1.Do you think it‘s worth while beginning this project without waiting for the confirmation to arrive?
2. Newton‘s having discovered the laws of mechanics determined the development of science for many years to come.
3.At this moment the room bore every mark of having been recently and hurriedly ransacked.
4.Having a wife who let people know exactly what she thought was not always comfortable for him.
5. Perhaps he simply couldn‘t bear not being the centre of attention.
6.On being carefully inspected the coat showed evident signs of having been worn on the preceding night.
7.These circumstances taken together prevented his seeing the matter in its proper light.

                                    еда царей икра - одно из самых известных продуктов в . это соленые яйца осетровых рыб, которые живут в черном море и каспийско море. россия, болеечем любая другая страна, известна   своей высококачественной икрой. не ели ее, потому что им не нравился ее вкус, пока екатерина великая не преподнесла ее на ужин в 1778 году. с тех пор она была любимым   блюдом разных царей, и они часто   называют ее "едой царей" они были основнымии потребителями икры, и рыбаки посылали им лучшее из своей продукции. каждый год николай 2 (1868-1918)   получал около 11 тонн икры от своих рыбаков. в наши дни, хотя она довольно дорогая, люди во всем мире ее на праздниах и в особых случаях 

1. when did you do it? 2. it is not his cat. it is mine. 3. do not disturb me! i am writing a business letter. 4. she is writing an essay. the essay is dedicated to social inequality. 5. who knows italian in your team? 6. when he heard a cry he looked back. 7. we have three kids: a boy and two girls. 8. the papers have already been signed. 9. how are you? i am fine, thanks. 10. does he have to get up early to be at work in time? 11. the book was written by j. london. 12. we usually have tea without sugar.13. do you expect me to do it without any assistance? yes, i do.14. a man appeared round the corner dressed in all white.15. where are the belongings of jack? 16. they live in a big town. 17. open the hatch! 18. i have never passed through the left side of this business center. 19. what are the constituent parts of the usa? 20. when we arrived, our children were sleeping. 21. if i see her, i will ask her for this information. 22. we thought it would be more difficult. 23. all children like vacations. 24. do i ahve to get up at 5 am? 25. i could dance all evening long when i was younger.