Ответ: 1.She watched him walking away until she could see him no more.2.I noticed him give her a quick look.3. When I turned my head I saw him still standing in the doorway.4. As he sat on the bank of the river he felt the wind getting colder and colder. 5. I heard the child behind the wall crying.6. He thought he heard somebody call him.7. She noticed him pass something to the man sitting in front of him.8. Did you hear her make that unpleasant remark?