考研英语范文阅读模拟试题及答案解析(八) 下载

考研英语范文阅读模拟试题及答案解析(八) l chemical taken by drug addicts. they don't realize that familiar substances such as alcohol and tobacco are also drugs. this is why the more neutral term substance is now used by many physicians and psychologists. the phrase substance abuse is often used instead of drug abuse to make clear that substances such as alcohol and tobacco can be just as harmfully misused as heroin and cocaine. we live in a society in which the medicinal and social use of substances (drugs) is pervasive: an aspirin to quiet a headache, some wine to be sociable, coffee to get going in the morning, a cigarette for the nerves. when do these socially acceptable and apparently constructive uses of a substance become misuses? first of all, most substances taken in excess will produce negative effects such as poi考研英语范文阅读模拟试题及答案解析(八)

如果觉得《考研英语范文阅读模拟试题及答案解析(八)》不错，可以推荐给好友哦。