“I’m taking a long vocation. I’m going to the Great Wall.”“ _______ .When are you leaving?”
He was born __________ a cold winter morning.
Could you tell me how long you _____ on your homework every day?
The number of the students in our school ___ 1,000, and a number of them ___ boys.
Children _______ sit in the front seat of a car. It’s too dangerous.
She says she will come to visit our school _____ next week.