题目内容：

语法填空,51-53是虚拟语气，54-55是间接引语，56-58是非谓语动词，59-60是情态动词。

1.What do you think would happen if there ______ (be) no light in the day?

2.The manager demanded that the task ______ (finish) as soon as possible.

3.I wish I ______ (attend) the meeting yesterday.

4."Don't open the door, please."

She told us ______ the door, please.

5."Are there any cheaper ones?"

Lily asked ______ any cheaper ones.

6.－Why hasn't Nancy come to meet us?

－Oh, my God! I forgot ______ (telephone) her!

7.Unless ______ (invite), he will not come to the party.

8.More highways have been built in China, ______ (make) it much easier for people to travel form one place to another.

9.He _______(not refuse) it. It was a pity that he missed such a good offer.

10.It ______ (rain) last night, for the ground is wet.