Réponse :
a) I was reading a book in the living-room when I heard the ghost for the first time.
b) I closed my book and went into the kitchen.
c) The scene was incredible: knives were flying across the kitchen and plates were crashing onto the floor.
d) That night, while I was sleeping, I had terrible dreams.
Explications:
was + v ing = était en train de...
verbe au prétérit simple= passé composé et des fois (rarement) au passé simple
