Verified answer

1

1. The books have already been taken back to the library.

2. Those letters have just been sent.

3. My test has already been checked (by the teacher).

4. The key has been lost by her.

5. All the windows have been closed (by us).

6. Milk has been bought by me on the way home.

7. This exercise has been done (by me).

2

1. The dishes have been washed by Pam.

2. He has just been given this task.

3. Have many cars been repaired by Ben?

4. This work hasn’t been finished yet.

5. His bike has been stolen.

6. Have you ever been stung by bees?

7. We have never been attacked by dogs.