初中英语语法指导之现在进行时.pptx

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1、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现在进行时的含义与构成He is reading a book.第1页/共22页ing 变化规则：1）一般加 ing.如:play-playing watch-watching以不发音的e 结尾,去e 加ing.如:take-taking come-coming元+辅结尾,且是重读闭音节的单词,双写辅音字母+ing.如:run-running 2)swim-swimming第2页/共22页 练习练习1.1.写出下列动词的写出下列动词的inging 形式

2、形式._第3页/共22页What is he doing?He is playing basketball.第4页/共22页第5页/共22页What is the boy doing？He is singing.第6页/共22页-Is the woman writing?-No,she isnt.She is reading a book.第7页/共22页-Whatre they doing?-Theyre swimming.-Are they swimming?-Yes,they are.第8页/共22页-Are they singing?-No,they arent.They arent

3、singing.They are dancing.第9页/共22页Are they _a book?No,they _._ are they_?Theyre _.reading arentWhatdoingwriting第10页/共22页Is the girl _(get)up?No,she _.What _ she _?She _ _.getting isntisdoingis sleeping第11页/共22页第12页/共22页2.2.否定句：直接在否定句：直接在bebe后加后加not.not.如：如：I am writI am writinging.I am I am notnot wr

4、it writinging.现在进行时的句式现在进行时的句式1.1.肯定句肯定句:主语主语+be+v-ing+be+v-ing+其它其它.如如:I:I amam read readinging a book.a book.第13页/共22页3.3.一般疑问句及回答一般疑问句及回答:问句问句,直接把直接把bebe提前提前,肯定回答肯定回答:Yes,:Yes,主语主语 +be +be 否定回答否定回答:No,:No,主语主语+be+not+be+not-Are you draw-Are you drawinging?-Yes,I am./No,Im not.-Yes,I am./No,Im not

5、.第14页/共22页第15页/共22页一一.用所给动词的适当形式填空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 runningis runningare havingare havingIsIs cleanin

6、gcleaning is playingis playing are singingare singing第16页/共22页 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.第17页/共22页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

7、the bed.I am playing computer games.Are you listening to the tape?第18页/共22页 二.选择填空.1.My mother is _TV.2.-_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 singing,are listening4.I _my eraser,but I cant _ it

8、.A.look for,finding B.am finding,look for C.am looking for,find D.find,look for第19页/共22页三.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 ar

9、e doing their homework.第20页/共22页1、我的妈妈正在做早饭。、我的妈妈正在做早饭。My mother is making breakfast.2、我正要和我的朋友去看电影。、我正要和我的朋友去看电影。I am going to movies with my friend.3、他正在弹吉他吗？、他正在弹吉他吗？Is he playing the guitar?4、她不在拉小提琴。、她不在拉小提琴。She isnt playing the violin.5、她们在干什么？正在打篮球。、她们在干什么？正在打篮球。What are they doing?They are playing basketball.6、Lucy 和和Mary正在打排球。正在打排球。Lucy and Mary are playing volleyball.第21页/共22页感谢您的观看！第22页/共22页