Statistics as well as a course in research methodology______all doctor candidates.A.is req
正确答案
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Statistics as well as a course in research methodology______all doctor candidates.
A.is required of
B.are required of
C.is requiring with
D.are required by
请帮忙给出正确答案和分析,谢谢!
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正确答案:A
本题中aswellas…结构是附属结构作状语,其前的statistics(统计学)是以-s结尾的学科名,故使用单数的谓语动词;sth.isrequiredofsb.表示某物为某人所必需。
