2022年初中情態(tài)動(dòng)詞用法總結(jié)-練習(xí)含答案

1、。專項(xiàng)：情態(tài)動(dòng)詞一 考點(diǎn) ： 情態(tài)動(dòng)詞的用法和辨析，情態(tài)動(dòng)詞表示推測和可能，由情態(tài)動(dòng)詞引導(dǎo)的一般疑問句的回答。二 類型 ：1 只是情態(tài)動(dòng)詞：can, could, may, might, must 2 可做情態(tài)動(dòng)詞，可做實(shí)義動(dòng)詞：need, dare 3 可做情態(tài)動(dòng)詞，可做助動(dòng)詞： will, would, shall, should 4 特殊： have to, ought to, used to 三 特征 ：1 有一定的詞義，但不能單獨(dú)作謂語，必須與行為動(dòng)詞和系動(dòng)詞連用構(gòu)成謂語。 2 無人稱和數(shù)的變化。 （ have to 除外） Eg: He has to stay here. 3 后接

2、動(dòng)詞原形。 4 具有助動(dòng)詞作用，可構(gòu)成否定，疑問或簡短回答。四 用法 ：1. can 表示能力， “能，會(huì) ”。Eg : Can you play basketball? 表示懷疑，猜測，常用于否定句或疑問句。 Eg :Li hua can t be in the classroom. 表示請求，允許，多用于口語，譯“ 可以 ”= may. Eg: you can go now. can 開頭的疑問句，肯定句，否定句用 can 或 can t. 2.could can 的過去式，表示過去的能力。 Eg :I could swim when I was seven years old. coul

3、d 開頭的疑問句， 肯定和否定回答用could, couldn t 如果 could 表示現(xiàn)在的委婉，用 can 回答。 Eg: Could I have a drink? Yes, you can. 3.may 表示推測， “可能，也許 ” ，用于肯定句。 Eg: He may come tomorrow. 表示請求， “許可 , 可以 ” 。Eg: May I borrow your book? 注：表示請求，許可時(shí)，主語為第一人稱的一般疑問句，否定回答用mustn t “不可以，禁止，不許 表示祝愿。 Eg :May you success. ”, 不用 may not “可能不 ” 。

4、-可編輯修改 - 。4. might 表示 “ 可以 ” ，用于過去時(shí)中。 Eg: He told me I might smoke in the room. 用于現(xiàn)在時(shí)，表示說話更委婉，禮貌。 Eg: He might be doing his lessons now. 5. must 表示 “必須，應(yīng)該 ” 。表示推測，常用在肯定句中，表 must be Jim. “一定 ” 。 Eg: There is someone knocking at the door. It 否定句中， mustn t 表示禁止，“ 不允許” 。以 must 開頭的疑問句，肯定句回答用 must, 否定回答用

5、needn t , 表示“ 不需要，不必”=“don t have to” . 表示“ 偏偏”。Eg: Must you play the piano at this time. 6. need 情態(tài)動(dòng)詞： +do, 用 need 提問或回答， 肯定句回答用 must , 否定句回答用 needn t. Eg: You needn t come to school so early. 實(shí)義動(dòng)詞： +to do , 用助動(dòng)詞提問和否定。+doing 表示被動(dòng)。needn t have done Eg: I actually needn表示沒必要做某事但是做了。 t have bought so

6、much wine. 7. dare 情態(tài)動(dòng)詞，多用于疑問句，否定句，條件句中。 Eg: I m afraid you dare not to do such a thing. 注：I dare say 習(xí)慣說成 “ 也許， 我想” 。 Eg: It will rain this afternoon, I dare say. 實(shí)義動(dòng)詞： dare to do ,用于肯定句中，當(dāng)用于否定句或疑問句時(shí)，to 可以省略。 Eg: This student doesn t dare to raise any question in class. 8. shall 用于第一人稱表示征求意見，詢問。 Eg

7、: Shall I open the window? Shall we have lunch here? 表示說話人的態(tài)度， “ 命令，警告，允諾，威脅”。 Eg: You shall finish your homework first. -可編輯修改 - 。9. should用于第三人稱， 在條約， 規(guī)定， 法令等文件中表示義務(wù)或規(guī)定，“ 應(yīng)該， 必須” 。（不常用）表示義務(wù)，責(zé)任“ 應(yīng)該”。Eg: We should obey traffic laws. 作為 shall 過去式，用于第一三人稱，表示征求意見。Eg: Mr Lee asked if he should get his v

