Heis________asa“bellyacher”he'salwayscomplainingaboutsomething．A.whois

发布时间：2020-08-06 20:18:38

He is ________ as a“bellyacher”he's always plaining about something．A.who is knownB.whom is knownC.what is knownD.which is known

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C解析what引导表语从句，what又在从句中作主语。
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