--Weneverknow________heis.--Theysayheisadoctor.A.whomB.whatC.whichD.where

发布时间:2020-08-05 00:30:57

--We never know ________ he is.--They say he is a doctor.A.whomB.whatC.whichD.where

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B解析某人是从事什么职业的,用疑问词what.
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