初一英语下学期现在进行时课件.ppt

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1、现在进行时西川中学李铁英1.含义：表示现在正在进行或一段时间正在进行的动作标志词：now,look,listen 等。2.构成：be+V-ing 现在进行时的含义与构成He is reading a book.3.V-ing 变化规则：1）一般加 ing.如:play-playing watch-watching2)以不发音的e 结尾,去e 加ing.如:take-taking come-coming3)元+辅结尾,且是重读闭音节的单词,双写辅音字母+ing.如:run-running swim-swimming 练习1.写出下列动词的ing 形式.1.help_ e_3.swim_ 4.ea

2、t_5.give_ 6.find_7.sit _ 8.write_What is he doing?He is playing basketball.What is the boy doing？He is singing.-Is the woman writing?-No,she isnt.She is reading a book.-Whatre they doing?-Theyre swimming.-Are they swimming?-Yes,they are.-Are they singing?-No,they arent.They arent singing.They are da

3、ncing.Are they _a book?No,they _._ are they_?Theyre _.reading arentWhatdoingwritingIs the girl _(get)up?No,she _.What _ she _?She _ _.getting isntisdoingis sleeping2.否定句：直接在be后加not.如：I am writing.I am not writing.现在进行时的句式1.肯定句:主语+be+v-ing+其它.如:I am reading a book.3.一般疑问句及回答:问句,直接把be提前,肯定回答:Yes,主语+be

4、 否定回答:No,主语+be+not-Are you drawing?-Yes,I am./No,Im not.一.用所给动词的适当形式填空.1.Look!The cat_(run)up the tree.2.The twins_(have)breakfast.3.-_he _(clean)the blackboard?-No,he isnt.4.Tom_(play)the piano in the room.Please ask him to come here.5.Listen!They_(sing)in the classroom.is runningare havingIs clean

5、ing is playing are singing 汉译英1.我们正在看电视.2.他们正在打扫教室.3.汤姆正在吃早饭.4.那对双胞胎正在睡觉.We are watching TV.They are cleaning the classroom.Tom is having breakfast.The twins are sleeping.5.男孩子们正在踢足球.6.她正在铺床.7.我正在玩电脑游戏.8.你们正在听磁带吗?The boys are playing soccer.She is making the bed.I am playing computer games.Are you l

6、istening to the tape?二.选择填空.1.My mother is _TV.A.looking at B.seeing C.reading D.watching2.-_you _a book?-Yes,I am.A.Do,read B.Are,read C.Are,reading D.Are,looking3.Kate _,the others _.A.sing,listen B.is singing,is listening C.sing,are listeningD.is singing,are listening4.I _my eraser,but I cant _ i

7、t.A.look for,finding B.am finding,look for C.am looking for,find D.find,look for 三.句型转换1.I am watering the flowers.(否定句)2.Shes jumping now.(一般疑问句)3.The boys are playing cards.(划线提问)4.He is doing his homework.(复数句)I am not watering the flowers.Is she jumping now?What are the boys doing?They are doing their homework.一般现在时v 含义：表示经常性或习惯性的动作。v 标志词:often,always,usually,sometimes,every day构成v 主语：I,we,you,theyv 肯定句：主语动词原形其它部分v 否定句：主语dont 动词原形其它部分v 一般疑问句：Do 主语动词原形其它部分？主语：she,he,it,单数v 肯定句：主语动词三单其它部分v 否定句：主语doesnt 动词原形其它部分v 一般疑问句：Does 主语动词原形其它部分？