现在进行时时态讲解.pptx

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1、Ask and answer:What is he/she doing?He/she is What are they doing?They are.cookstudy第1页/共22页 现在进行时 1.用法：说话时正在进行的动作或当用法：说话时正在进行的动作或当 前一段前一段时时 间正在进行的动作间正在进行的动作 2.常用时间状语常用时间状语：now,these days,at that moment 3.动词构成动词构成：be+v-ing：肯定式：肯定式：am/is/are+现在分词现在分词(-ing)am/is/are working 否定式否定式：am/is/are+not+现在分词现在

2、分词 第2页/共22页 4.4.一般疑问构成及简答：一般疑问构成及简答：Am/Is/Are+Am/Is/Are+主语主语+现在分词现在分词+其它？其它？Yes,I am(he is.)/No,they arentYes,I am(he is.)/No,they arent 特殊疑问举例：特殊疑问举例：What are you doing now?What are you doing now?Who is flying a kite there?Who is flying a kite there?第3页/共22页3.V-ing 变化规则：变化规则：1）一般加）一般加 ing.如如:play-p

3、laying watch-watching2)以不发音的以不发音的e 结尾结尾,去去e 加加ing.如如:take-taking come-coming3)元元+辅结尾辅结尾,且是重读闭音节的单词且是重读闭音节的单词,双双写辅音字母写辅音字母+ing.如如:run-running swim-swimming第4页/共22页动词-ing双写必备三条件：1.辅音+元音+辅音begin swim run 2.重音在后面.begin swim3.单独的发音.常见要双写的单词：get,swim,run,shop,sit,put,begin.第5页/共22页 练习练习写出下列动词的写出下列动词的ingin

4、g 形式形式.1.help_ e_3.swim_ 4.eat_5.give_ 6.find_7.sit _ 8.write_helpingcomingswimmingeatinggivingfindingsittingwriting第6页/共22页What is he doing?He is playing basketball.第7页/共22页What is the boy doing？He is singing.第8页/共22页-Is the woman writing?-No,she isnt.She is reading a book.第9页/共22页-Whatre they doin

5、g?-Theyre swimming.-Are they swimming?-Yes,they are.第10页/共22页-Are they singing?-No,they arent.They arent singing.They are dancing.第11页/共22页Are they _a book?No,they _._ are they_?Theyre _.reading arentWhatdoingwriting第12页/共22页Is the girl _(get)up?No,she _.What _ she _?She _ _.getting isntisdoingis sl

6、eeping第13页/共22页第14页/共22页第15页/共22页一一.用所给动词的适当形式填空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 runningis runningare havingare havi

7、ngIsIs cleaningcleaning is playingis playing are singingare singing第16页/共22页 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.第17页/共22页 二.选择填空.1.My mother is _TV.A.looking at B.seeing C.reading D.watching2

8、.-_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 cant _ it.A.look for,finding B.am finding,look for C.am looking for,find D.find,look for第18页/共22页三

9、.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.第19页/共22页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 pl

10、aying soccer.She is making the bed.I am playing computer games.Are you listening to the tape?第20页/共22页1、我的妈妈正在做早饭。、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。、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？、他正在弹吉他吗？Is he playing the guitar?4、她不在拉小提琴。、她不在拉小提琴。She isnt playing the violin.5、她们在干什么？正在打篮球。、她们在干什么？正在打篮球。What are they doing?They are playing basketball.6、Lucy 和和Mary正在打排球。正在打排球。Lucy and Mary are playing volleyball.第21页/共22页谢谢您的观看！第22页/共22页