文语站

位置:首页 > 习题库 > 

 –MayIhaveanapple,Mum?       --Certainly.Butyou

习题库1.99W

问题详情:

 –MayIhaveanapple,Mum?       --Certainly.Butyou

 – May I have an apple, Mum?

        --Certainly. But you ______ wash your hands first?

        A. may           B. must            C. can           D. need

【回答】

B

知识点:情态动词

题型:选择题