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Exercise 2. Use the infinitive in brackets in the required form of the active or passive voice.

1. I hate _____________(to bother) you, but the man is still waiting ________________(to give) the answer.
2. The girl pretended _____________(to read) a book and not ______________(to look) at me.
3. He seized every opportunity _________________(to appear) in public: he was so anxious __________________(to talk) about.
4. Don’t worry about him, he is sure __________________(to have) a good time at the moment.
5. He began writing books not because he wanted ______________(to earn) a living. He wanted ___________________(to read) and not _____________________________(to forget).
6. They are supposed _____________________________(to work) at the problem for the last two months.
7. Wrap up my lunch, child. I must go. He doesn’t like ___________________(to keep) waiting.
8. It is so thoughtful of you ______________________(to book) the tickets well in advance.
9. The idea was too complicated _______________________(to express) in just one paragraph.
10. It seemed _______________________________(to snow) heavily since early morning: the ground was covered with a deep layer of snow.
11. Her ring was believed _________________________(to lose) until she happened to find it during the general cleaning. It turned out ______________________(to drop) between the sofa and the wall.
12. Listen! They seem ______________________(quarrel). I can hear angry voices from behind the door.