题目内容
6.Ben ______ lift the heavy box by himself,so he asked his father for help.( )| A. | mustn't | B. | needn't | C. | couldn't | D. | shouldn't |
分析 Ben自己不能够提起这个重箱子,因此他向爸爸寻求帮助.
解答 答案:C.mustn't禁止;needn't不必;couldn't不能;shouldn't不应该.根据he asked his father for help,可知这里的意思是他向爸爸寻求帮助,所以不能够提起这个重箱子.couldn't不能,是can't的过去式.故选C.
点评 本题考查了情态动词的用法.解答时注意理解句意以及所给选项的意思并作出正确选择.
练习册系列答案
相关题目
10.The writer put some colorful pictures to keep the readers .( )
| A. | interest | B. | interests | C. | interesting | D. | interested |
17.The shoes are much too small for him.They ______ be his.( )
| A. | can't | B. | mustn't | C. | needn't | D. | have to |
14.-Hello,is Rick at home?
-No,he isn't.He to his aunt's house a few minutes ago.( )
-No,he isn't.He to his aunt's house a few minutes ago.( )
| A. | will go | B. | has gone | C. | has been | D. | went |
1.Lily goes to ___________/bed/early every evening.( )
| A. | pet | B. | bat | C. | bed | D. | dad |
11.-Listen!______ beautiful music Lang Lang is playing!
-He is such a wonderful pianist!( )
-He is such a wonderful pianist!( )
| A. | What a | B. | How | C. | What | D. | So |
18.-_______do you need to feed your baby?
-Once every three or four hours,at least.( )
-Once every three or four hours,at least.( )
| A. | How far | B. | How soon | C. | How long | D. | How often |
15. useful information Mr.Brown gave us just now!( )
| A. | How a | B. | How | C. | what a | D. | what |
15.Everyone needs help in such a ________/k?n'd???n/.( )
| A. | consider | B. | continue | C. | condition | D. | control |