题目

下列不属于生命现象的是（   ） A.钟乳石不断长高   B.雨后春笋      C.葵花向阳       D.种子萌发 答案：A—May I see your ticket, please? I think you ________ in my seat.—Oh, you’re right. My seat is upstairs. I’m terribly sorry.A．are sittingB．sitC．satD．have sat