阅读短文,根据短文内容选择正确的答案。
Hi. I'm Betty. There are seven members (成员) in my family, my dad, my mum, my brother, my sister, my baby brother, my little puppy and me. My dad is a teacher. He's tall and strong. My mum is quiet. She's a nurse. My brother, my sister and I are all students. We like English.