Lots of buildings (break down) ______ in the earthquake.

A．She doesn’t understand the man’s words.
B．She has never taken the bus before.
C．She has never heard of the university.
D．She is not familiar with the place.

A．To write a letter to the firm.
B．To reduce the charge.
C．To check the booking for the man.
D．To find him a room with a bath.