1. John wrote the plan of the work. 2. The child read a lot of textbooks. 3. A group of children from Africa are visiting the meeting. 4. The police is studying parts of the broken car. 5. The scientist performs many experiments. 6. Nick will make the model. 7. Our class designed this project. 8. Chester, from Maine has written the letter. 9. Denis Bernstain developed a new Maths program. 10. Rosemary Emery made the clock.