---Guesswhat!Ihaveownthefirstprizeinthespeakingcompeti... 国语站 题库 1.44W 大中小设置文字大小 问题详情: ---Guess what! I have own the first prize in the speaking competition. ---Congratulations! You ______ put a lot of work into it. A. should B. must C. should have D. must have【回答】D知识点:虚拟语气与情态动词题型:选择题 TAG标签:#