题目

 “Show me your permit, please.” “Oh, it’s not in my pocket. It ______.”     A. might fall out            B. could fall out C. should have fallen out    D. must have fallen out 答案：D选出每组中不同类的一项.【1】A.colourB.blackC.white【2】A.youB.IC.my【3】A.nowB.newC.nice【4】A.skirtB.T-shirtC.orange【5】A.brownB.brotherC.blue