根据下面提供的内容，写一篇英语短文。要求语句通顺，条理清楚，字数不少于50个单词。

  Mary 是个英国女孩，五年级学生，十二岁。她向别人自我介绍，并介绍她的家庭。她有个双胞胎姐姐，爸爸是医生，妈妈是老师，她非常爱他们，他们也很爱她。

My name is Mary. I come from England. I am an English girl. I am a student. I am in Grade Five. I like my teacher. Her English is good. There are four people in my family. I have a twin sister. My father is a doctor. My mother is a teacher. I love them very much. They love me, too.