The students _______ busily when Miss Brown went to get a book she _______ in the office.A.had writ

题目简介

The students _______ busily when Miss Brown went to get a book she _______ in the office.A.had writ

题目详情

The students _______ busily when Miss Brown went to get a book she _______ in the office.
A.had written; leftB.were writing; has left
C.had written; had leftD.were writing; had left
题型:单选题难度:偏易来源:不详

答案

D
考查时态。句意:当布朗小姐去取落在办公室的书的时候,学生们正忙于写作业。故第一空用过去进行时,第二空用过去完成时。选D。

更多内容推荐