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 Inordertoevaluatetheeffectthatthecomputerhas

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 Inordertoevaluatetheeffectthatthecomputerhas

 In order to evaluate the effect that the computer has ______ people’s life, they have handed out questionnaires to more than one thousand young citizens, all of whom picked out ______ random.

A. on; with   B. for; at   C. on; at   D. for; with

【回答】

C

知识点:介词

题型:选择题

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