题目内容
8.-Can we run across the road now?-No,we .We have to wait until the light turns green.( )
| A. | needn't | B. | mustn't | C. | couldn't | D. | shouldn't |
分析 --我们现在能穿过马路吗?
--不,我们一定不要.我们必须等到绿灯亮时.
解答 答案:B.needn't不必; mustn't 禁止,一定不;couldn't不能;shouldn't不应该.根据We have to wait until the light turns green,可知我们必须等到绿灯亮时才能过马路,所以现在禁止过马路.情态动词之间最大的区别就是表示语气的不同,mustn't 禁止,一定不,故选B.
点评 本题考查了情态动词的用法.熟知句意以及所给选项的意思是解答本题的关键.
练习册系列答案
相关题目
8.The sports meeting next month.( )
| A. | will hold | B. | is going to hold | ||
| C. | will be held |
16.Learning to write is learning to think.You don't know things clearly _______ you can write them down.( )
| A. | unless | B. | if | C. | since | D. | whether |
3.It's reported that the Chinese government provides free milk powder (奶粉) children in poor areas.( )
| A. | with | B. | for | C. | to | D. | by |
13.Sandy is a real book lover and she often brings home many books to read____the library.( )
| A. | in | B. | for | C. | by | D. | from |
17.-Would you mind turning down the music?
-________.( )
-________.( )
| A. | Not at all | B. | Never mind | C. | Yes,I will | D. | No,I don't mind |
20.It's rather hot in the room.You'd better the windows or the door.( )
| A. | close | B. | not to close | C. | don't close | D. | not close |