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

A．The washing machine has been leaking a little and it’s beginning to get worse.
B．There’s a niggling problem with the cooker.
C．The door latch is broken.
D．The air conditioner is too noisy.

A．Dr. Smith’s class is already full.
B．The reserved spaces are for faculty only.
C．He will give the student a chance after she waits a while.
D．No exceptions can be made with regard to registration policy.