3. 为了赢得这场比赛，我们必须齐心协力。

We must in order to win the game

2. 你知道老板为什么开除他吗？

Do you know why the boss him ?

Ⅲ.完成句子

1. 我会努力学习，不会让你们失望的。

I'll study hard and won’t you .

5. I can't tell you ; you’ll have to decide for yourself.

   A. to do what   B. what to do

   C. how to do     D. what to do it

4. made her feel happy to know that she would have a chance to study abroad.

   A. That   B. This   C. It   D. One

3. When I was walking past his room yesterday evening,I heard him piano.

   A. play       B. playing

   C. play the   D. playing the

2. All parents should communicate better their children. They really need to talk with their kids.

   A. of   B. with   C. for   D. by

Ⅱ.单项选择

1. —What a heavy rain!

—So it is. I prefer to stay at home rather than out on such a rainy day.

   A. go       B. going

   C. to go   D. to going

5. We are in (同意) that we’ll have a party tomorrow morning.

4. When I asked him,he just (点头) without saying anything.