Power and Politics

1)Dad's ........ his soapbox again, going on about what the Government's doing wrong.

a) at
b) on
c) in

2)
I really don't know who to vote for. Can't I just ........ on the fence?

a) sit
b) stand
c) lie

3)
Mathew is a useful person to know as he has friends in ........ places.

a) main
b) big
c) high