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He’sasa“bellyacher”—he’salwayscomplainingaboutsomething.A.whoisknownB.whomisknownC.whatisknownD.whichisknown

题目详情
He’s _______as a “bellyacher” —he’s always complaining about something.
A.who is known B.whom is known
C.what is known D.which is known
▼优质解答
答案和解析
C

本题考查关联词,应用连接what引导表语从句。