pouvez vous m'aider à faire cet exercice svp merci

Bonjour
1- The slaves had to wake up at four o'clock. (4 o'clock)
2- Men and women had to work on plantations from 5 am till 8 pm.
3- Then at 9 pm men still had to shop wood.
4- Finally women had to sweep the floor until 9 pm.
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Bonne fin de journée