单项选择题

While in bed the doctor was telephoned to go back to the hospital because of ______ case.

A．a treatment
B．an operation
C．an incident
D．an emergency
<上一题 目录 下一题>
热门 试题

单项选择题
He cannot ______ a ear, for he does not earn much money.
A．obtain
B．afford
C．donate
D．consume
单项选择题
He set up in business ______ his own and was very successful.
A．in
B．of
C．on
D．by
相关试题