问题
选择题
--Morn, must I clean my room now?
--No, you . You can do it tomorrow.
A.can't
B.needn't
C.mustn't
D.shouldn't
答案
答案:B
考查情态动词的用法。根据后面的补充,可以在明天做,那此处是没必要的意思,用needn’t。用must提问,不用mustn’t “不许”回答。
--Morn, must I clean my room now?
--No, you . You can do it tomorrow.
A.can't
B.needn't
C.mustn't
D.shouldn't
答案:B
考查情态动词的用法。根据后面的补充,可以在明天做,那此处是没必要的意思,用needn’t。用must提问,不用mustn’t “不许”回答。