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The people for the experiment were chosen completely______ random.A、atB、inC、by
The people for the experiment were chosen completely______ random.A、atB、inC、by
游客
2025-03-30
21
管理
问题
The people for the experiment were chosen completely______ random.
选项
A、at
B、in
C、by
D、on
答案
A
解析
句意:参加实验的人完全是随机挑选的。at random意为“任意地,随便地”,因此正确答案是A选项。
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