初中英语语法指导之现在进行时PPT课件

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

2、动词的inging 形式形式. ._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, the

3、y arent. They arent 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 wri

4、tinging. . I am I am notnot writ 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

5、drawinging ? ?-Yes,I am./No, Im not.-Yes,I am./No, Im not.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 c

6、lassroom.is runningis runningare havingare havingIsIs cleanincleaning g 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.

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 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 listen

8、ing C.sing,are singing,are listening4.I _my eraser,but I cant _ it.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 wate

9、ring the flowers.Is she jumping now?What are the boys doing?They are 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