单项选择题

A．three trains and a bus
B．three buses and a train
C．three trains and two buses
D．three trains and three buses
<上一题 目录 下一题>
热门 试题

填空题
pattern
单项选择题
A．research managerB．sales managerC．assistant engineerD．research engineer
A．research manager
B．sales manager
C．assistant engineer
D．research engineer
相关试题