来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/10 23:59:57
一道单项选择英语题~~~~~~~~~
---Mom,I want to play football.
---NO,you ____stop unless you finish your homeworkfrist.
A.don't have to
B.mustn't
C.not have to
D.have to not
选哪个?
选B not...unless是固定搭配,意思是直到...才...
而本身这个句子又有比较严厉的口气,说以用情态动词must
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