]/[u] full,book,woman,could
9.[u:] food,move,blue,rule
c.3个中元音:
10.[ʌ] cup,come,enough,blood
11.[ɜ:]/ [ə:] /[ɚ] her,turn,bird,heard
12.[ə] about,observe,sister,gentlemen
d.8个双元音:
13.[eɪ] face,rain,day,eight
14.[aɪ] like,die,cry,night
15.[əʊ]/[əu] go ,toe,low,coat
16.[aʊ]/ [au] now,loud,how,shout
17.[ɔɪ]/[ɔi] join,boy,point,toy
18.[ɪə]/[iə] here,dear,media,idea
19.[eə] care,air,wear,chair
20.[ʊə] poor,your,sure,curious