问题
选择题
Ladies and gentlemen, please remain __________ until the plane has come to a complete stop.
A．seated
B．seating
C．to seat
D．seat
答案
A
remain seated “坐好，坐着不动”，seated 既是过去分词，又具有形容词的特征，在句中作表语。
搜题请搜索小程序“爱下问搜题”