1. The window has been opened.
2. A banana has just been eaten by a monkey.
3. An egg has been laid by the hen.
4. A magic has just been done by her.
5. No fish has been caught by Kevin since this morning.
6. The picture hasn't been finished by Snoopy yet.
7. Some photos of them have been taken by the man.
8. This is the third time the dog has been fed by Peter.
9. A trophy has been won by that girl.
10. A cat snowman has been built by the two cats.
11. The board has already been cleaned by Tom.
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