问题
选择题
— Let's go dancing tonight!
— Sorry, I ______. I have to go to my guitar lesson. [ ]
A. mustn't
B. needn't
C. can't
答案
答案：C
搜题请搜索小程序“爱下问搜题”
— Let's go dancing tonight!
— Sorry, I ______. I have to go to my guitar lesson. [ ]
A. mustn't
B. needn't
C. can't
答案：C