问题

Can I ask you a question —No, you________. You _______to ask me questions during exams.
A: can’t,mustn’t
B: can’t, aren’tsupposed
C:can, aren’tsupposed
D:can,don’t have
B: can’t, aren’tsupposed
C:can, aren’tsupposed
D:can,don’t have
正确答案是: