Ответ:

1. The dog is taken for a walk by us twice a day - Present Simple Passive

2. A new song hasn't been recordered by Sarah yet - Present Perfect Passive

3. A birthday card was sent by Clare to John - Past Simple Passive

4. A banana cake is being eaten by them now - Present Continuous Passive

5. This sausepan is used by her for cooking spaghetti - Present Simple Passive

6. I home the baby will be looked after by Margeret - Future Simple Passive

7. The window was broken by Sam while he was playing a ball - Past Simple Passive

8. The key was left by someone in the keyhole - Past Simple Passive

9. A new horror story is being written by Jeremy- Present Countinuous Passive

10. Dinner has been by the chef - Present Perfect Passive