Statistics as well as a course in research methodology______all doctor candidates.

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问题 Statistics as well as a course in research methodology______all doctor candidates.

选项 A、is required of
B、are required of
C、is requiring with
D、are required by

答案A

解析主谓一致。本题主语位置中的as well as…结构为从属结构，谓语动词的单复数应随此结构前的名词短语的单复数确定。statistics虽以-s结尾，但表示一门学科名称，本身为单数。

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专业英语四级

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