题目内容

3、用括号中所给动词的适当形式填空,使句子表达更准确。

1.They want people______________(not kill)pandas.

2.____________she________________(visit)China before?

3.I tried________________(understand)the poems.

4.-When_________ the plane________________(take off)from Beijing

  Capital Airport?

  -Next Sunday.

5.They made the reserves_____________(help)pandas.

6.Astronauts____________(be)to the moon and returned safely.

7.-How long_____________ you__________(study)English?

  -For two years.

8.It’s a good idea___________(bring)an umbrella.

9.What__________ you _________at ten o’clock last night?

10.you mustn’t_________________(eat)in the library.

试题答案

3、1.not to kill   2.Has,visited   3.to understand   4.will,take off    5.to help

6.have been  7.have,studied   8.to bring   9.were,doing   10.eat

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