问题
Whose volleyball is it? —It ________ Carla’s. She doesn’t like volleyball at all.
A:mustn’t be
B:could be
C:might be
D:can’t be
B:could be
C:might be
D:can’t be
正确答案是：
同类题型
When do you have science?—I have science ________Tuesday and Friday.[ ]
Do you watch soccer games _____ TV?[ ]
Eliza, I’m going on business for about a week. Don’t worry about me. I can take good care of ____
It will ______us several years to learn a foreign language well.
More and more people find ______ necessary to protect our earth.