初一情态动词语法讲解课件.ppt

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1、关于初一情态动词语法讲解现在学习的是第1页，共13页情态动词（modal verbs)：表示说话人的语气或情态，如请求、命令、愿望、能力以及可能性等。英语的情态动词有：现在学习的是第2页，共13页 can/could may/might must shall/should will/would need have to 能够可能必须应该意愿敢需要不得不+动词原形现在学习的是第3页，共13页 肯定 否定 缩写否定 can can not cant couldcould not couldnt maymay not /mightmight not mightnt must must not mus

2、tnt shouldshould not shouldnt needneed notneednt现在学习的是第4页，共13页Shall一般只能用于第一人称。I shall think it over and Let you know my idea.我将考虑一下此事，然后告诉你我的想法。现在学习的是第5页，共13页情态动词情态动词不能单独作谓语动词不能单独作谓语动词，只能与，只能与动词原动词原形一起形一起做谓语，没有人称和数的变化。做谓语，没有人称和数的变化。A bird can fly.Fish cant live without water.You must hand in your ho

3、mework at once.You mustnt talk loudly in public.现在学习的是第6页，共13页cancanmaymaymustmust词义词义词义词义肯定肯定肯定肯定 否定否定否定否定疑疑疑疑问问问问回答回答回答回答能够能够能够能够(表能力表能力表能力表能力)可以可以可以可以(表允许表允许表允许表允许)必须必须必须必须主语主语主语主语 +can+can+动动动动词原形词原形词原形词原形主语主语主语主语 +may+may+动词原形动词原形动词原形动词原形主语主语主语主语 +must+must+动动动动词原形词原形词原形词原形主语主语主语主语 +cannot/+can

4、not/cant+cant+动词原形动词原形动词原形动词原形主语主语主语主语 +may not+may not+动词原形动词原形动词原形动词原形主语主语主语主语 +must not/+must not/mustnt+mustnt+动词原动词原动词原动词原形形形形Can+Can+主语主语主语主语 +动动动动词原形？词原形？词原形？词原形？May+May+主语主语主语主语 +动动动动词原形？词原形？词原形？词原形？Must+Must+主语主语主语主语 +动词原形？动词原形？动词原形？动词原形？Yes,Yes,主语主语主语主语 +can.+can.No,No,主语主语主语主语 +cant.+cant

5、.Yes,Yes,主语主语主语主语 +may.+may.No,No,主语主语主语主语 +may not.+may not.Yes,Yes,主语主语主语主语 +must.must.No,No,主语主语主语主语 +neednt.neednt.在口语中可用在口语中可用在口语中可用在口语中可用cancan代替，但代替，但代替，但代替，但maymay更礼貌。更礼貌。更礼貌。更礼貌。现在学习的是第7页，共13页1.My elder brother _(1.My elder brother _(能能能能)drive a cardrive a car.否定句：否定句：否定句：否定句：一般疑问句：一般疑问句：一

6、般疑问句：一般疑问句：肯定回答：肯定回答：肯定回答：肯定回答：否定回答：否定回答：否定回答：否定回答：就划线部分提问：就划线部分提问：就划线部分提问：就划线部分提问：PracticePractice canMy elder brother cannot/cant drive a car.Can your elder brother drive a car?Yes,he can.No,he cant.What can your elder brother do?现在学习的是第8页，共13页2.You _(2.You _(可以可以可以可以)leave)leave nownow.否定句：否定句：否定

7、句：否定句：一般疑问句：一般疑问句：一般疑问句：一般疑问句：肯定回答：肯定回答：肯定回答：肯定回答：否定回答：否定回答：否定回答：否定回答：就划线部分提问：就划线部分提问：就划线部分提问：就划线部分提问：PracticePractice mayYou may not leave now.May I leave now?Yes,you may.No,you may not.When may I leave?现在学习的是第9页，共13页3.Lily _(3.Lily _(必须必须必须必须)go to)go to the librarythe library.否定句：否定句：否定句：否定句：一般疑问

8、句：一般疑问句：一般疑问句：一般疑问句：肯定回答：肯定回答：肯定回答：肯定回答：否定回答：否定回答：否定回答：否定回答：就划线部分提问：就划线部分提问：就划线部分提问：就划线部分提问：PracticePractice mustLily mustnt go to the library.Must Lily go to the library?Yes,she must.No,she neednt.Where must Lily go?现在学习的是第10页，共13页A.A.用用用用must(not),may(not),can(not)must(not),may(not),can(not)填空：填空：

9、填空：填空：1.I dont understand this word._ I use your dictionary?-1.I dont understand this word._ I use your dictionary?-Yes,please use it.Yes,please use it.2.The traffic light is turning red.We _ stop.2.The traffic light is turning red.We _ stop.3.You _ borrow two books at a time.3.You _ borrow two book

10、s at a time.4.Tom _ play table tennis,but he _ play football.4.Tom _ play table tennis,but he _ play football.5.Doctor,_ I take much medicine?5.Doctor,_ I take much medicine?-No,you neednt.But you _ drink a lot of water.-No,you neednt.But you _ drink a lot of water.6.Tom is good at drawing.He _ draw

11、 wonderful 6.Tom is good at drawing.He _ draw wonderful pictures.pictures.7.You _ smoke here.Its dangerous.7.You _ smoke here.Its dangerous.8.-May I turn on the TV?No,you _.My dad is sleeping.8.-May I turn on the TV?No,you _.My dad is sleeping.Test YourselfTest YourselfMay/Canmustmay/cancancantmustm

12、ustcan mustnt/cannot/may notmay notcant现在学习的是第11页，共13页Test YourselfTest YourselfB B.单项选择单项选择单项选择单项选择：1.-_ I ask you a question?-Sure1.-_ I ask you a question?-Sure A.May B.Do C.Should D.AmA.May B.Do C.Should D.Am2.Can I go to the park,Mum?2.Can I go to the park,Mum?-Certainly.But you _ be back by si

13、x oclock.-Certainly.But you _ be back by six oclock.A.A.can B.may C.will D.mustcan B.may C.will D.must3._ you dance?We need some more dancers for the talent show.3._ you dance?We need some more dancers for the talent show.A.A.May B.Can C.Must D.ShouldMay B.Can C.Must D.Should4.Im afraid I need a pai

14、r of glasses.I _ hardly see the words on the 4.Im afraid I need a pair of glasses.I _ hardly see the words on the blackboard.blackboard.A.A.can B.must C.may D.shouldcan B.must C.may D.should5.You _ cross the road now.You have to wait until the light turns 5.You _ cross the road now.You have to wait until the light turns green.green.A.dont B.didnt C.wont D.mustntA.dont B.didnt C.wont D.mustnt现在学习的是第12页，共13页感感谢谢大大家家观观看看2022/9/26现在学习的是第13页，共13页