中考情態(tài)動詞復習

1、,Welcome to English Class!,寧夏平羅縣第四中學 王燕,MODEL,VERBS,Welcome to,Nice to meet you!,He is sleeping.But I,Were late for school.,Whats this?,It may/might be a basketballball.,It must be a ball.,情態(tài)動詞,有一定的詞義，但詞意不完整,不能單獨作謂語，必須和實義動詞連用,表說話人對某一動作或狀態(tài)的態(tài)度和看法。情態(tài)動詞后面跟動詞原形，沒有人稱和數的變化。,常見情態(tài)動詞,1)can和could,表能力,表請求、 允許,表

2、推測 (否、疑),could,1)He could write poems when he was ten. 2)She couldnt understand me at that time 3)Could I ask you a question?,表過去 能力,表委婉請求,can和be able to表示能力時用法相同。can 只有現(xiàn)在和過去時，而be able to則有更多的 時態(tài)形式。表經過努力,成功地完成某事，通 常不用can,而用be able to (相當于manage to/ succeed in doing sth)。,The wounded man _get to the

3、village and was saved in the end. A. could B. was able to,can/could,be able to區(qū)別,2）may與might,may,用法,表請求 許可,肯定句 表推測,might,1)He is away from school.He might be sick.,表推測 可能小,3)must/have to,must,例句,用法,1)You must stay here until I come back. 2)Must I hand in my homework right now? No,you neednt./dont ha

4、ve to. Yes,you must.,3)The light is on,so he must be at home now. 4)It must have rained last night.,表主觀 看法,肯定句 表推測,have to,1)Its too late,I have to leave now. 2)You wont have to wait for me.,表客觀 需要,have to表客觀上的需要,可用于現(xiàn)在時、將來時和過去時。Must表個人意志和主觀上的需要，用于現(xiàn)在時和將來時;表規(guī)章制度Must為必須,mustnt為禁止,回答must問句,肯定用must,否定用ne

5、ednt或dont /doesnt have to表不必;must還表示肯定的推測。,用Must,have to填空 1.I know I _ study hard. 2.My mother is ill. I _ look after her at home.,Must,have to區(qū)別,must,have to,can,may/might,must表推測,Can用于否定句和疑問句,相當于be impossible; may/might 相當于be not certain,用于肯定句, might可能性低于may;must相當于be certain, 表有把握的揣測 。,用can,may/

6、might,must填空 1.Please ask that man.He _ know that. 2.The light is on,so he _ be at home. 3.It _ be Wei Fang.She is at school now. 4.Are you coming to Jeffs party? Im not sure.I_go to the concert instead.,may,must,cant,might,4)need,1)Need作情態(tài)動詞時,表“必要”,多用于否定句或 疑問句,一般不用于肯定句?；卮餹eed問句,肯定 用must,否定用neednt。

7、No,you neednt. Need I stay here any longer? Yes,you must. We neednt hurry.,2)need作實義動詞,有人稱、數和時態(tài)變化,后多接 動詞不定式。 He needs a new coat.,用Need的適當形式填空。 1)He _ money now. 2)_ she _ to bring the book here? 3)We _ work that day.(not) 4)The boy _ any help.(not ),needs,Does,need,neednt/didnt need to,doesnt need,

8、5)shall和should,Shall,例 句,1)Shall we go out for a walk? 2)What shall we drink?,用法,征求對 方意見,should,1)We should protect our environment. 2)You should do it better next time.,勸告建議 義務責任,用shallshould填空。 1.When_we meet? 2.You_see a doctor.,shall,should,Would you like to do sth? Yes, Id like/love to. Sorry ,

9、 I have to do sth. I cant.,Would you like sth? Yes, please./All right./Ok. No, thanks.,Would句型巧回答,日常生活中常用would問句,向對方禮貌地提出建議或邀請,我們尤其要注意口語交際中它的回答。,7)had better,1)We had better go now. 2)You had better not give the book to him.,had better,建議(最好 做某事),When you are sleeping,you had better_ All your window

10、s closed.(江蘇南通) dont keep B. not keep C. Not to keep D. not keeping,注意:had better有強硬命令的語氣,對長輩不宜使用,6)will/would,will,1)I will help you if I am free this afternoon.,例句,用法,意愿意 志打算,would,1)I told him that I would go along with him.,2)Would you please not smoke here?,3)When I was a child,I would go swim-

11、 Ming with other children in summer.,4)I would have two wings and then fly to the moon.,主觀愿意,征求意見,過去習慣,未來想象,情態(tài)動詞考點揭密,問句及否定回答,1.-Dad,must I finish my homework today？ -No，you _.you may finish it tomorrow.(2010朝陽) A. neednt B. mustnt C. dont D. wont 2.-May I put my bike here? (2010廣安) -No,you _.You sho

12、uld put it over there. A. may not B. mustnt C. neednt,解答錦囊 掌握情態(tài)動詞問句的回答： May I?Yes, may. No,mustnt/cant. Must I?Yes, must. No,neednt/dont have to.,表示推測,1.-Is Mr. Brown driving here？(2010安徽) -Im not sure . He_come by train. A. may B. can C. need D. must 2.-Whos that boy reading in the garden? Is it Da

13、vid?(2010重慶) -It _be David . I saw him in the classroom just now. A. must B. cant C. may D. neednt 3.Im sure this book_Li Leis,because there is his name on it.(2010吉林) A.cant be B.may be C.might be D. must be,解答錦囊 掌握推測用法:肯定可能性由Mustmaymight逐步遞減 ;Cant則用于否定句、疑問句。,1.-Lisa,_you speak French？(2010南京) -Yes

14、,but only a little. A. may B. can C. need D. must 2.-_I use your mobile phone?(2010北京) -Certainly.Here you are. A. May B. Must C. should D. need 3.-Mum,can I go to the movies today? (2010長沙) -No,but you_finish your schoolwork first. A. can B. cant C. must D. neednt,解答錦囊 掌握基本用法:can表能力,may表許可,must表義務。,基本用法,真題演練,1.-Is Lucy knocking at the door?(2010長沙) -No.It _be Lucy. She is in Japen. A. neednt B. must C. cant 2.-Have you seen my glasses?I_find them. -sorry,I havent seen them.(2010武漢) A. cant B. shouldnt C. wont D. mustnt 3.When traffic lights are red,we_stop and wait.(2009南京) A. may B. ca