—Mr. Wang , must I come again on Sunday
题型:选择题
问题:
—Mr. Wang , must I come again on Sunday morning to clean the window ?
—No, you _______. I have asked others to do it. [ ]
A. don't have to
B. mustn't
C. can't
D. shouldn't
—Mr. Wang , must I come again on Sunday morning to clean the window ?
—No, you _______. I have asked others to do it. [ ]
A. don't have to
B. mustn't
C. can't
D. shouldn't