南昌宏宇学校
  首页 / 试题 / 高中英语 / 试题详细
  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:602

I was watching the news on TV _______ the power went off.

A.when B.as C.while D.until
登录并查看解析

I was watching the news on TV