Devoir : MUST ou HAVE TO
Obligation personnelle ou externe ? Une nuance importante des modaux !
Le piège expliqué
💭 MUST
Obligation personnelle, sentiment, recommandation
I must stop smoking. (Je dois arrêter de fumer - décision personnelle)
You must see this film! (Tu dois voir ce film - recommandation)
Exprime ce que la personne ressent comme nécessaire
📋 HAVE TO
Obligation externe, règles, lois
I have to pay my bills. (Je dois payer mes factures - obligation)
She has to wear a uniform. (Elle doit porter un uniforme - règlement)
Imposé par les circonstances, la loi, les règles
❌ Erreur fréquente
❌ I must to go
✅ I must go (Je dois partir)
✅ I have to go (Je dois partir)
🔄 Comparaison
I must call my mother = Je ressens le besoin de l'appeler
I have to call my mother = Elle m'a demandé de l'appeler
📋 Structures
MUST + base verb (pas de "to")
HAVE TO + base verb (conjugué)
Exercice — 10 questions
I've made up my mind — I · stop smoking.
The landlord is strict — I · pay the rent by the 1st.
I loved that film — I · watch it again soon.
It's company policy: she · wear a uniform at work.
I really · call my mother — I miss her.
School rules say students · arrive on time.
I've decided I · lose weight before summer.
It's the law — we · show our passports at the airport.
That cake smells wonderful — I · have a slice!
By law, children · go to school.