—Where are you going?—I’m going to run off some_____ of the exam papers.
My father is in Beijing for a long time. I’m really looking forward ___ him.
I’m going ___ a picnic on Saturday.
It’s ten o’clock. The children are ___ a good time.
My father works in a ________.His students like him very much.
Jim can’t go to school ___ his parents have no money.