题目内容：

完成句子　根据所给的汉语，完成下列句子。

1.阅览室的书不允许被带出去。

The books in the reading room ____________________________________.

2.我有很多作业要做，我经常熬夜来完成这些练习。

I have so much homework to do that I often _________________________.

3.你确定他们经常在实验室里做实验吗？

Are you sure they _____________________________________?

4.因为大雨，我们别无选择，只能放弃旅行。

We ______________________________________because it rained heavily.

5.彼得在学习上取得了很大进步，他的父母都很开心。

Peter _____________________________________that his parents are very happy.

6.他很有想象力，能很快想出各种办法。

He is imaginative enough ______________________________________.