问题
选择题
－_____ I swim in that river?
－No, you _____. It's dangerous to swim in it. [ ]
A. Must; can't
B. Can; may
C. Must; needn't
D. May; mustn't
答案
答案：D
搜题请搜索小程序“爱下问搜题”
－_____ I swim in that river?
－No, you _____. It's dangerous to swim in it. [ ]
A. Must; can't
B. Can; may
C. Must; needn't
D. May; mustn't
答案：D