Réponse :

2. ever study it

3. always enjoy

4. do

5. never write

6. do

7. ever have it

8. never fail

Explications :

Bonjour,

Réponse :

2. It’s the most difficult subject I've ever studied.

3. I've always enjoyed studying.

4. I've done a lot of exams in my life.

5. I've never written an essay

6. I've done several part-time courses.

7. She’s the best teacher I’ve ever had.

8. I‘ve never failed an exam.

Explications :

Il faut utiliser le present perfect ( have/has + participe passé )

Toutes les phrases sont à la première personne:

== > I have + participe passé

       ( I've )  +participe passé

Attention : les adverbes de fréquence se placent entre l'auxiliaire et le participe passé.

;)