题目内容

(2010·辽宁东北育才学校高三第一次模拟) 12、—Why can your teacher know so much about London?

—He ________ have been there before.

A. may         B. must         C. ought to       D. should

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