单项选择题

The security of the passengers is supposed to ______ by the captain.

A．see to
B．seeing to
C．be seen to
D．seen to
<上一题 目录 下一题>
热门 试题

单项选择题
It was said that some slaves were huffed ______ in the funeral.
A．live
B．alive
C．living
D．lively
单项选择题
At the sight of the police officer, the thief ______.
A．got to his feet
B．took to his heels
C．rose to his feet
D．dragged his heels
相关试题