单项选择题

Peter had no idea how long will he spend there _________he got the order.

A．while
B．until
C．after
D．when
<上一题 目录 下一题>
热门 试题

单项选择题
Don''t have the water _________all the time while you are out.
A．running
B．run
C．runned
D．runs
单项选择题
They had been given complete _________to photograph what they chose.
A．freedom
B．free
C．freely
D．freeness
相关试题