Réponse:
Bonsoir,
je vais te conjuguer les verbes mais je te laisse mettre les autre informations.
Explications:
1. I have traveled
2. I have eaten
3. I have seen
4. I have lived
5. I have studied
6. I have done
7. I have spent
8. Yes I have ever seen a dog.
Ou alors
No I have never seen a dog.
Si tu as du mal pour la construction des phrases n'hésite pas