答案：One possible version: Great friendship Friendship is an important part of my life. My best friend is Li Jin. I like him because he is cheerful and kind. We became good friends when we were at primary school. One day, I forgot to bring my lunch and Li Jin shared his food with me. Since then, we have always helped each other. He is not good at English, so I often help him with it. I think friendship is one of the most important relations in our life. When in trouble, we need friends to offer us help. When we are happy, we need friends to share our joy.