Please remain______ until the plane has come to a complete stop.A.seating B.to be seated.C.seated 正确

题目

Please remain______ until the plane has come to a complete stop.A.seating B.to be seated.C.seated 正确答案是什么?

答案

C
remain+done,表示保持什么状态.
这里指,保持坐着的状态知道飞机停下来.就是说不要离开座位.