【自然拼读】第四天:ou ow oi oy au aw oo oo ea
ou:house out mouth count fountain mountain shout mouse
ow:cow towel clown owl crown brown flower tower
oi:coin oil point noise boil soil poison coil
oy:oyster boy cowboy soy toy
au:august sause sausage naughty autumn applause
aw:paw draw saw straw strawberry lawn
oo:moon zoo roof rooster boots food spoon room cool fool boom foolish
oo:book cook good foot look hook
ea:head sweater sweat pear lead bear leather feather