英语作文：假如你是刘凯.今年暑假你将参加中学生“绿色之旅”夏令营活动.请你写一篇发言稿介绍自己.

Hi,everbady.My name is Liukai.I'am 15 years old.My hobbies are drawingswimmingplaying computer games and making friends.I study in a middle school .In all subjects,my favourite subjects are Chinesemaths and english.I want to be a teacher.
I think that if we join this camp ,we will be very happy .
下面还可以加一点,因为我只是初二,能力有限.有的地方还需要修改的,就请你自己看一下吧.这个只能做参考