1 . —Have you decided to take up teaching as a career after graduation?
—I ________ go abroad for further education instead, but it depends.

A．should	B．must
C．might	D．shall

2 . Today, we       live in a time when we can own any movie we wish．But in the theater, movies own us．

A．shall	B．should
C．must	D．may

3 . The Student Union ________ well have approved the camping site, but the school administration believed the circumstances were not favorable.

A．might	B．should
C．could	D．must

4 . The traffic is heavy these days. I ________ arrive a bit late, so could you save me a place?

A．can’t

B．must

C．need

D．may