选择题:高铁为居民出行提供了便利,从铁路沿线相距360km的甲地到乙地,乘坐高铁列车比乘坐普通列车少用3h.已知高铁列车的平均速度是普通列车平均速度的3倍,设普通列车的

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高铁为居民出行提供了便利,从铁路沿线相距360km的甲地到乙地,乘坐高铁列车比乘坐普通列车少用3h.已知高铁列车的平均速度是普通列车平均速度的3倍,设普通列车的平均速度为x km/h,依题意,下面所列方程正确的是

A.

B.

C.

D.

参考答案:

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Now, everybody, pleaseturn to Page ________ and look at the ________picture.

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—Which book do you prefer, Harry Potter or Treasure Island?—Harry Potter, of cou

—Which book do you prefer, Harry Potter or Treasure Island?—Harry Potter, of course, ____I ___ my si

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______ he is dead, Kobe Bryant’s spirit will continue to influence us.

______ he is dead, Kobe Bryant’s spirit will continue to influence us.

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Love from parents is like the wind-you can’t see it you can feel it.

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