单选题
In the second paragraph "if we take two unrelated people at random from the population ..." means "if we ______."
A、
pick up any two persons
B、
choose two persons who are relatives
C、
take out two different persons
D、
choose two persons with different intelligence
【正确答案】
A
【答案解析】
该句中的at random意为“随意地”,所以选项A正确,因为该项中的any一词,与at random意思相同。
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