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1. He fell after slipping.
2. I heard her shouting loudly.
3. I noticed her bending and picking up something from the floor.
4. I saw him opening the door and leaving the room.
5. I saw her dropping the cup on the floor and breaking it.
6. We watched them turning round the corner and disappearing.
7. The wounded hunter felt the bear touching him, but he didn't move.
8. Shall we hear the telephone ringing?
9. Tamara saw the waves carrying the boat away.
10. They saw the ship sailing away from the shore.
11. Have you heard him singing the part of Herman in Tchaikovsky's "Queen of Spades"?