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1) tables, books, mice, news, trousers, fruit, lives, teeth, money,teachers
2) they are at home
I am a student
He is twenty
Lisa and I are good friends
3) Is he( Mark) sixteen?
What is his name?
What is Mark? Или What is he?
Who is this?
4) Is, her
Are, their
Are, your
Am, my
5) my sister's book
The boys' hats
His uncle's car
Her father' s glasses
These women's dogs
6)These works are bad или This work is bad
The hair is long
Is this girl from your group?
This bag is not mine
These students' books