1 . There__________ be a number of people in my position.
一定有很多人处在我这种境况。

2 . 你必须好好保管我的书，否则我下次不借给你。（汉译英）

3 . 我非得给经理写一封信不可。
I ________ to the manager.

4 . 写出下列句子中must的含义
1. You must practice your spoken English if you want to improve. ________
2. Why must you always interrupt me? ________
3. She must be tired after such a long walk. ________

5 . — Why don’t you enter the office? They are waiting for you.
— The door ________ open, no matter how hard I pushed.

A．won’t

B．can’t

C．mustn’t

D．needn’t

6 . —Must the government of Philippines (菲律宾政府) say sorry to China.
—Yes, they ________. Their behaviour has deeply hurt Chinese people.

A．need

B．must

C．can

D．may

7 . 因为出乎意料的暴力事件频发，出租车公司必须向乘客确保出行的安全。（assure）(汉译英）

8 . 选词填空

well off;   be keen on;   be ashamed of;   in all ;     on behalf of ;   refer to

1. They would never _________ that matter again.
2. You should _________ yourself for telling such lies.
3. In addition, a hero must be optimistic and diligent and_________ his hard work.
4. It won't be long before the Chinese people will become _________.
5. Please allow me to thank you for your offer of help _________ my colleagues.

9 . 要成为成功人士, 我们必须能掌握自己。(charge) （汉译英）

10 . 尽管条件极其艰苦，我们必须坚持下去，直到成功。
We must ________ ________ till success in spite of the extremely difficult conditions.