Помогите сделать часть D срочно нужно !!!

1. The silver medal is won by the French team.

2. The guard dogs are trained by a woman.

3. This game is played by people of all ages.

4. The match is watched by a large crowd. (Не уверена)

5. A reply is sent by the secretary.

6. The exams are marked by two different teachers.

7. That green van is followed by a police car.

(Я не уверена, sorry)