现在进行时时态讲解课件.ppt

1、现在进行时的讲与练,Ask and answer:,What is he /she doing? He /she is What are they doing? They are .,cook,study,现在进行时 1.用法：说话时正在进行的动作或当 前一段时 间正在进行的动作 2.常用时间状语 ：now,these days, at that moment 3.动词构成 ： be+v-ing： 肯定式：am/is/are+现在分词(-ing) am/is/are working 否定式 ： am/is/are+not+现在分词,4.一般疑问构成及简答： Am/Is/Are+主语+现在分词+

2、 其它？ Yes,I am(he is.) /No,they arent 特殊疑问举例： What are you doing now? Who is flying a kite there?,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,动词-ing双写必备三条件：,1. 辅音+元音+辅音,begin swim run,2

3、. 重音在后面.,begin swim,3. 单独的发音.,常见要双写的单词：get, swim, run, shop, sit, put, begin.,练习 写出下列动词的ing 形式. 1.help_ e_ 3.swim_ 4.eat_ 5.give_ 6.find_ 7.sit _ 8.write_,helping,coming,swimming,eating,giving,finding,sitting,writing,What is he doing? He is playing basketball.,What is the boy doing？ He is singing.,-

4、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 t

5、he girl _(get) up? No, she _. What _ she _? She _ _.,getting,isnt,is,doing,is sleeping,达标训练,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)

6、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

7、.-_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

8、,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 pla