题目内容
10.-These days the air has been heavy with PM 2.5,and it's hard to see.-Yes,but sometimes it ______ also be clear,especially after a rain.( )
A. | need | B. | can | C. | must | D. | might |
分析 句意:-这几天空气污染很严重,达到PM2.5,很难看清.--是的,但是有时候会清楚的,尤其是在雨后.
解答 答案B."need"需要;"can"能够,可能,有时会;"must"必须,肯定,偏偏;"might"可能.根据句意,:-这几天空气污染很严重,达到PM2.5,很难看清.--是的,但是"有时候会"清楚的,尤其是在雨后.故选B.
点评 本题考查情态动词,要掌握词义并结合具体的语境选择出正确选项.
练习册系列答案
相关题目
1.-It's eight o'clock already.Jack ____ be here by now.
-Oh,he told me that he was going to see his dentist and wouldn't be back until ten.( )
-Oh,he told me that he was going to see his dentist and wouldn't be back until ten.( )
A. | must | B. | can | C. | should | D. | need |
18.What a pity!Considering his ability and experience,he _____ better.( )
A. | could have done | B. | must have done | ||
C. | couldn't have done | D. | needn't have done |
5. the wet weather,they managed to arrive at the worksite before daybreak.( )
A. | In spite of | B. | in case of | C. | Instead of | D. | In place of |
15.On August 7,2009 Typhoon Morakot swept across Taiwan,______ a lot of villages damaged.( )
A. | left | B. | leaving | C. | to leave | D. | having left |
2.I really enjoy listening to music ___ it helps me relax and takes my mind away from other cares of the day.( )
A. | because | B. | before | C. | unless | D. | until |
11.The film Life of Pi,______ by Li An,has attracted the audience for its amazing visual effects.( )
A. | being directed | B. | directed | C. | having directed | D. | directing |