2022年英语中考语法复习ppt课件-情态动词.pptx

1、 情态动词的分类及用法情态动词的定义总结及习题演练 第一部分 情态动词的定义 011情态动词词的定义情态动词表示说话人的情绪、态度或语气的动词，表可能，怀疑，允诺，愿望等。没有人称和数的变化。第二部分 情态动词词的分类 02 must/have tocan/could/maymightneed情态动词词的分类 情态动词词的分类can的用法 (1)表示能力,一般译为“能,会”。She can swim fast,but I cant.I can see with my eyes.(2)表示许可，常在口语中。You can use my dictionary.(3)表示推测,意为“可能”。常用于否

2、定句和疑问句中，此时cant 译为“不可能”。Can the man be our teacher?No,he cant be our teacher.Our teacher is on a visit to the Great Wall.练一练()1.(2019北京)Lily,_ you finish the letter in ten minutes?Yes,I can.A.must B.should C.need D.can()2.(2019黄山市屯溪区模拟)Be confident,everyone.We finish the difficult task on time withou

3、t others help.A.canB.need C.must D.should()3.(2019广西河池)Is that red schoolbag Marys?It_be hers.She hates that color.A.may B.must C.cant D.might()4.(2019黑龙江绥化)That _ be an alientheres no such thing!A.might B.must C.cant 练一练答案()1.(2019北京)Lily,_ you finish the letter in ten minutes?Yes,I can.A.must B.sh

4、ould C.need D.can()2.(2019黄山市屯溪区模拟)Be confident,everyone.We finish the difficult task on time without others help.A.canB.need C.must D.should()3.(2019广西河池)Is that red schoolbag Marys?It_be hers.She hates that color.A.may B.must C.cant D.might()4.(2019黑龙江绥化)That _ be an alientheres no such thing!A.mi

5、ght B.must C.cant can 的用法小结情态动词含义及用法示例can表示能力,意为能、会“,可与be able to转换Mary can speak three languages.玛丽能说三种语言。表示请求、许可,意为可以Can I take the book home?我可以把这本书带回家吗?表示推测,意为可能,常用于否定句和疑问句中This T-shirt cant be Helens.Its too small.这件T恤衫不可能是海伦的。它太小了。情态动词词的分类could的用法 (1)can的过去式，意为“能、会”，表示过去的能力。He could write poem

6、s when he was 10.(2)could在疑问句中，表示委婉的语气，此时 could 没有过去式的意思。Could I use your pen?Yes,you can.可以。No,you cant.不可以。练一练()1.(2015 广东佛山)Jenny finally got the job because she _ speak English well.A.might B.must C.could()2.(2019新疆)David,you please sweep the floor and take out the trash?A.couldB.may C.might D.m

7、ust 练一练答案().(2015 广东佛山)Jenny finally got the job because she _ speak English well.A.might B.must C.could()2.(2019新疆)David,you please sweep the floor and take out the trash?A.couldB.may C.might D.must 情态动词词的分类情态动词的易混点之一 can/could和be able to辨析用法例句can/could只用于一般现在时(can)和一般过去时(could)(强调自身已具有的能力)Roy coul

8、dnt swim last year,but now he can.罗伊去年不会游泳,但现在他会了。be able to可用于多种时态(强调通过努力而获得的能力)Will you be able to come?你能来吗?情态动词词的分类may的用法 (1)表示请求、许可，比can 正式。May I borrow your bike?You may go home now.(2)表示推测，谈论可能性，意为“可能，或许”，一般 用 于肯定句中。It may rain tomorrow.She may be at home.(3)may的过去式为might，表示推测时，可能性低于may。He is

9、 away from school.He might be sick.(4)表示希望、祈求、祝愿，常可译为“祝愿”。通常是用：May+主语+动词May you have a good time.May you be happy!May you succeed!练一练()1.（2017年曲靖26题）_ I use your dictionary?Sorry,I left it at home.A.MustB.Need C.MayD.Should()2.(2019湖南湘潭)Who is singing in the next room？It_be Lisa，but Im not sureA.mus

10、t B.may C.need()3.(2015安徽)Do you have any plans for this Sunday?Im not sure.Igo to the countryside to see my grandmother.A.can B.must C.may D.need()14.(2019湘潭改编)Who is singing in the next room?It be Lisa,but Im not sure.A.mustB.may C.need D.have to 练一练答案()1.（2017年曲靖26题）_ I use your dictionary?Sorry,

