单项选择题

A．Doctor and patient.
B．Passenger and bus driver.
C．Customer and merchant.
D．Boss and secretary.
<上一题 目录 下一题>
热门 试题

填空题
preferred
单项选择题
A．In a restaurant.B．In a bar.C．On a jet.D．On an oceanliner
A．In a restaurant.
B．In a bar.
C．On a jet.
D．On an oceanliner
相关试题