The key was in the lock.
There was a lock, but the key was already in it.
The key to the lock was nowhere to be found.
A man is working in a store.
The projector is awfully noisy.
A dog jumps into a pool
We heard Mrs. Inglethorp didn't write to you yet.
The boy is swimming in the pond.
The duke decided to allow the butcher shops to remain on account of their quality meat.