6. I didn't recognise Lucy, because she had grown her hair very long.
7. The man told me that he had been to Russia a few years before.
8. Everything was white and beautiful, because it had snowed in the night.
9. Because I hadn't made an appointment, the manager refused to see me.
10. When I had done the washing up I sat down and read the paper.
11. My hands are dirty, because I have been repairing the car.
12. I have not been enjoying my job recently.
13. George has been helping me in the office since Tuesday.
14. I have been having a headache since this morning.
15. Anthony has been away for the last few days.
Ответ:
Present Simple She swims very well. Does she swim very well? She doesn’t swim very well.
Present Continuous I am writing a letter now. I am not writing a letter now. Are you writing a letter now?
Объяснение:
1)Близнецы are
2)Родители Била are
3)Бабушка и дедушка Била are
4)Сын Майка is
5)Жена Сэма is
6)Муж Дженет is
7)Дочери Сью are
8)В конце 60-ых
9)В 40-ых.
Sharks are the most dangerous animals in the sea.
Fiona is always smiling. She is the most friendly person I know .
Mary is the slimmest girl in our group.
Today the weather is worse than yesterday.
My bag is heavier than yours.
You must visit your friend today. It is her birthday.
Is he at home? Yes he is
Was he at home? Yes he was
Will he be at home? Yes he will
все варианты верны. 1 вариант-настоящее время...2-прошедшее, 3-будущее