The air is everywhere around us. Air has no colour. We can't see it. When it moves, we can feel the air. Air is very important to our lives. People and plants can't live without it. If there was no air, there would be no life.

    Aeroplanes can't fly without air. The air holds up the planes. We can't make fire (生火) without air. If you cover (盖住) a burning (燃烧的) candle with a glass. It will quickly go out (熄灭).

    Sound spread (传播) through the air. Without air, we can't hear.

    I'm Lily. I live in a big house. My bedroom is yellow. It's beautiful. My mother's bedroom is nice. It's blue. Our kitchen is clean. It's white. Our bathroom is grey. It's clean, too. There is a living room. It's very big. It's green.

    My grandfather is fifty-five years old. He's a policeman. He loves his job very much. It is Sunday. Today is his birthday. My father, my mother and I are in his home. My uncle also comes here. He's a tall man. He's a doctor. He comes to see my grandfather every Sunday. My grandfather has a good friend. His name is Jim. He's from England. He's an artist (艺术家). He comes to see him, too. My grandfather is very happy today.

    Mr. Black and Mr. White worked in the same bookstore. One day Mr. Black said to Mr. White, "We are going to have a small party at our house next Saturday evening. Will you and your wife come?"

    Mr. White said, "Thank you very much. That is very kind of you. We are free that evening."

I'm hungry. I want some noodles. I like noodles. It's Chinese fast food. But Lingling likes Hamburgers and chips. She's eating them. It's English fast food.

Many people don't have the same hobbies, but they can still be good friends. Li and Wang are good friends. Li likes collecting stamps (集邮). Wang doesn't like collecting stamps. He likes swimming.

Wang often asks Li to go swimming with him, but Li always (总是) says he is very busy (忙碌的). Yes, he is always busy with his stamps. "You should collect something with me," Wang often says to Li. "You should collect something." Li often says to Wang. Wang likes playing the violin, but Li doesn't. Li likes playing the piano. They like to help each other. That's why they are good friends.