The doctor tried to do an experiment to find out the______ of the medicine on th

游客2025-03-11 23

问题 The doctor tried to do an experiment to find out the______ of the medicine on the mice.

选项 A、cause
B、result
C、reason
D、effect

答案 D

解析考察几个名词词义，A“原因，起因”；B“结果”；C“理由”；D“影响，只有”。D符合题意。

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