It is said that about half of the people in China smoke. Many young boys and girls have th

It is said that about half of the people in China smoke. Many young boys and girls have the habit of smoking, though they are middle school students.
More and more people have come to realize how serious this problem is. But they are never bored with it. ①Some people think it is a kind of fashion, some think it is of great fun and others think that smoking can relax themselves.
Smoking causes many illnesses. A lot of people always cough(咳嗽)② smoking. The most serious illness caused by smoking is lung cancer. At the same time smoking is a waste of money. Beside, careless smokers may cause dangerous fires.
It’s known that smoking does harm to our health. We should get rid of(摆脱) the bad habit of smoking.
【小题1】在②句空白处填上恰当的词使句意完整、上下文通顺：
【小题2】将①句译成中文:

【小题3】回答问题：What’s the most serious illness caused by smoking?

【小题4】在文中找出与下列句子意思相近的句子: We all know that smoking is bad for our health.

【小题5】找出文中最能表达该短文主题的句子。
because of

(答案→)because of 解析：【小题1】句意：很多人因为抽烟而咳嗽，用because of【小题2】翻译这句话的时候注意这是并列句，由三个简单句构成,是三种人的不同观点：有人认为它是一种时尚，有人认为它很有趣，其它人认为吸烟能使他们放松。【小题3】细节题：从文章的句子：The most serious illness caused by smoking is lung cancer. 可知答案是lung cancer【小题4】It’s known that smoking does harm to our health.这两句话的意思都是：大家都知道抽烟有害健康。【小题5】文章最后一句话点题：We should get rid of the bad habit of smoking.

就是这个解释