根据短文内容和所给提示，写出单词的正确形式，每空一词。

    My (姓名)is Mary. I am seven. I like winter because I can make a white snowman. Ted is my brother. He is (十二岁). We are in the same school. My mother is a teacher. She teaches English. (她)is a teacher in our (学校). My father is a doctor. He works in a big hospital. I have a dog. Its name is Ben. We are good (朋友).