Question

I done mistakes in my school so subject teacher is don't impress with me .So what i do that my subject teacher will impress with me

Answer 1

1)u should go to that teacher and ask her/him to forgive you 
2)and you should tell them that you will not commit the same mistake again 
3)and try to be good in studies if u r already good in studies try to improve ur grade
4)try to do some good work which will impress your teacher like helping someone  etc.