Test analysis: the material listens to "a water, a bridge, a buzz;" A forest pine tree, a bunch of bamboo and red leaves. " "Hurry! Is it the wheel or the time "means that the train is extremely fast and there are many scenery passing by." The word "wheel" in the material can exclude the plane in item B and the boat in item D. There is no bus at this time, so the answer is C. The speed of the bus is not as fast as described in the material.