I. Tick the sentences which cannot be changed into the Passive Voice. I. She dropped her glove. 2. Ill begin the work in an hour. 3. He has changed the beginning of the story. 4. The stone dropped in the water. 5. He has already written the article. 6. The climate of the planet is changing. 7. The dog followed me to the door.​_ 8. We should start immediately. 9.1 bought that book at the book fair. 10.I dont live with my parents.

These sentences cannot be changed: 4, 6, 8, 10.