a-t-on

did they, do we have

→ avoir
phrase Uncommon #12,244
did they Question form with on, often meaning “did someone / did they” or “has someone / has it”. The t is just for pronunciation before on.
FR: A-t-on déjà appelé le médecin ?
EN: Has anyone called the doctor yet?

Pourquoi a-t-on apporté un enfant?

Why was a child brought?

— Guerre et Paix (1968)

A-t-on parlé de l'accident aux infos?

Did they talk about the accident on the news?

Comment a-t-on pu en arriver là?

How did we get to this point?

Pourquoi l'a-t-on tuée?

Why was she killed?

Pourquoi m'a-t-on refusé pour le poste?

Why was I rejected for the position?

a-t-on mis les enfants?

Where have the children been put?

— La dolce vita (1960)

Comment n'y a-t-on pas pensé?

How could we not have thought of that?

A-t-on déjà vu une femme chauve?

Have you ever seen a bald woman?

— Tout sur ma mère (1999)

Et qu'a-t-on trouvé?

And what did we find?

— Assurance sur la mort (1944)

A-t-on pratiqué une autopsie?

Was an autopsy performed?

Qu'a-t-on fait de mal?

What did we do wrong?

— Lagaan (2001)

Quel film a-t-on vu?

What film did we see?

— Mirage (2018)

Comment a-t-on pu?

How could this have happened?

— Maman, j'ai raté l'avion ! (1990)

Quand a-t-on téléphoné?

When did we call?

— Enquête sur un citoyen au-dessus de tout soupçon (1970)

Pourquoi ne m'a-t-on rien dit?

Why wasn't I told anything?

— Arrête-moi si tu peux (2002)

A-t-on vu sa femme prendre le train?

Were his wife seen taking the train?

a-t-on trouvé le corps?

Where was the body found?

Combien de fois l'a-t-on entendu?

How many times have we heard that?

A-t-on déjà diagnostiqué chez toi une hypertension artérielle?

Have you ever been diagnosed with high blood pressure?

Pourquoi a-t-on tué Tom?

Why was Tom killed?

Jérusalem, l'a-t-on bâtie ici?

Jerusalem, was it built here?

A-t-on pu communiquer avec le temple?

Were we able to communicate with the temple?

Qu'a-t-on fait pour mériter ça?

What did we do to deserve this?

Combien d'argent a-t-on dépensé pour construire le musée?

How much money was spent building the museum?

Pourquoi ne nous a-t-on pas dit la vérité?

Why weren’t we told the truth?

A-t-on diagnostiqué chez toi un souffle cardiaque?

Have you been diagnosed with a heart murmur?

Pour quelle raison a-t-on arrêté hier soir Sandro Baratéli?

Why was Sandro Baratéli arrested last night?

— Le repentir (1987)

A-t-on mangé du rôti à la cocotte?

Did we eat roast beef cooked in a casserole dish?

M'a-t-on vu partir?

Did anyone see me leave?

Mieux que pas mal, m'a-t-on dit.

Better than not bad, I was told.

— Harry Potter et la Coupe de feu (2005)

A-t-on rendu leur liberté à mes serviteurs?

Have my servants been given their freedom?

Qu'a-t-on fait?

What have we done?

l'a-t-on trouvé?

Where was it found?

phrase Uncommon #19,110
do we have Formal interrogative form with on; often translates as "do we have," "does one have," or sometimes "can one" depending on context.
FR: A-t-on le droit d'entrer ici ?
EN: Do we have the right to enter here?

A-t-on du lait dans le frigo?

Do we have milk in the fridge?

A-t-on assez pour payer?

Do we have enough to pay?

— Lagaan (2001)

A-t-on le droit?

Are we allowed to do that?

A-t-on vraiment besoin de tout ça?

Do we really need all that?

— The Dead Don't Die (2019)

A-t-on si peu de valeur à tes yeux?

Am I of so little value in your eyes?

— Dangal (2016)

A-t-on déjà diagnostiqué chez toi de l'asthme?

Have you ever been diagnosed with asthma?

Pourquoi a-t-on besoin d’argent?

Why do we need money?

En quoi a-t-on de la chance?

In what ways are we lucky?

A-t-on d'autres sujets à traiter?

Are there any other topics to address?

A-t-on le temps de prendre une autre tasse de café?

Do we have time for another cup of coffee?

Combien de temps a-t-on?

How much time do we have?

A-t-on le choix?

Do we have a choice?

De quoi d'autre a-t-on besoin?

What else do we need?

A-t-on suffisamment de chaises?

Do we have enough chairs?

Combien de points a-t-on eu aujourd'hui?

How many points did we get today?

— La vie est belle (1997)

Pourquoi n'a-t-on pas le droit de voir ce qui se passe dans ce pays?

Why aren’t we allowed to see what’s happening in that country?

— No (2012)

A-t-on le droit de prendre des photos dans ce bâtiment?

Are we allowed to take pictures in this building?

A-t-on une localisation exacte à l'intérieur?

Do we have an exact location inside?

— Shelter (2026)

A-t-on déjà diagnostiqué chez vous un trouble de l'apprentissage?

Have you ever been diagnosed with a learning disorder?

De quoi a-t-on peur, ici?

What are we afraid of here?

— Don Juan DeMarco (1994)