ПОМОГИТЕ. ПОЖАЛУЙСТА! ДАЮ 80 БАЛЛОВ. Мне очень сильно нужен знаток английского языка, чтобы он смог проверить моё домашнее задание; в данном упражнении нужно поставить глаголы в правильную форму. Мы практикуемся над Present Perfect Continuous/ Present Perfect. ПРЕДУПРЕЖДЕНИЕ: не знающий сразу же отправляю в бан!
1. This man is a writer. He does write books. He has been writing books since he was a young man. He already has written eight books.
2. What you have been doing here since morning?
3. Lena is a very good girl. She always has helped her mother about the house. Today she has been helping her mother since morning. They already has washed the floor and has dusted the furniture. Now they are cooking dinner together.
4. He is running now. He has been running for ten minutes without any rest.
5. What they are doing now? — They are working in the reading room. They have worked there for three hours already.
6. Where he is now? — He is in the garden. He is playing volleyball with his friends. They have been playing since breakfast time.
7. I lives in St. Petersburg. I have been living in St. Petersburg since 1990.
8. This is the factory where my father works. He has been working here for fifteen years.
9. You have found your notebook? — No! I still have been looking for it. I already have been looking for it for two hours, but have not yet been finding it.
10. You have been playing with a ball for three hours already. Go home and do your homework.
11. Wake up! You have been sleeping for ten hours already.
12.I have been waiting for a letter from my cousin for a month already, but yet have not been receiving it.
13. She already has been doing her homework for two hours; but she yet have done net half of it.
14. I have been waiting for you since two o'clock.
15. What you doing? — I am reading. I have been reading for two hours already. I already have read sixty pages.

Извините, где в 7 упражнении ставить They have been working

Что значит still looking?

в 5? в третьем предложении. still looking я думаю там должно быть present continous потому что действие происходит до сих пор

1. he writes? не?2,+3. has always helped (порядок слов)5. whar are they doing. they have been working6. where is he.7. i live.9. have you found. still looking по-моему. i have already been looking for it... i have not found it yet12. but i havent recieved it yet13. she has already. but she hasnt? done a half of it yet.15. What are you doing. I have already