问题
选择题
I ________ have used the computer without asking you first. [ ]
A. mustn't
B. needn't
C. shouldn't
D. can't
答案
答案：C
搜题请搜索小程序“爱下问搜题”
I ________ have used the computer without asking you first. [ ]
A. mustn't
B. needn't
C. shouldn't
D. can't
答案：C