12) [u] 字母组合oo ou u o

look good foot book wood

should could

put full bull pull push

woman wolf

13) [ei] 发音字母a ay ea ai ey

name cake late gate plane April

play say may way

great break

rain paint plain

they grey

14) [ai] 发音字母i y

bike fine find die nine light night high

my try fly eye

15) [au] 字母组合ou ow

house out flour ground account count sound loud around mouse

flower down now cow how town

16) [εu] 发音字母o ow oa

home cold go no phone host ghost

know low below grow blow show flow

boat coat goal

17) [ ɔɪ ] 字母组合oy oi

boy toy joy