问题
选择题
— Must we go to see a doctor at once?
— No, you ___. [ ]
A. can't
B. mustn't
C. needn't
答案
答案：C
搜题请搜索小程序“爱下问搜题”
— Must we go to see a doctor at once?
— No, you ___. [ ]
A. can't
B. mustn't
C. needn't
答案：C