— I cleaned my room.
— I went to Hainan.
Look! This is our school. There was no library in our school ten years ago. Now, there's a new library. There are all kinds of books there. We read in it. There was no gym in our school last year. Now there's a new gym. We can play badminton, basketball and ping-pong in the gym. There was no computer five years ago. Now there are many new computers. We can learn knowledge(知识) from the Internet. We are very happy. We love our school.