You can never be_____ careful ; the road is icy and slippery.
We are interested in the weather because it _____ us so directly ------ what we wear, what we do, and even how we feel.
An early typewriter produced letters quickly and neatly; the typist, _____ couldn't see his work on his machine.
He was not _____ to the club because he wasn't a member.
The number of tickets _____ will be determined by the size of the stadium.
The policeman stopped him when he was driving home and _____ him of speeding.