北京市轨道交通在上下班高峰期运力不足,政府由此采取高峰浮动票价,请问你怎么看?
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In a shared house, all the residents share the expenses of three things: ______.
The accommodation that is available inside an academic institution is called ______.
Three neighbors, Harry, Fred, and Paul, each have three cars, one two-door, one four-door,
What are students forbidden to do in the Main Hall?