描述家庭成员职业与特点 — 英语阅读题

阅读短文，回答问题。 My name is Peter. There are four people in my family. My father is a doctor. He is tall and he works in a big hospital. My mother is a teacher. She is kind and she teaches English. My little sister is only three years old. She is cute and likes singing. I love my family. Question: What is Peter's mother's job, and what is she like?（Peter妈妈的工作是什么？她是个怎样的人？）请用文中原句信息作答，可用简短英语或中文。