Conjuctions - so, but, or, and

Choose the right answer.

1. Secretary to Boss: Do you want anything else ____ can I go home now?

and
or
but

2. I love to travel _____ I hate travelling by bus.

so
or
but

3. I'm bored! Let's go out to dinner _____ see a movie.

so
but
and

4. I like living in the city _____ my brother prefers living in the country.

so
or
but

5. Betty's just got a promotion at work ____ she's very happy.

or
so
but