11、I left it at home.A.MustB.Need C.MayD.Should()2.(2019湖南湘潭)Who is singing in the next room？It_be Lisa，but Im not sureA.must B.may C.need()3.(2015安徽)Do you have any plans for this Sunday?Im not sure.Igo to the countryside to see my grandmother.A.can B.must C.may D.need()14.(2019湘潭改编)Who is singing in

12、the next room?It be Lisa,but Im not sure.A.mustB.may C.need D.have to 情态动词词的分类情态动词的易混点之二 1.一般可互换使用。Can/May I help you?2.can 和may 表示可能性时的区别1)在疑问句中表示推测、肯定句中用 might，may，must，不用can。3)在否定句中用cant（不可能），不用 may，must。That cant be true.can和maymay的用法小结情态动词含义及用法示例may表示许可或征求同意,意为可以You may leave now.你现在可以离开了。表示可能性

13、较小的推测,意为可能、也许,常用于肯定句中This watch may be Cindys.She likes pink best.这个手表可能是辛迪的。她最喜欢粉色。might的用法小结情态动词含义及用法示例might表示许可,意为可以,语气比may更委婉Might I ask you a question?我可以问你一个问题吗?表示推测,意为可能,可能性小于mayHe is away from school.He might be sick.他没有上学,他可能生病了。may的过去式,意为可能She was worried that we might get hurt.她担心我们可能会受到伤

14、害。练一练()1.（2018河南31题）Are you going to the cinema tonight?I dont know.I _ go or I _ stay at home.A.will;will B.must;must C.should;shouldD.might;might()2.(2019辽宁本溪)The man _ be a doctor inthis hospital,but Im not sure.A.must B.would C.can D.might 练一练答案()1.（2018河南31题）Are you going to the cinema tonight?

15、I dont know.I _ go or I _ stay at home.A.will;will B.must;must C.should;shouldD.might;might()2.(2019辽宁本溪)The man _ be a doctor inthis hospital,but Im not sure.A.must B.would C.can D.might 情态动词词的分类must的用法 (1)must 表示主观看法，意为“必须、一定”。You must stay here until I come back.Must I hand in my homework right n

16、ow?(2)其否定形式mustnt,表示“一定不要,千万别,禁止,不许”。You mustnt play with fire.You mustnt be late.(3)must引导的疑问句 肯定回答为must，否定回答为neednt 或 dont have to。Must I finish my homework?No,you neednt.(4)must表示有把握的推测，用于肯定句。The light is on,so he must be at home now.练一练()1.（2015曲靖37题）Now all passengers show their ID cards and go

17、 through the safety check before they take a train.A.would B.mayC.couldD.must()2.(2019凉山)We should keep quiet in the library.We speak loudly.A.mustB.mustntC.canD.neednt ()3.(2019辽宁大连)Must we take the underground to the airport？Yes，we _ The traffic is very heavy nowAmust Bcan Cmay Dwould()4.(2019襄阳)T

18、he driverbe hurt badly in the accident.Thats true.Lets send him to the hospital as soon as possible.A.need B.cantC.must D.may not 练一练答案()1.（2015曲靖37题）Now all passengers show their ID cards and go through the safety check before they take a train.A.would B.mayC.couldD.must()2.(2019凉山)We should keep q

19、uiet in the library.We speak loudly.A.mustB.mustntC.canD.neednt ()3.(2019辽宁大连)Must we take the underground to the airport？Yes，we _ The traffic is very heavy nowAmust Bcan Cmay Dwould()4.(2019襄阳)The driverbe hurt badly in the accident.Thats true.Lets send him to the hospital as soon as possible.A.nee

20、d B.cantC.must D.may not 情态动词词的分类情态动词的易混点之三 must 和 have to must 侧重于个人意志和主观上的必要。have to 侧重于客观上的必要I havent got any money with me,so Ill have to borrow some from my friend.I know I must study hard.练一练()1.(2019湖北孝感)一May I join the art club,Dad?一If you have interest,you _.A.should B.canC.have to D.must()

21、2.(2019黑龙江龙东地区)Mom,may I go to the party with my friends tonight?Yes,you _.But you _ be back by 10:00 pm.A.can;may B.must;have to C.may;must 练一练答案()1.(2019湖北孝感)一May I join the art club,Dad?一If you have interest,you _.A.should B.canC.have to D.must()2.(2019黑龙江龙东地区)Mom,may I go to the party with my fr

