Не могу решить, предложения надо поставить в passive form.

9)

2. He is being given directions

3. Football isn't played on a tennis court

4. Animal life is threatened by pollution

5. Most of our messages are sent by email

6. The photos weren't put in the photo album yesterday

7. The boat was rowed from England to France

8. Tigers aren't found in Africa

9. A cake is made with flour, sugar and eggs.

10. A letter isn't being sent by her.

10)

2. Is he being given directions? Yes, he is.

3. Is football played on a tennis court? No, it isn't.

4. Is animal life threatened by pollution? Yes, it is.

5. Are most of our messages sent by email?

Yes, they are.

6. Were the photos put in the photo album yesterday? No, they weren't.

7. Is the boat rowed from England to France? Yes, it is.

8. Are tigers found in Africa? No, they aren't.

9. Is a cake made with flour, sugar and eggs? Yes, it is.

10. Is a letter being sent by her? No, it isn't