单元音都有那十二个

单元音
[ i ] 发音组合：i
代表单词：sit bit kick pick
[ e ] 发音组合：e ea a
代表单词：pen egg best bread heaven many
[æ] 发音组合：a
代表单词：cap map bad
[ʌ] 发音组合：u o
代表单词：up cup but monk onion
[ɔ] 发音组合：o
代表单词：hot not
[u] 发音组合：oo u ou
代表单词：foot good pull full should would
[ə] 发音组合：a er or
代表单词：appear again alike
teacher mother brother actor monitor
[ i:] 发音组合：e ee ea ie ei
代表单词：me he we bee feel deep seat beat lead
chief believe achieve receive
[ɑ:] 发音组合：ar ear al
代表单词：far dark farm heart half
[ɔ:] 发音组合：al oo aw ou ore au or ar
代表单词：talk ball door floor law saw
bought thought before ignore
caught naughty force born warn
[u:] 发音组合：o oo ou u
代表单词：food fool shoot tomb group blue clue
[ə:] 发音组合：or ir er ur ear
代表单词：work worm bird dirty term burn surf learn