用英语做一段自我介绍,

Hellow, evreybody! My name is Li yong。 I am 12 years old。 I am in No。210 class, grade seven, Changle Middle School。 I am good at English and PE, because they are very interesting。 But I dislike math because it's difficult for me to understander it。 I like reading some interesting story books in free time。 That's all。