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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1910

—Cathy, did you attend the lecture given by Mr Black last night? 
—No. I ______ a report at the office.

A.was writing B.wrote C.had written D.have been writing
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—Cathy,didyouattendthelectureg