He ____ busy then; otherwise, I believe, he would have given you a hand.A.had beenB.wereC.must beD.w

题目简介

He ____ busy then; otherwise, I believe, he would have given you a hand.A.had beenB.wereC.must beD.w

题目详情


He ____ busy then; otherwise, I believe, he would have given you a hand.
A.had beenB.wereC.must beD.was
题型:单选题难度:偏易来源:不详

答案

D

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