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:较易
  • 人气:275

201. Tom _____ into the house when no one     . 

A.slipped; was noticing B.had slipped; noticed
C.slipped; had noticed D.was slipping; noticed
登录免费查看答案和解析

201.Tomintothehousewhennoone.A