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.
Psychemedics Corp is a company that______drug test kits.
选项
答案manufactures
解析 第七段提供了相关内容：Bill Minot，marketing director for drug-test manufacturer Psychemedics Corp，said his company began offering the kits(装备)for home use several years ago at the request of parents．
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大学英语四级

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