Bonjour !

(les mots en ilatique en en gras = réponses).

Exercice 1 :

1. I was visiting a friend when you  called  me on my mobile.

2. They were having a picnic when it  started  to rain.

3. What were you listening when I  arrived  ?

4. He was lying on the beach when he  heard the plane.

5. They were shopping when  they  saw  something strange.

(petite info, les réponses sont en bas de ta page en fait, je viens seulement de voir après avoir fini haha ^^")

Bonne journée !