1 . Pay attention to the structure of these sentences and fill in the table below.

	主动语态		被动语态
	肯定式	否定式	肯定式	否定式
一般式	doing	_____	_____	_____
完成式	_____ done	_____	having been done	_____

2 . _______ in having trade talks with a foreign company, she has stayed up for several nights.

A．Occupied

B．Being occupied

C．Having occupied

D．To occupy

3 . 尽管失败了很多次，他们还是不放弃，最终做出了美味的爆米花。
_________________ and finally delicious popcorn was made.

4 . 即使是文章的标题也足以让你了解正在讨论的话题。(现在分词作定语)
Even headlines of the articles can be enough to give you a handle on the topic ________________.

5 . 学了三年英语之后，他能读简短的英文故事。（doing作状语）
_________________, he can read brief stories in English.

6 . _____________________, he began to go over his lessons.  
关掉电视机以后, 他便开始复习功课。

7 . Because he didn’t finish his homework, Jack was asked to go to the teacher’s office. (句型转换)
→_____________________ his homework, Jack was asked to go to the teacher’s office.

8 . 在被告知很多次之后，他终于明白了这件事的重要性。
____________for many times, he finally understood its importance.

9 . While I’m learning about business I'm also acting as a cultural messenger building a bridge between us。(英译汉)

10 . 根据朋友的来信我知道,村民们正在重建家园。
________ my friend’s letter,I knew that the villagers were rebuilding their homes.