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:2097

The urge to go abroad for further study is strong, but it was not until last summer ________ I knew how powerful it could be.

A.who  B.that
C.where  D.before
登录免费查看答案和解析

Theurgetogoabroadforfurtherstu