—Must I finish my homework first，Mum? —Yes，you________ do anything else before you finish it. A. may...
2022-11-07 19:52:47 10次 外研版2017届九年级英语 Test for Module 6 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
—Must I finish my homework first，Mum?
—Yes，you________ do anything else before you finish it.
A. may B. should
C. can't D. needn't
本题链接：
