Ответ к упражнению 2: 1. is eaten, 2. was received, 3. was sent, 4. was asked, 5. was given, 6. is built, 7. will be done, 8. was translated, 9. were planted, 10. are played, 11. will be given, 12. was invited, 13. was answered, 14. will be played, 15. are gathered, 16. are covered.