If you smoke, please go outside.
---Have you got used to your school life here? ---Yes, but I don’t like _______ when we have to do exercise on cold winter mornings.
Everyone in our class was working hard and doing what we could ______ a good college.
It is said that the early European playing-cards ______ for entertainment and education.
Gaddafi’s failure in Sirte _________ him the last opportunity to reestablish the government.
I suppose by the time I come back next year, all these old houses south of the Baoshehe River ________ down.