Questions 19 to 21 are based on the conversation you have just heard.

A．The man doesn’t have the professional expertise required.
B．Someone else has already got that job.
C．She had received the man’s application earlier.
D．She doesn’t think others were impressed by the man.

A．You can learn a new culture.
B．You can study according to your schedule.
C．You can get human interaction of meeting people.
D．You can have courses of higher standard.