首页 / 高中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 376

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

A.had written; left B.were writing; has left
C.had written; had left D.were writing; had left
登录免费查看答案和解析
相关知识点

ThestudentsbusilywhenMissBrown