He turned the key.
I'm looking for my key.
She handed him the key.
Turn the key to the right.
She put the key in her bag.
Where did you find the key?
Jim turned the key in the lock.
John took a key out of his pocket.
I found the key underneath the mat.
He searched his pockets for the key.
I don't remember where I put my key.
I lost my key somewhere around here.
I forgot the key and went back for it.
Is this the key your uncle is looking for?
Do you have more than one copy of this key?
I seem to have misplaced my key last night.
Could you please tell me again where you put the key?