开心学英语四年级下册语法知识课件.pptx

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1、温故温故再温故,What s his hobby?His hobby is ice-skating.你的爱好是什么？我的爱好是溜冰。What are their hobbies?Their hobbies are ice-skating.他们的爱好是什么？他们的爱好是溜冰。What does she like doing?She likes making models.她的爱好是什么？她喜欢制作模型。Does Tony like playing cards?No,he doesnt.Tony喜欢玩卡片吗？不，他不喜欢。,1、你的爱好是什么？我的爱好是溜冰。2、他们的爱好是什么？他们的爱好是溜冰

2、。3、她的爱好是什么？她喜欢制作模型。4、喜欢玩卡片吗？不，他不喜欢。,语法知识回顾,1、什么时候该加ing？,be 动词(is am are)后,like 后,如：I am _(play)cards.,She is _(go)to the zoo.,They like _(make)models.,playing,going,making,语法知识回顾,2、动词ing怎么加？,动词倒数第二的字母是辅音，最后一个字母是e时，要去掉e再加ing。,例如：make-making,例如：ice-skate-ice-skating,例如：dance-dancing,例如：ride-riding,语法知

3、识回顾,两个辅音字母夹着一个元音字母时，要双写最后一个字母，再加ing，例如：cut-cutting run-running shop-shopping swim-swimming 等。,注意：但若第二个音节重读时，则不用。如：play-playing open-opening,语法知识回顾,其他情况直接加ing。,打开同步精练！,语法知识回顾,3、什么该写动词原形？,情态动词(can,cant,may,may not,dont,doesnt)后面。,例如：She cant _(swim).,I want to _(dance).,Let s _(ice-skating).,swim,danc

4、e,ice-skate,to，Lets 后面。,语法知识回顾,4、遇到第三人称单数的时候：,do要变成does。,动词要加s，如wants，likes,What _ your mother like doing?,does,She _(want)to be a nurse.,wants,Tony _(get)home at 7o clock.,gets,咱来练一练,一、用单词的恰当形式填空。1、Lets _(play)cards.2、My hobby is_(ride a bike).3、She is _(watch)TV.4、Jenny _(want)to be a doctor.5、You

5、 cant _(ice-skate)at the beach.6、Are they _(read)books?7、_(do)she like _(paint)?,咱来练一练,8、Jenny and lisa _(like)_(sing).9、Please dont _(listen)to music.10、My mother _(like)_(shop).11、Gogo _(go)home by bus.12、_(do)he _ want to _(play)soccer?,1、什么时候该加ing？_ _2、动词ing怎么加？动词倒数第二的字母是辅音，最后一个字母是e时，_。两个辅音字母夹着一

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