问题 单项选择题

The speaker's reason for changing his opinion was highly pertinent.

A.imaginative

B.unrealistic

C.relevant

D.controversial

答案

参考答案:C

解析:[分析] 形容词辨析 pertinent有关的,相干的,中肯的;A.imaginative想象的,虚构的;B.unrealistic不切实际的,不实在的;C.relevant有关的,相应的;D.controversial争论的,争议的;因此C为答案。

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