题目

地球上所有的生物共有一个家，这就是 。它包括 的底部, 的大部 的表面。 答案：【1】生物圈【2】水圈【3】岩石圈【4】大气圈— What do you want to do next? We have half an hour until the basketball game.— _____. Whatever you want to do is fine with me.A. It’s up to youB. Glad to hear thatC.You can’t miss itD. It just depends