现在进行时ppt课件内容预览：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以不发音的e 结尾,去e 加ing.如:take----takingcome---coming元+辅结尾,且是重读闭音节的单词,双写辅音字母+ing.如:run----runningswim----swimming练习1.写出下列动词的ing 形式.1.help_________2e_________3.swim_________4.eat__________5.give________6.find_______ppt7.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 isn’t. She is reading a book.----What’re they doing?----They’re swimming.----Are they swimming?----Yes,they are.---Are they singing?---No,they aren’t. They aren’t singing. They are dancing.Are they ____a book?No,they ____.____are they_______?They’re _____.readingaren’tWhatdoingwritingIs the girl ______(get)up?No,she ______.What ___she ______?She _________.gettingisn’tisdoingis 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, I’m 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 isn’t.4.Tom__________(play)the piano in the room.Please ask him to come here.5.Listen! They____________(sing)in the classroom.is runningare havingIscleaningis 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 watchingTV.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 listening to the tape?二.选择填空.1.My mother is _____TV.A.looking at B.seeing C.readingD.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 can’t ______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.She’s 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 isn’t 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.