Inordertoevaluatetheeffectthatthecomputerhas
练习题2.97W
问题详情:
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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