5. Употребите глаголы, данные в скобках, в Present, Past или Future Perfect Continuous. 1. She (to play) poker since morning. 2. What you (to do) for 2 hours already? 3. John (to work) on this problem for a week when the delega...

1. She has been playing) poker since morning. 2. What have you (been doing) for 2 hours already? 3. John (had been working) on this problem for a week when the delegation of foreign experts arrived at the institute. 4. How long have you (been fishing) here? Have you caught anything? 5. My mother (has been growing) this sort of tomatoes for 5 years already. 6. I (shall have been reading) this book for a week before I return it to the library. 7. That strange man (has been standing) at the corner since early morning. 8. How long had this man (been waiting) for you at the station before you met? 9. I (shall have been studying) English for 2 months before the following exam. 10. I (had been shopping) in the supermarket for half an hour when I lost my wallet.