John: 'By the way, I've paid the taxi driver.' Sue: '.........'
A.You mustn't have.
B.You couldn't have.
C.You shouldn't have.
D.You can't have.
正确答案是3
John: 'By the way, I've paid the taxi driver.' Sue: '.........'
A.You mustn't have.
B.You couldn't have.
C.You shouldn't have.
D.You can't have.
正确答案是3