◎ 题干
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
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Ladies and gentlemen, please remain _____ until the plane has come to a complete stop. [ ]A. seatedB. seatingC. to seat D. seat …”主要考查了你对  【过去分词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。