Write am,is,are.
My name is Sasha.I... a pupil.This.... my brother.He... a pupil,too.We... at school.The pupils... in the classroom.The teacher... near the window.

My name is Sasha.I am a pupil.This is my brother.He is a pupil,too.We are at school.The pupils are in the classroom.The teacher is near the window.