Помогите раскрыть скобки. Английский язык.

1. I consider myself lucky to have been to that famous exhibition and to have seen so many wonderful paintings.
2. He seems to know French very well: he is said to have spent his youth in Paris.
3. You seem to be looking for trouble.
4. I heard the door of the entrance hall open and close softly.
5. The article is likely to appear in the next issue of the journal.
6. He is sure to tell me all about this, even if I don’t ask him.
7. It seemed to have been snowing heavily since early morning; the ground was covered with a deep layer of snow.
8. He began writing books not because he wanted to earn a living. He wanted to read and not forget.
9. Irving turned out to be a long, pale-faced fellow.
10. I felt Nick put his hand on my shoulder.
11. Soon we found that there was another complicated problem to consider.
12. Here are some articles to translate for tomorrow.
13. Jane remembered having been told a lot about Mr. Rochester.
14. I am very sorry to have added some more trouble by what I have told you.
15. Playing chess was his greatest pleasure.
16. Isn’t it natural that we like to scold?
17. I am sorry to have spoilt your mood.