◎ 题干
Dear passengers, please remain _____ until the bus totally stops.
[      ]
A. seat
B. seated
C. seating
D. to be seated
◎ 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“Dear passengers, please remain _____ until the bus totally stops. [ ]A. seatB. seatedC. seating D. to be seated …”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。