Bonjour,
Réponse :
Remplace on Sundays par yesterday en effectuant les changements nécessaires. = passer du présent simple au prétérit
1. On Sundays, we don't go to school.
→ Yesterday, we didn't go to school.
2. My mother cooks a nice meal on Sundays.
→ My mother cooked a nice meal yesterday.
3. Do you play games on Sundays?
→ Did you play games yesterday?
4. We invite our friends on Sundays.
→ We invited our friends yesterday.
N'hésite pas si tu as des questions ;)