My parents live in a small village. They always keep candles in the house ___ there is a power out.
They got married and ________in Shanghai.
Did you have trouble ________the post office?
—Dad, I've finished my assignment.—Good,and ________you play or watch TV, you mustn't disturb me.
This is not a match.We're playing chess just for________.
I want to buy a blue jacket to ________my blue trousers.