2. 外语
  3. A 1999 report by the University of Michigan showed that about 62 percent of high school students reported having gotten drunk.

A 1999 report by the University of Michigan showed that about 62 percent of high school students reported having gotten drunk.

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问题 A 1999 report by the University of Michigan showed that about 62 percent of high school students reported having gotten drunk.
Home drug-testing is becoming more and more popular with parents.
选项 A、Y
B、N
C、NG
答案A
解析 第七段提供了相关内容：Home drug-testing is another market that’s growing steadily．这句话的意思为：“家庭毒品检测是另外一个稳定增长的市场。”表明家庭毒品检测越来越受欢迎。
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大学英语四级

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