问题

May I watch TV now— No, you ________. You ________ do your homework first.
A:may not; can
B:can’t; may
C:may not; must
D:can’t; must;
B:can’t; may
C:may not; must
D:can’t; must;
正确答案是:
同类题型
here are four basic _____ of blood inthe human body. What do you belong to, A, B, AB or O
Mike, where’s today’s newspaper—Well, you don’t need to read it because there is _____in it.
It is selfless ________ the doctor to devote all thetime he had ________ for the patients.
___________ was no doubt __________ someone had broken into the store the day before