高考英语阅读理解:2010年高考英语阅读理解专项复习题6
A Why do people smoke? One reason is that people become addicted (有瘾) to cigarettes. The addictive substance (物质) in cigarettes is nicotine. When people smoke, the nicotine goes right into the blood stream and makes people feel relaxed. A smoker's body gets used to the nicotine and if he stops smoking, he feels nervous. Many smokers try to stop smoking, but because of the addiction to nicotine they feel so uncomfortable that they often find it too difficult to do so. Another reason is that people simply enjoy smoking. Having a cigarette fo... [ 查看全文 ]高考英语阅读理解:2010年高考英语阅读理解专项复习题6的相关文章