问题

Could I have a word with you, mum? — Oh, dear, if you ______.
A:can
B:may
C:must
D:should
B:may
C:must
D:should
正确答案是:
同类题型
The doctor is trying to save the patient by every means _______
________ makes mistakes must correct them
Food supplies in the flood-stricken area _______. Wemust act immediately before there’s none left.
I don’t like the way ______ you speak to your mother.
.The cloud never hides the sunThe truth will be known to all _______