题目内容

----Can I walk across the road now, mum?

---- No, you_______. You have to wait until the light turns green.

     A. couldn't    B. shouldn't     C. mustn't     D. needn't

 

练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网