He was busy writing a story, only _____once in a while to smoke a cigarette.
Tom admitted ______in the examination and he was not admitted _____the school at last.
_______your house, mine is very small.
Every time he was late for class, he would _____an excuse.
A new stadium ______here. They plan to finish it next year.
The blame for this accident attaches ______the driver who drank too much.