Use the correct form of Participle I or Participle II.
1. He found the shop without difficulty, (buy) a map of the city.
2. There was a pause, Mary sat (think), and John stood at the door, (look) at her.
3. The company faces (shrink) profits for still another year.
4. She absented her mind from the account of calls (make) and clients (see) or not (see).
5. He fell heavily from wheelchair to terrace, (knock) over the tea things.
6. Can the process be (speed) up?
7. Just before the show the square filled up with (drink) youngsters.
8. (Turn) slowly, (hold) on the wall, he dragged his way back into his room.
9. (Try) various topics of conversation, I became convinced that she wasn't interested in anything.
10. People gossiped that he had (hang) himself in his garden.
11. The walls were (hang) with wonderful watercolours.
12. Tourists wandered meaninglessly, (lead) by guides (bear) banners that proclaimed their allegiance to various travel firms.
13. At the end of an hour, (experience) such thrills as he had never known in his life, he found himself with so many chips that they would hardly go in his pockets