These children have bought Book Two last Saturday-исправить ошибку

1.What are you doing when the police arrived?
2. Mary can"t answer the questions.She hadn"t read the text yet.
3. It is often snow in December.
4. The lesson started since twenty minutes ago.
5. These pupils have finished Unit Fifteen last week.
6. They have been written the test for an hour.
7. John is doing exercises since 8 o"clock.
8. The boy are not runing right now.They are playing tennis.
9. I am thinking he will be happy to get the toy.
10. He was writing a new book for four years, but he has done only half of it.

want to go to the cinema last Saturday.5)Don't drunk this bad water.6)She have read this text,doesn't she? 7)Do you buy a new car before Christmas? 8)Pete and Ted wears raincoats in autumn.

1)His daughter is a girl of ten. ( my friend)
2)Their sons go to school every day. (his sisters)
3)Their parents are doctor. (these children)
4)His friend graduated last year.(me brother)
5)Her husband is a doctor.(their teacher)
6)Her parents live in Kiev.(this girl)
7)I like his lectures.(petrov)

choose the correct item.
1. ... five teachers at the party.
a) it will be b)there will be
2. what were you ... when I phoned you?
a)discussing b)been (не понятно что написано)
3. I can help you now. I ...working.
a)cannot b) am not


correct the mistakes
1. is it often snow in winter?
2. I don`t know the boy. I never met him.
3.i have been cleaned my room for two hours.
4. she has cooking lunch for an hour.
5. those girls have translated Part Two last Monday.
6. Natasha can`t go. She hadn`t finished her work yet.
7. They discussed everything since two days ago.
8. he is not swiming.he is jumping now.
9.I am thinking that he will be late tomorrow.
10. I have been learning the new words for ten o`clock.