题型：语法填空（语篇） 题类：常考题 难易度：普通
外研版初中英语九年级上册Module 6 Unit 3 Language in use第二课时习题
In our daily life, some people think that smoking can help them relax. In fact, smoking is really (healthy). Do you know that there are over 4,000 chemicals in cigarettes? These chemicals are bad for our bodies. They can cause cancer and other (disease). The smoke from cigarettes (harm) not only smokers but also other people. It's (call) "second-hand smoke" and it can be (dangerous) and has higher risks. Smokers shouldn't use smoking to help them relax. They must give up smoking as soon as possible.
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