Ответ:

1. I live in St. Petersburg. 2. I have been living in St. Petersburg since 1990. 3. She has already been doing her homework for two hours, but she has not done half of it. 4. I have been waiting for you since 2 o'clock. 5. What are you doing? I am reading. I have already been reading for two hours. I have already read) sixty pages. 6. This man is a writer. He writes books. He has been writing books since he was a young man. He has already written eight books. 7. What have you been doing here since morning? 8. Lena is a very good girl. She always helps her mother about the house Today she has been helping her mother since morning. They have already washed the floor and dusted) the furniture. Now they are cooking ) dinner together. 9. This is the factory where my father works). He has been working here for fifteen years. 10. Have You found your notebook? --No! I am still looking for it. I have already been looking for it for two hours, but have not found it yet . 11. You have been playing with a ball for already three hours. Go home and do your homework. 12. Wake up! You have been sleeping for ten hours already. 13. I have been waiting for a letter from my cousin for a month already, but I have not received it yet.

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