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-watching 2)以不发音的e 结尾,去e 加ing.如: take-taking 2) come-coming 3)元+辅结尾,且是重读闭音节的单词,双 写辅音字母+ing.如:run-running 3) swim-swimming练习 1.写出下列动的ing 形式. 1.Help_helping_ 2.come_coming_ 3.swim_swimming_ 4.eat_eating_ 5.give_giving_ 6.find_finding_ 7.sit _sitting_ 8.write_writing_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.-What are they doing? -They are swimming. -Are they swimming? -Yes, they are.-Are they singing? -No, they arent. They arent singing. They are dancing.Are they _ a book?No, they _._ are they_ ?Theyre _.readingarent WhatdoingwritingIs the girl _(get) up?No, she _.What _ she _?She _ _.getting isntis doingis 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 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 having Is cleaningis playingare 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.她正在放风筝.7.我正在玩电脑游戏.8.你们正在听音乐吗?The boys are playing soccer.She is flying a kite.I am playing computer games.Are you listening to the music?二.选择填空. 1.My mother is _TV. A.looking at B.seeing C.reading D.watching 2.-_you _a book? -Yes,I am. A.Do,read B.Are ,read C.Are ,reading D.Are ,looking 3.Kate _,the others _. A.sing,listen B.is singing,is listening C.sing,are listeningD.is singing,are listening 4.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 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.1、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。 I am going to movies with my friend. 3、他正在弹吉他吗？ Is he playing the guitar? 4、她不在拉小提琴。 She isnt playing the violin. 5、她们在干什么？正在打篮球。 What are they doing? They are playing basketball. 6、Lucy 和Mary正在打排球。 Lucy and Mary are playing volleyball.