der Schlüssel

The key is lying next to the computer.

I sometimes lose my key in the house.

Patience is the key to success.

I left my key somewhere in the house.

I hang the key on the hook of the cupboard.

Today I can’t find my key anywhere.

Has anybody seen my key?

I am looking for my key in the house.

Please check whether my key is still in the trunk.

My key is gone.

Tomorrow we hand the key over to the landlord.

She puts the key into the sleeve of her coat so that she does not lose it.

My brother cannot find his key.

An old key is lying under the doormat in front of the door.

I turn the key in the door.

I do not know where the babysitter put her key, but she is already looking for it in the hallway.