Substance abuse (Line 5, Paragraph 1) is preferable to "drug abuse" in that ______. physical dependence on certain substances r

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问题 Substance abuse (Line 5, Paragraph 1) is preferable to "drug abuse" in that ______.
physical dependence on certain substances results from ______.

选项 A、uncontrolled consumption of them over long periods of time
B、exclusive use of them for social purposes
C、quantitative application of them to the treatment of diseases
D、careless employment of them for unpleasant symptoms

答案A

解析 短文第二段指明频繁使用和过量使用都会导致对这种物质的依赖。这与选项"长期没有节制地使用"的意思一致,故为正确答案。
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