Ex.

_____ his father, Wang Lin entered the room, ______ by his two brothers.

A. Follow; follow B. Following; follow

C. Followed; following D. Following; followed

There was a terrible noise ______ the sudden burst of light.

A. followed B. following C. to be followed D. being followed

3. Mother sat there, silent, ______ of her past.

A. to think B. thought C. thinking D. was thinking

4. He is a student at Oxford University, ______ for a degree in computer science.

A. studied B. studying C. to have studied D. to be studying

5. As the light turned green, I stood for a moment, not ______, and asked myself what I was going to do.

A. moved B. moving C. to move D. being moved

　　... you weren't supposed to come here until tomorrow! 你们不是应该明天才回来的吗？

　　be supposed to (something) is expected to happen according to the arrangement"（按照规定、习惯、安排等）应该（做），理应""被期待"。有时含有"本来应该如何如何，但事实并非如此。"之意。

　　The sports meeting was supposed to take place on Tuesday, but we had to postpone it due to the bad weather.

　　The door, although supposed to be open, is now locked. 门，本应该开着，现在却关着。

　　我们本来应该八点钟到达这里，而我们却迟到了。

　　____________________________________________________________________.

　　You are not supposed to smoke on the bus. 你不可以在公共汽车上抽烟。

　　不定式有时用进行形式或完成形式：

　　She was supposed to be reading at home, but her mother found her in the park. 她本来应该在家里读书的，可是她妈妈却发现她在公园。

　　This isn't what we are supposed to be discussing. 这不是我们应该正在讨论的。

　　Ex.

1. --- You should apologize to her, Barry.

--- ______, but it's not going to be easy. (2007浙江)

A. I suppose so B. I feel so C. I prefer to D. I like to

2. The train _______ arrive at 1:30, but it was an hour late.

　A. was about to B. was likely to

　C. was supposed to D. was certain to

3. --- Why didn't you keep your words, Billy?

　--- Sorry, dear. But I really forgot where I was ______ to meet you.

　A. demanded B. imagined C. supposed D. guessed

4. The professor also mentioned an article _______ by Zhu Ziqing.

　A. supposed to have been written B. supposed to be written

　C. supposing to have been written D. supposing to be written

The money with which you were to buy dog food is gone, but Spot looks so hungry! (page 22, lines 13 - 14) 让你们用来买狗食的钱已经花光了，可是斑点看上去还是这么饿！