问题
选择题
—Must we finish the work before six?
—No, you ______. You can do it tomorrow.[ ]
A. can't
B. needn't
C. mustn't
D. may not
答案
答案:B
—Must we finish the work before six?
—No, you ______. You can do it tomorrow.[ ]
A. can't
B. needn't
C. mustn't
D. may not
答案:B