Réponse :

Bonjour,

1. I have not worked today.

2. We have bought a new lamp.

3. We have not planned our holiday yet.

4. Where have you been ?

5. He has written five letters.

6. She has not seen him for a long time.

7. Have you ever been at school ?

8. School has not started yet.

9. Has he spoken to his boss ?

10. No, he hasn't had the time

PRESENT PERFECT = HAS/ HAVE + PARTICIPE PASSÉ

Forme affirmative = sujet + has/have + participe passé

Forme négative = sujet + has/have + not + participe passé

Forme interrogative = Has/Have + sujet + participe passé

has not =hasn't

have not = haven't

participe passé = 3ème colonne des verbes irréguliers