I’m not sure whether be has finished writing the book, but he________ it last month.A.worked at B.wa

题目简介

I’m not sure whether be has finished writing the book, but he________ it last month.A.worked at B.wa

题目详情


I’m not sure whether be has finished writing the book, but he________ it last month.
A.worked at B.was working on C.worked on D.was working at
题型:单选题难度:偏易来源:不详

答案

B

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