If you ____________ stop smoking, you can only expect to have a bad cough.
When he left _____ college, he got a job as _____ reporter in a newspaper office.
We _____ a word unless she asks us_____.
It was _____ that I didn’t like to leave my room.
At the meeting, the old man _____ some good advice about bringing down the market price of housing.
With the school rules _____ by the students, the school has taken on a new look.