现在进行时讲解.pptx
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1、现在分词的构成:现在分词的构成:现在分词的构成:现在分词的构成:1.直接加直接加 ing eg:look looking.2.如果动词末尾有不发音的如果动词末尾有不发音的e,则去则去e 加加 ing.3.以重读闭音节结尾以重读闭音节结尾,且末尾只有一个辅音字母且末尾只有一个辅音字母,应双写末尾字母应双写末尾字母,再加再加 ing.eg:sit sitting.4.以以ie结尾,把结尾,把ie变变y加加ing。lie-lying die-dying tie-tying 口诀教你学口诀教你学doing 进行时很好记进行时很好记,be加动词加动词-ing;直加双写去哑直加双写去哑e,分词构成须仔细分
2、词构成须仔细;别说别说 be 词无词义词无词义,主语和它最亲密主语和它最亲密;变疑问变疑问 be 提前提前,否定否定 not 再再 后添后添;何时要用进行时何时要用进行时 look,listen,now标标志志.第1页/共35页写出下列动词的写出下列动词的现在分词现在分词形式形式.1.help _ e _1.help _ e _3.swim 3.swim _ 4.eat _ 4.eat _5.give _ 6.find _5.give _ 6.find _7.sit _ 8.write _7.sit _ 8.write _helping coming swimming eatinggiving
3、 findingsitting writing第2页/共35页 写出下列动词的分词形式写出下列动词的分词形式 talk _ sleep _ watch _ sit _ listen _ make _ laugh _ lie _ cry _ sing _ cut _ write _ talking sleeping watching sitting listening making laughing lying crying singing cutting writing第3页/共35页第4页/共35页1.含义:表示现在正在进行或一 段时间正在进行的动作。2.标志词:now,look,liste
4、n等。3.构成:be+V-ing 现在进行时的现在进行时的含义含义与与构成构成He is reading a book.第5页/共35页He is running.She is dancing.It is jumping.They are running.第6页/共35页2.2.否定句:直接在否定句:直接在bebe后加后加not.not.如:如:I am writI am writinging.I am I am notnot writ writinging.现在进行时的句式现在进行时的句式1.1.肯定句肯定句:主语主语+be+v-ing+be+v-ing+其它其它.如如:I:I amam r
5、ead readinging a book.a book.第7页/共35页He isnt standing.She isnt running.It isnt singing.They arent eating.第8页/共35页3.3.一般疑问句及回答一般疑问句及回答:问句:有问句:有bebe,直接把,直接把bebe提前。提前。肯定回答肯定回答:Yes,:Yes,主语主语 +be +be 否定回答否定回答:No,:No,主语主语 +be+not+be+not-Im drawing.-AreAre you drawing?you drawing?-Yes,-Yes,I amI am./No,./N
6、o,I Im notm not.第9页/共35页He is playing basketball.Is he playing basketball?Yes,he is./No,he isnt.第10页/共35页 结构结构结构结构:be+doing (be要根据主语作人称和数的变化要根据主语作人称和数的变化)句型转换句型转换句型转换句型转换 1.肯定句肯定句 否定句否定句,要在要在 be 后加后加 not 构成构成 eg:We are reading English now.We are not reading English now.2.陈述句陈述句 一般疑问句一般疑问句,把把be动词提到句首
7、动词提到句首 eg:The student is drinking.Is the student drinking?3.陈述句陈述句 特殊疑问句特殊疑问句,由由“疑问词疑问词+一般疑问一般疑问句句”构成构成 eg:He is working.What is he doing?第11页/共35页The present continuous tense 现在进行时 基本用法基本用法基本用法基本用法 1.表示现在正在进行的动作和发生的事表示现在正在进行的动作和发生的事 eg:-What are you doing?-I am reading a book.2.有时表示现阶段正发生的事有时表示现阶段正
8、发生的事,但此刻动作不一正在进行但此刻动作不一正在进行 eg:He is teaching at the school.We are learning Unit5 these days.3.现在进行时的句子中常有现在进行时的句子中常有now,或在句首常出现或在句首常出现Look!Listen!等提示词等提示词 eg:Listen!Danny is singing in the room.He is doing his homework now.第12页/共35页What is the boy doing?He is singing.第13页/共35页-Is the woman writing?
9、-No,she isnt.She is reading a book.第14页/共35页-Whatre they doing?-Theyre swimming.-Are they swimming?-Yes,they are.第15页/共35页-Are they singing?-No,they arent.They arent singing.They are dancing.第16页/共35页Are they _a book?No,they _._ are they_?Theyre _.reading arentWhatdoingwriting第17页/共35页Is the girl _(
10、get)up?No,she _.What _ she _?She _ _.getting isntisdoingis sleeping第18页/共35页第19页/共35页第20页/共35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_
11、(sing)in the classroom.is runningis runningare havingare havingIsIs cleaningcleaning is playingis playing are singingare singing第21页/共35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22页/共35页5.男孩子们正在踢
12、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?第23页/共35页 二.选择填空.1.My mother is _TV.A.looking at B.seeing C.reading D.watching2.-_you _a book?-Yes,I am.A.Do,read B.Are,read C.Are,reading D.Are,looking3.Kate
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