情態(tài)動詞表推測練習(xí)

1、Unit8情態(tài)動詞表推測一、用 must ,can/could , may/might, need, should等表推測，中考常見考點(diǎn)有：可能性最大100%，只能用于肯定句的推測,could可能性次之，一般用于 否定句或者疑問句 中的猜測，意為“不 可能”或者“可能嗎” ,can t可能性0%./might可能性較小，一般用于否定句或肯定句的猜測“可能”二、情態(tài)動詞表推測常用句型1. 對現(xiàn)在事實(shí)的推測 情態(tài)動詞+do sth女口 He must be at home now.2. 對過去的事情推測 情態(tài)動詞+have done如 He may have finished his homewo

2、rk.3. 對正在進(jìn)行的事情推測 情態(tài)動詞+be doing女口 The baby must be crying.be 句型的推測 there must be 如 There must be a river over there.三. Must提問的回答A: Must I do B: Yes , you must.No , you needn t/you don t have to四. 在反意疑問句中，當(dāng)附屬部分有推測意義的情態(tài)動 詞時，疑問部分應(yīng) 根據(jù)情態(tài)動詞后面的情況 來判斷。女口 He must be a worker, isn t he用 must,may,might,may not

3、禾口 cant+do 或 be must be at home now. The boy may play now.推測用 must,may,might,may not 禾口 cant+have donemight have been ill yesterday. He must have hold the party. 情態(tài)動詞 must, can, could, may, might 表推測的用法情態(tài)動詞中的 must, can, could, may, might 都表 推測。其中 must 的可能性最大， can / could 次之， may / might 最小。具體用法如下：/

4、could 的用法（1）can 表示推測“可能性”時，往往用于否定句或 疑問句。（ 2） may, might 表推測時，可以用于否定句，意思 是“可能不、也許不” ，但不用于疑問句。一 情 態(tài) 動 詞表 示 推 測 的 用 法 及 練 習(xí) （must/can t/may might could） 表示一定 ; 表示可能 ; 表示不可能二以Must I 開頭的句子；肯定回答：Yes,youNo,you.1. Whose notebook is thisIt Jim s. It has his nameon it.（2012貴州）A. can t be B. must be C. can be2

5、. Is that your teacher That be Mr. Wang.He has gone to Japan with his wife （2012甘肅 ）A. can t B. mustn t C. may not3. Is Maria knocking at the door （2012湖北）It be her. She is in Australia now.A. may not B. neednt C. mustnt D. cant4. Is Jim coming by train （2012 四川涼山 ）I m not sure. Hedrive his car.A.mu

6、st B. may C. need5. I think the man over there must be Bob. i t be him. he has to Australia. （2011山東）A.can t ; gone B. can t ; beenC. may not ; been D. mustn t; gone6 - Is Mr. Brown drivinghere （2008 安徽中考）-1 m not sure. Hecome by train.A. may B. shall C. n eed D. must7 I fin ish my homework now-No,

7、work is over today.A Can tmust B Must;don t have toC May couldn t D Couldn tcould1 Johncome to see us toni ght, but he isntvery sure yet.A. may B. n eed C. can t D. must2 John isn t in the classroom. He play soccer on the playgro und with Bob.A. can B. must C. should D.can t3 Thatnot be her husba nd

8、 . She is stillsin gle.A. may C. could D.might4 Yougo and see a doctor at once because yougot a fever.A. can B. must C. dare D. would5 -Ca n you speak Japa nese -No, I.A. must nt B. cant C. n eed nt D. may not6 -Hebe in the classroom, I thi nk.-No, hebe in the classroom. I saw him go homea minute ag

9、o.A can; may not B. mus t; may notC. may; cant D. may; must nt7 -Is Lena swim ming in the pool-No, she swim. She is terrified of water.A. may not B. must not C. cant D.n eed nt 8 He isnt at school. I thi nk hebeill.A. can B. shall C. must D. might9 -What do you think“upset” means-I m not sure. It mean “sad” .A may B. must C. can D. should10 The childrenplay football on the road.A cant B. can C. must nt D. mustroad is wet . Itlast ni ght.A must rai nB must have raine