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:1906
题文

“Shall Mary come and play computer games?” “No, _______ she has finished her homework.”

A.when B.since
C.unless D.as soon as
登录免费查看答案和解析

ShallMarycomeandplaycomputerga