1 . Sometimes it seems that doors ___________ be closed for you, but remember, they are not all locked.

A．must

B．should

C．may

D．need

2 . —Are you going on a holiday after the exam?
—Well, I haven’t decided yet. I ________ find some other choices.

A．would

B．might

C．must

D．should

3 . —Where will you start your work after graduation?
—Mmm, it’s not been decided yet. I ________ continue my study for a higher degree.

A．can

B．must

C．would

D．might