Writing prompt: My First Day at Senior High

Student essay:
I'm a new senior high student in Y school. I graduate from the No.1 middle school,so I don't think the new school is unfamiliar.
My first memory of school is silence,because there was only grade 10 students in school at that moment.My first teacher,Ms Liu is very friendly and enthusiastic.She introduced everything of the school to us.And the girl seated in front of me was my first friend.At first,I thought she was a little shy.but when I talked with her I realised she was lively.
In a word,the new school is great,and the classmates are lovely. I think I will have a happy high school life.

Corrected essay:
I'm a new senior high student in Y school. I graduated from the No.1 middle school, so I don't think the new school is unfamiliar.
My first memory of the school is silence, because there were only Grade 10 students in school at that moment. My first teacher, Ms. Liu, is very friendly and enthusiastic. She introduced everything about the school to us. And the girl seated in front of me was my first friend. At first, I thought she was a little shy, but when I talked with her, I realised she was lively.
In a word, the new school is great, and the classmates are lovely. I think I will have a happy high school life.