用所给词的适当形式填空
His father is an ________ (influence) democrat.
We need a ________ (photo) for the party.
Changing your job sometimes can be ________ (benefit)．
I was walking through this rather ________ (mountain) country.
Their ________ (contribute) was of great worth.
She was not ________ (demand) with her friends.
There is no evidence ________ (current)．
The ________ (entrance) to the subways look somewhat shabby.