1:We're students.This is our classroom.The door in our classroom is white. 2:I'm at home now. My room is small,but it's light and clean.These are my sisters. Their names are Mary and Ann. 3:Open your books, please. 4:Sit down, Peter. Your mark is good. 5:Is she a teacher? Are these boys and girls her pupils? 6:This man is an engineer. His name's Petrov.