七年级下册现在进行时.pptVIP

* * * * * * 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 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 swim----swimming 练习 1.写出下列动词的ing 形式. 1.help_________ 2.come_________ 3.swim_________ 4.eat__________ 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 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 _____. reading aren’t What doing writing Is the girl ______(get) up? No, she ______. What ___ she ______? She ___ ______. getting isn’t is doing is sleeping 2.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 running are having Is cleaning 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. *