题目内容：

完形填空

阅读下面短文，然后根据短文内容从短文后各题所给的选项中选择能填入相应空白处的最佳选项，并在答题卡的相应位置将其涂黑。

In our daily life, some people think that smoking help them relax. In fact, smoking is really . Do you know that there  over 4,000 chemicals in cigarettes? These chemicals

are   for our bodies. They can cause cancer and diseases.

The smoke from cigarettes harms smokers but also other people. It’s “second-hand smoke” and it can be and has higher risks. Smokers shouldn’t use smoking them relax. They must give up   as soon as possible.

1.A. must              B. can                C. should

2.A. healthy            B. health            C. unhealthy

3.A. be                B. is                C. are

4.A. good              B. bad              C. well

5.A. other              B. others            C. another  

6.A. only              B. not only          C. just

7.A. called             B. calls              C. calling  

8.A. more dangerous     B. dangerous          C. the most dangerous

9.A. help              B. to help             C. helping

10.A. smoke           B. smokers            C. smoking