My best friend is Jack,who is an American and likes playing He is at the age of He dreams that he can become a basketball player of NBA one He is very interested in collecting He starts collecting stamps since he was six years old and he got many favorite stamps when he was a high school Besides,Jack loves his mother so much that he gives smal gifts to her when it's her 如果你是小学或者是中学生,建议你挑简单一点的格式写太复杂的句型和语法不适合中小学生。第一人称是我,第二人称是你,第三人称是她他它,如果以“I”开头贯穿的都是错的格式。