根据短文内容，判断句子正误_.。

Hello, my name is Anna. I'm an English girl. I'm a student. I'm twelve years old. My birthday is on October 17th. I'm 1. 48 metres tall. My favourite food is hamburgers. I like summer because I can swim and eat ice cream. I like singing and playing the piano. I want to be a singer. But my friend Zoe wants to be a dancer. She is good at dancing. She is younger than me. She is eleven years old, and she is very helpful. We often go to school on foot together.