Questions 19 to 22 are based on the conversation you have just heard.

A．She doesn’t like the professor very much.
B．She doubts class will be canceled.
C．She doesn’t want to attend the conference.
D．She wonders whether the professor is an accountant.

A．It is typical December weather for this region.
B．It won’t really snow until December.
C．Such a large amount of snow is unusual for this month.
D．There has never been much snow down South.