优题课 - 聚名师,上好课(www.youtike.com)
  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:1809

After chatting on QQ a long time, Mary looked up, ________ that it was 11:00 pm, long past her usual bedtime.

A.to see B.saw
C.seeing D.seen
登录免费查看答案和解析

AfterchattingonQQalongtime,Mar