8、isa. 表示“ 竟然”。 Eg: It s unthinkable that the boy should sing such a beautiful song. 表示說話人的特殊情感，如驚奇，憤怒，失望等。 Eg: How should I know? 表示勸告，建議， “ 應(yīng)該” 。 Eg: You should listen to your teacher. 10. will 用于第二人稱表示詢問，請求，也可以表達(dá)現(xiàn)在的“ 意愿”。Eg: Will you pass me the book? 表示意愿，決定， 允諾， 用于各種人稱。 Eg: I will try my best to

9、help you. 表示規(guī)律性的“ 注定會(huì)”。 Eg: People will die without air or water. 11. would 表示過去的意愿或委婉詢問。station? Eg: Would you tell me the way to the 12. have to“ 必須，不得不”，強(qiáng)調(diào)客觀需要，含有時(shí)態(tài)的變化。 Eg: I ll have to ask Jim instead. 區(qū)別： must 表示“ 必須，應(yīng)該“ ，主觀看法。13. ought to 表示職責(zé)，義務(wù)或要求，及人們應(yīng)該去做的正確的事或好事。Eg: Humans ought to stop pol

10、luting nature. 比 should 語氣強(qiáng)， ought to 反映客觀情況，should 表示主觀看法。ought to have done 本應(yīng)該做而沒有做。 Eg: You are late. You ought to have arrived five minutes earlier. 14. used to 表示“ 過去常常，過去是“ ，沒有人稱和數(shù)的變化，可以和過去的時(shí)間狀語連用。否定形式：usedn t to 或 didn t use to ,疑問詞將use 提前或-可編輯修改 - 。Did use to ? Eg: He didn t use to be so ca

11、reless. 客觀性，和現(xiàn)區(qū)別 would :帶有主觀性，并且現(xiàn)在做不做不知道。Used to :在進(jìn)行對(duì)比，過去常常，現(xiàn)在就不怎么做了。Eg: He would phone me on Sunday. Eg: I used to be very fond of music when I was young. 區(qū)別： be used to doing （情態(tài)動(dòng)詞）習(xí)慣于 Used to do （情態(tài)動(dòng)詞）過去是，過去常常 Be used to do ( 過去式 ) 被用來做 Eg: I am already used to noisy city life here. My parents u

12、sed to live in South America. This machine is used to cut up waste paper. 15. 其他 ： had better do 最好做某事 Eg: You had better stay at home. 否定： had better not do be able to 與 can 表示能力時(shí)用法相同，但前者有時(shí)態(tài)的變化，有能力成功做某事。 Eg: We will be able to come back next week. 完形填空Have you ever seen the advertisement: Learn a f

13、oreign language in six weeks, 1 give your money back? Of course, it 2 happens quite like that. The only language 3 to learn is the mother language. And think 4 practice is needed for that. Before the Second World War people usually learned a foreign language 5 the literature(文學(xué) ) of the country. Now

14、 most people want to 6 a foreign language. Every year millions of people start learning 7 . How do they do it? Some people try at home 8 books and tapes, others go to evening classes or watch TV programs. 9 they use the language only 2 or 3 times a week, learning it will 10 a long time, like languag

15、e learning at school. A few people try to learn a language fast by studying for 6 or much easier to learn the language in the country where it 11 hours a day. Its 12 . But most people are 13 to do this, and many people dont have to do so. Machines and good books will be very 14 , but they can not do

16、 the students work. 15 the language is learned quickly or slowly, it is hard work. ( )1. A. so tB. or C. and D. but ( )2. A. canB. impossibleC. neverD. often -可編輯修改 - 。( )3. A. easilyB. difficultC. ableD. easy ( )4. A. how muchB. how longC. how fastD. how many ( )5. A. studiedB. to study C. studying

17、D. study ( )6. A. talkB. tell C. speakD. say ( )7. A. themB. thisC. thatD. it ( )8. A. withoutB. withC. inD. by ( )9. A. IfB. WhenC. SinceD. Until ( )10. A. spendB. useC. takeD. cost ( )11. A. someB. moreC. otherD. less ( )12. A. speaksB. is speakingC. spokeD. is spoken ( )13. A. ableB. possible C.

18、unableD. not possible ( )14. A. careful B. forgetfulC. wonderful D. helpful ( )15. A. eitherB. whetherC. whatD. how 專題練習(xí)：一選擇題1. It is usually warm in my hometown in March, but it _ be rather cold sometimes. A. must B. can C. should D. would 2. You _ be hungry already - you had lunch only two hours ago! A. wouldn t B. can t C. mustn t D. needn t 3. - What do you think we can do for our aged parents? - You _ do anything except to be with them and be yourself. A. don t have to B. oughtn t to C. mustn t D. can t 4. John promised his doctor he _