A、A snowstorm. B、An earthquake. C、A traffic accident. D、A hurricane. B男士让女士描述一下当时的情形，女士说当时她正在睡觉，突然听到一阵可怕的声音，地板掀了起来，并像波浪一样摇晃，而这一切

M: I couldn’t put up with my wife any longer. I don’t know why she usually wants to look at everything in such a negative way.
W: Maybe you should lei to get to know something about her childhood.
Q: What does the woman mean?

M: Lucy, could you describe what you were doing at the moment ?
W: Well I was still sleeping at 6o’clock. Then there was this horrible sound ad the floor was just bouncing and rolling like waves, all at the same time.
Q: What are the speakers talking about?