英语四年级上闽教版unit4 numbers and time part a课件（21张）.ppt
课件21张PPT。Unit 4
Numbers and Time
Part A9111814713101520191713~19的变化规律three
four
five
six
seven
eight
nine
tenthirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
twenty整 十 数 字30
thirty20
twenty40
forty50
fifty60
sixty70
seventy80
eighty90
ninety3(three)13(thirteen)30(thirty)4(four)14(fourt...