-- What does Jack’s father do? -- He is a teacher. He_____maths at a school.
How dangerous! She was driving the car with one hand and holding an ice cream with ____.
--I’m going to Hainan on vacation next week.--_.
--Jack, could you tell me ____? --Sure. In the post office on Green Road.
We have to ____ ourselves when we are away from home.
--Dad, can I go to the movies tonight? --Sure, but you ____ come back home before 9 o’clock.