問題詳情:
The poliot asked all the passengers on board to remain ________ as the plane was making a landing.
A. seat B. seating C. seated D. to be seating
【回答】
C知識點:分詞
題型:選擇題
問題詳情:
The poliot asked all the passengers on board to remain ________ as the plane was making a landing.
A. seat B. seating C. seated D. to be seating
【回答】
C知識點:分詞
題型:選擇題