—Did your father come back early last night?—Yes. It was not yet eight o’clock _______ he arrived home.
More and more people choose to shop in a supermarket as it offers a great _______of goods.
Life is tough in the city. In order to lose their ,some people drink alcohol.
One of the consequences of our planet's being warming up is a(n)_______ in the number of natural disasters.
“I don't think it's my ________that the TV blew up. I just turned it on,that's all,”said the boy.
—I’m sorry I stepped outside for a smoke. I was very tired. —There is no______ for this while you are on duty.