问题

Could I use your mobile phone, Tim— Of course you can, but you ________ use it in the reading room.

A:must
B:mustn’t
C:can
D:couldn’t;

正确答案是：

同类题型

Suffering from a mysterious disease for long, the patient was advised to walk along the seaside in the sun to 　　　　his health.

Can you tell me the timetable of the school bus?—Well,the bushere for the first trip at 6:30am[ ]

It was ___ she finished her composition.

Mr Green _________ back _________.

_________, I’d like to say thanks to all of your present