22、iends tonight?Yes,you _.But you _ be back by 10:00 pm.A.can;may B.must;have to C.may;mustmust的用法小结情态动词含义及用法示例must表示主观意愿,意为必须;否定形式为mustnt,意为禁止、不准We must do something to protect the environment.我们必须做些事情来保护环境。Children mustnt play with fire.孩子不准玩火。表示非常有把握的推测,意为一定、肯定,用于肯定句中You must be tired after a long

23、journey.长途旅行之后,你一定很累。情态动词词的分类need的用法 (1)need 表示 需要、必须 主要用于否定句和疑问句中，其否定形式为neednt，意为“没有必要，不必”。用need 提问时，肯定回答为 must，否定回答为 neednt或dont have to。Need I stay here any longer?Yes,you must.No,you neednt/dont have to.(2)need 还可以作实义动词，此时有人称、数和时态的变化。a.人作主语，后边多接动词不定式。I need to do it right now.He needs to learn m

24、ore about the girl.b.物作主语，一般用need doing 与 need to be done。这种情况应注意两点：1)主动形式的动名词doing具有被动的含义；2)该动名词可以改为其动词不定式的被动形式而句子的意义不变。The door needs painting.=The door needs to be painted.Your car needs mending.=Your car needs to be repaired.need的用法小结情态动词含义及用法示例need用于疑问句,意为需要Need I leave now?我需要现在离开吗?用于否定句中,意为不必

25、You neednt worry about Jim.He is not a child any more.你不必担心吉姆。他不再是个孩子了。第三部分 总结及习题演练 03课后总结基本用法1.can,could,be able to2.may,might3.must4.need课后总结-推测情态情态动词动词cant might maycouldshouldwouldwill呈顺时针方向表推测的可能性越来越大 习题演练 一.单项选择()1.(2019上海中考)According to the rule,used batteries be dropped in the red bin for ha

26、rmful wastes.A.must B.need C.can D.may()2.(2019淮安中考)Will you stay here for dinner with us?Sorry,I .My mother is waiting for me at home.A.mustnt B.cantC.neednt D.couldnt()3.(2019抚顺中考)Its a rule that students bring mobile phones to our school.A.mustnt B.wouldntC.neednt D.couldnt()4.(2019合肥45中三模)Mum,I

27、watch the movie A dogs Journey II tonight with my best friend Tony?No,you cant.You need to prepare for the coming test.A.should B.needC.mustD.could()5.(2019黄山市屯溪区模拟)Be confident,everyone.We finish the difficult task on time without others help.A.can B.need C.must D.should()6.(2019亳州二模)That must be M

28、r.John.No,it be him.I saw him off at the airport an hour ago.A.may notB.mustnt C.cantD.neednt()7.(2019合肥十校模拟)This book be Lucys.Look!Her name is on it.A.canB.may C.mustD.might()8.(2019无锡)With this new lock,you search for keys in your bag any more.Isnt it cool?A.needntB.cantC.mustntD.shouldnt()9.(201

29、9泰州)This task is really beyond me.Well,if you solve it,you wont get paid.A.cant B.neednt C.mustntD.shouldnt()10.(2019孝感)May I join the art club,Dad?If you have interest,you.A.shouldB.canC.have toD.mustRecently,a very simple question was widely spread online:What China 1._ be proud of?A foreign girl

30、living in China gave a very touching answer.The following is China in her eyes.“It is the easiest country in which to find a job.If you are not too lazy,it 2._ be very simple to find a job in China.I believe therere more job chances here.”三.语篇提升(盲填)情态动词阅读短文，根据语篇要求填空，使短文通顺、意思完整。每空限填一词。“The foreign la

31、nguage level is surprising.About 400 million Chinese are studying English.If they 3._ speak good English in the future,China will have the greatest number of English speakers of any non-English speaking country.The foreigners 4._ not worry about the communication.”“The speed of Chinese trains is fas

32、t.From Ningbo to Beijing,the train runs 1，365 kilometers for seven hours and the ticket fare is only 595 yuan.I 5._ believe it at the beginning.It is a great country which is well worth visiting.”三.语篇提升(盲填)情态动词阅读短文，根据语篇要求填空，使短文通顺、意思完整。每空限填一词。Key Words:一.单项选择1-5ABADA6-10CCAAB二.语篇提升(盲填)1.should2.must3.can4.need5.cant