French Phrase
Je dois me préparer à quoi ?
Meaning
Literally, “I have to get ready for what?” It is used when the speaker knows they must prepare but is unsure of the specific task, event, or situation they need to get ready for.
When to use
Use this sentence when you have an upcoming obligation or activity but the details are unclear, or when you want someone to clarify what you should be preparing for.
✦Grammar Breakdown
Jedoismeprépareràquoi?
Devoir (dois)
The verb devoir expresses obligation; it is conjugated in the present tense here (je dois = I must).
Reflexive verb (se préparer)
Se préparer is a reflexive verb; the reflexive pronoun agrees with the subject (me for 'je').
Preposition à + interrogative quoi
When a verb requires a complement introduced by à, the question can be formed with the interrogative pronoun quoi.
Question formation
In spoken French, the intonation rises at the end; written French keeps the question mark after the whole clause.
🗨In Conversation
Je dois me préparer à quoi ?
What do I have to get ready for?
À la réunion de demain, bien sûr.
For tomorrow's meeting, of course.
✕Common Mistakes
Je dois préparer à quoi ?
Missing the reflexive pronoun ‘me’; se préparer is reflexive, so you need ‘me’ before the verb.
Je dois me préparer quoi ?
The preposition ‘à’ is required after préparer when it introduces a complement.
Je dois me préparer à quoi
In written French, a question mark is needed at the end of the sentence.
↔Alternatives
À quoi dois-je me préparer ?
What should I prepare for?
Qu'est-ce que je dois préparer ?
What do I need to prepare?
Je dois me préparer pour quoi ?
I have to get ready for what?
Cultural Tip
In French, the formal inversion (À quoi dois‑je me préparer ?) sounds more polished and is common in written or formal spoken contexts. In everyday conversation, most native speakers keep the subject‑verb order and simply raise their intonation at the end, as in the original sentence.