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:146

—Who______ it be that is knocking at the door?
—It ______ be Father, but I’m not sure.

A.can; must B.can; may
C.must; can D.may; must
登录免费查看答案和解析

—Whoitbethatisknockingatthedoo