She happened to pick up the key of Mrs. Inglethorp's despatch-case, which had been lost that morning. 
She got a hold of the previously missing key to the despatch-case.
She saw that Mrs. Inglethorp still had her despatch-case key.
The woman is swimming in the ocean.
The solar deity, Ra, was introduced into the Egyptian Religion by Khufu's son Redjedef.
Don't be dumb.
What are the reasons you did that?
A person reading.
Our justice system assumes no one has a good lawyer.