题目内容
With the plane in ten minutes,all the passengers on board were asked to turn off their mobile phones.
A、taken off B、taking off C、to take off D、would take off
C

练习册系列答案
相关题目
题目内容
With the plane in ten minutes,all the passengers on board were asked to turn off their mobile phones.
A、taken off B、taking off C、to take off D、would take off
C