-----Someone is knocking at the door.It ____ be Tom .-----No, it ______ be him ;
题型:不详难度:来源:
-----Someone is knocking at the door.It ____ be Tom . -----No, it ______ be him ;he has gone to Sydney.A.must, can’t | B.might, mustn’t | C.may, needn’t | D.can, mustn’t |
|
答案
A |
解析
试题分析:考查情态动词表示推测。“情态动词+动词原形”表示对现在情况的推测;“情态动词+have done”表示对过去情况的推测。句意:—有人在敲门。一定是TOM。—不不可能是他,他已经去了悉尼了。本句中的must表示对现在情况有把握的肯定推测,can’t是一种有把握的否定推测。根据句意说明A正确。 点评:情态动词的用法比较复杂。突出的是表示推测:如果是对现在的情况进行推测,使用“情态动词+动词原形”;对过去的情况进行推测,使用“情态动词+have done”;情态动词也经常用于虚拟语气,要分具体情况来分析,在条件句中和宾语从句,表语从句中都有体现。 |
举一反三
----I passed the college entrance examination. ----Congratulations! You________.A.could have studied hard | B.must have studied hard | C.should have studied hard | D.might have studied hard |
|
Nowadays, a graduate with a master’s degree_____ fail to find a high--paid job , which discourages a lot of college students.A.shall | B.can | C.will | D.must |
|
---______ he have been chosen as captain of our school football team? ---Yes, he______. Can’t you see he’s wearing an armband?A.Can; can | B.Must; must have | C.Can; must have | D.Must; must |
|
According to his will, his money ____be used to build a school instead of a market.A.would | B.could | C.shall | D.might |
|
— My sons are not a little restless. — Oh? Boys _______ be boys. |
最新试题
热门考点