初中英语语法系列.ppt

现在进行时态 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 isnt. She is reading a book. -Whatre they doing? -Theyre 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 _. reading arent What doing writing Is the girl _(get) up? No, she _. What _ she _? She _ _. getting isnt 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, 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 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. 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. 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? 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. 过去进行时态 1.意义： 2.构成： 3.标志词： 表示在过去某一时刻正在进行 的动作。 was/were +doing 否定式：was/were not +doing 疑问式： Was/Were doing? at this/that time yesterday at 9:00 last night was/were doing when.did cook a meal at this time yesterday He was cooking a meal at this time yesterday. ride a horse at nine last Sunday He was riding a horse at nine last Sunday. play football at four oclock last Friday He was playing football at four oclock last Friday. this time yesterday clean the classroom She was cleaning the classroom this time yesterday. at ten oclock yesterday morning sweep the floor yesterday afternoon have a class at five oclock play football play basketball when the teacher came in read a book yesterday afternoon swim at this time yesterday write a letter when her mother came home 一 用所给动词的适当形式填空 1What _ you _ (do) at noon yesterday? 2)I _(watch) TV when my mother_ (come) in. 3) He _(do) his lessons at ten yesterday morning. weredoing was watching came was doing 4) The children _(play) football at four yesterday afternoon. 5) The baby _ (sleep) when the mother came back. was sleeping were playing 二. 完成下列句子 1）Li Lei _ (在读英语）at this time yesterday. was reading 2) They _ (在扫地）after school yesterday. 3）The boys and girls_(在唱歌） last night. 4)You _ （在打篮球)yeste