1 . Since you are here already, you ________ as well stay here and enjoy yourself.

A．can	B．may
C．should	D．must

2 . —Are you planning to hunt for a new job?
—I’m not sure. I ________ go abroad to study further instead.

A．must

B．might

C．would

D．should

3 . —Do you think he will do me a favor?
— As far as I know, he is the last one to help others. He______be prepared to give you a hand, though.

A．might

B．must

C．can

D．should