A．The university provides two types of accommodation.
B．Students must apply early since the places are limited.
C．A student may choose from university-owned or private accommodation.
D．Most students prefer self-supplying accommodation.

A．He lost all his data in his work.
B．He can’t find his data in the computer.
C．He can’t find the phone number of a company.
D．His computer is crashed in the middle of his work.