1.—My Dear! I've just missed the lecture.
—That's too bad.I'm sure you . it if you had got up earlier
A.could have caught B.had caught C.would catch D.could catch
2.However, the Policy . only be successful if more actors are involved in the process including civil society which needs political and financial support
A.may B.must C.can D.shall
3.As we know, the book . be taken out of the room without the teachers' permission
A.needn't B.mightn't C.won't D.can't