Bonjour,
Réponse :
1. On Saturday
2. In July ==> ( mais on dirait : On July 10th )
3. In 1984
4. On March 25th ==> ( mais on dirait : In March )
5. On Friday
6. In summer
7. In the morning
8. At 9 o’clock
9. At Christmas ==> ( mais on dirait: On Christmas day )
10. In September
11. In 1991
12.In August
13. In winter
14. In the evening
15. In autumn
16. At half past two
17. On Monday morning
18. At Easter
19. At 10 o’clock
20.On Thursday afternoon
21. At noon
Explications :
IN : devant les mois, les saisons, les années, les siècles,"morning", "afternoon", "evening"
ON : les jours de la semaine, les dates précises
AT : devant les heures, "night", les vacances sans "day" ( Christmas; Easter ...)
