I was on a bus one March evening.The driver didn’t intend to start the bus soon because it was not yet 1 .A middle-aged woman got on.Tired and sad, she told her story 2 , not to anyone in particular.On her way to the station, half of her money was stolen.The other half was hidden under her blouse, so she 3 still had some left.A few minutes later, she stopped crying, but still looked 4 . When all the seats were taken, the driver started the engine.The conductor began to 5_____fares.When she came to an old man in worn-out clothes, he 6 that h下列有关压力、压强的几种说法中,正确的是: ( )A. 甲物体放在乙物体的上面,甲对乙的压力就等于甲的重力B. 甲物体放在乙物体的上面,甲对乙的压强,等于甲对乙的压力除以甲的下表面的面积C. 压力的方向总是向下的D. 甲、乙两个物体之间有压力,压力的大小有可能跟这两个物体的重力都无关