i want to say thank you to sb 帮我写篇作文

英语作文?
不晓得这句话什么人称、以下以第三人称,要其他的自己换下吧
I want to say thank you to my XXteacher
i am a junior high school studant and today,i want to say thank you to my teacher XXX
When i entered new school ,it was easy for me to get nervous and i didn't dare to talk with the new classmates .In class,i never put up my hand after the teacher gave a question because i thought if i answered it incorrectly ,my classmates would laugh at me .Because of this ,my studies got worse and worse.
One day,XXXteacher asked me to go to his office.I was very frightened because i think he would blame me .But he didn't,instead ,he held my hands in his gently and smiled '"Just do what you want to do ,be brave boy(girl)!"
His words made me confident .After that i studied harder and then got good grades.
I think he is the best teacher in my life ,thank you ,XXXteacher.