三年级英语单复数讲解

单复数讲解旗新小学Helen什么是单数？什么是复数？单数就是“1”一个苹果一个香蕉一支铅笔一本书复数就是“2及2以上”2个苹果2个香蕉3支铅笔4副画......some“一些”many“很多”两个以上是复数，后面名词加S一般情况加sapple--applestwoapplesbag--bagsthreebagscousin--cousinsfivecousinssx结尾加esbus--busesninebusesbox--boxeseightboxespencil-boxes练习1.Ihavethree_____.A.schoolbagB.schoolbags2.Doyouhavea____?A.penB.pens3.Iwant__orange.A.aB.an练习4.Iwantsome_____.A.bananaB.bananas5.Howmany____arethere?A.peopleB.peoples6.MayIhave__grapes?A.aB.some是动词小诗我用am，你用areis用于他她它两个以上是复数复数全部都用are例题1.I___Jiamin.A.amB.are2.You____nine.A.amB.are3.She___ateacher.A.areB.is练习1.Howold___you？A.amB.are2.___itinfrontoftheTV?A.AmB.Is3.There___five.A.areB.do练习1.Howmanypeople___thereinyoufamily？A.amB.are2.There__atallmaninthephoto.A.areB.is3.Who__thecutebaby?A.areB.is