问题

You _________ to eat snacks in the classroom.
A:shouldn’t
B:had better not
C:oughtn’t
D:needn’t
B:had better not
C:oughtn’t
D:needn’t
正确答案是:
同类题型
You can’t predict everything. Often things don’t_______ as you expect.
I forgot to take the key to the bike with me again.
Don’t _________ the bus until it has stopped. Safety is first.
______ do you help the old man with the housework? — Once a week. [ ]
I don’t like hamburgers at all. What about you?—I don’t like it, .