1 . I advise you to stay away from Mary. Although she is usually easy-going, she ______be quite annoying sometimes.

A．can

B．need

C．must

D．should

2 . —_________I go with my friends to the harvest festival?
—No. you’d better not.

A．Must

B．May

C．Would

D．Need

3 . Both drivers and passengers         wear seat belts while their cars are running on the highway.

A．must

B．can

C．may

D．need

4 . I guess this book ______ be Mary’s, but I’m not sure.

A．must

B．mustn’t

C．may

D．can

5 . Waking up suddenly________lead to rapid heart rate and high blood pressure.

A．must

B．would

C．can

D．shall

6 . 为了在竞争激烈的广告界脱颖而出，他们必须将最高水准的设计与创造性的方法结合起来。（汉译英）

7 . 我们的言行必须一致。（corespond, behavior）(汉译英)

8 . As a smoker, you ________ remember that the damage passive smoking does to people’s health and people’s lives is also very serious.

A．can

B．would

C．must

D．might

9 . 用方框中单词的适当形式完成下列句子，每个单词只能使用一次。

depress,        innovator,        official,        special            system,          react,             qualify

1. The government ________ announced the news to the reporters.
2. The first ________ of most participants to the experiment is fear.
3. Previous teaching experience is a necessary ________ for this job.
4. Despite the ________ result, Jenny didn’t give up and was determined to try again.
5. We must constantly ________ to keep up with the fast development of high technology.
6. Keep studying, and you can become an expert or a (an) _________ in something one day.
7. We are amazed at her ________ approach to the problem, which has been a fixed and efficient way for many years.

10 . I wonder why we________ eat out all the time when we can cook our own meals at home.

A．may

B．would

C．should

D．must