小学动词时态讲解及练习 (1).ppt

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1、1、经常性发生的事情、习惯和爱好等2、或者是指一些客观存在的事实或规律。一般现时：时间词有：Usually通常,often经常,always总是,never从不，sometimes有时，every每一……seldom极少Ioftenplaycomputergames.Weneverplaycomputergames.Youalwaysplaycomputergames.Theyusuallyplaycomputergames.Youoftenplaycomputergames.Sheseldomplayscomputergames.Itn

2、everplayscomputergames.结构非三单+动词原型三单+动词-sesHeoftenplayscomputergames.Idon’tplaycomputergames.Wedon’tplaycomputergames.Youdon’tplaycomputergames.Theydon’tplaycomputergames.Hedoesn’tplaycomputergames.Shedoesn’tplaycomputergames.Itdoesn’tplaycomputergames.否定形式非三单动词前+don’t三单动

3、词前+does+notIDoyouplaycomputergames?WeDoyouplaycomputergames?YouDoIplaycomputergames?YouDoweplaycomputergames?HeDoesheplaycomputergames?SheDoessheplaycomputergames?ItDoesitplaycomputergames?TheyDotheyplaycomputergames?一般疑问句非三单句子+Do。三单句子前+Does。说话时正在做的事情。现在进行时：关键词：句首有look！li

4、sten,！句中或句尾有now,It’s...(几点了).后的句子Iamplayingcomputergamesnow.Weareplayingcomputergamesnow.Youareplayingcomputergamesnow.Heisplayingcomputergamesnow.Sheisplayingcomputergamesnow.Itisplayingcomputergamesnow.动词构成be（amisare)+doingTheyareplayingcomputergamesnow.IIamnotplayingco

5、mputergames.WeWearen’tplayingcomputergames.YouYouaren’tplayingcomputergames.YouYouaren’tplayingcomputergames.HeHeisn’tplayingcomputergames.SheSheisn’tplayingcomputergames.ItItisn’tplayingcomputergames.TheyTheyaren’tplayingcomputergames.否定形式be+not+doingAreyouplayingcompute

6、rgames?Areyouplayingcomputergames?AmIplayingcomputergames?Areweplayingcomputergames?Isheplayingcomputergames?Issheplayingcomputergames?Isitplayingcomputergames?Aretheyplayingcomputergames?一般疑问句把be拉到句首，后面的句子不变。总结动词时态名称特征词结构一般现在Usually通常,often经常,always总是,never从不，sometimes有时

7、，every每一……seldom极少非三单+动原三单+动词ses现在进行句首有look！listen,！句中或句尾有now,It’s...(几点了).后的句子be(amisare+doing练习（）1）Look!Theyare________.A.areswimmingB.swimmingC..swims()2)Listen!Sally________intheclassroom..A.singingB.issingingC.sings()3)Weare_______lessonnow.A.havingB.hasC.have()4)

8、We________footballnextSunday.A.willplayB.playC.playsBBAA()5)Ishe__somereadingtomorrow?A.doB.goin