首页 / 初中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1602

—Tom, you look tired this morning. What’s wrong?
—I was so busy that I didn’t go to bed _____ 12 o’clock last night.

A.until B.when C.though D.unless
登录免费查看答案和解析

—Tom,youlooktiredthismorning.W