Le présent perfect Merci d’avance

Bonjour,

Réponse :

a. I have visited New-York but I have never been to Canada.

b. My brother has tried surfing before but he hasn’t  tried windsurfing yet.

c. My two best friends have never seen the Star Wars films! Can you believe it?

d. Have you ever watched a horror movie?

Explications :

Present perfect :

Forme affirmative:

has / have  + participe passé

Forme négative:

hasn't / haven't + participe passé

Forme interrogative:

Has / Have + sujet + participe passé