— What is the population of America? — I don’t know. But I know it’s than that of China.
--- do you go bike riding with your father? ---Once a week.
Mrs Hand is a(n) woman. She hardly ever laughs.
You play computer games for a long time. It’s bad for your eyes.
---What’s the matter your computer? ---It doesn’t work.
It’s very kind of you to so much time showing me around your school.