sa clé

his/her key

→ son
phrase Uncommon #16,026
his/her key Possessive form of “key.” The owner can be male or female; “sa” agrees with the noun, not the person.
FR: Où est sa clé ?
EN: Where is his/her key?

Je me demande où Tom a caché sa clé.

I wonder where Tom hid his key.

Et sa clé?

And its key?

— La dolce vita (1960)

Elle a perdu sa clé de voiture.

She lost her car key.

Elle ne se souvient plus elle a mis sa clé.

She no longer remembers where she put her key.

Et M. Harry Potter a-t-il sa clé?

And does Mr. Harry Potter have his key?

— Harry Potter à l'école des sorciers (2001)

Elle a utilisé sa clé.

She used her key.

Il ne se souvient plus il a mis sa clé.

He doesn't remember where he put his key.

Il a laissé sa clé sur le bureau, comme à son habitude.

He left his key on the desk, as usual.

Tom ne se souvient plus il a mis sa clé.

Tom no longer remembers where he put his key.

Dan ne savait pas où était sa clé de voiture.

Dan didn’t know where his car key was.