问题
选择题
You have a big mouth, Tom. You ____ have told everybody the secret. [ ]
A. shouldn't
B. mustn't
C. can't
D. mightn't
答案
答案:A
You have a big mouth, Tom. You ____ have told everybody the secret. [ ]
A. shouldn't
B. mustn't
C. can't
D. mightn't
答案:A