乌鲁木齐五十二中
  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:1171

It suddenly occurred to him       he had left his keys in the office.

A.whether B.where C.which D.that
登录并查看解析

It suddenly occurred to him he