Réponse :
Bonjour,
We've won the match, haven't we ?
phrase au present perfect ( have + participe passé )
--> tag = haven't
They bought a neww car yesterday, didn't they ?
phrase au prétérit
--> tag avec l'auxiliaire du prétérit = didn't
She's been to Scotland, hasn't she ?
phrase au present perfect ( has + participe passé )
--> tag = hasn't
You can play tennis, can't you ?
phrase avec le modal "can"
--> tag avec le modal can = can't
I took the dog to the park, didn't I ?
phrase au prétérit
--> tag avec l'auxiliaire du prétérit = didn't
Explications :
Question tag = n'est-ce pas
Si la phrase est affirmative, le "tag" sera négatif.
On reprend l'auxiliaire /temps