Bonjour je ne comprends pas pouvez-vous m'aider ​

Bonjour

a- She was talking  on the phone when she heard the noise.

b- The murder happened when I was working in the room next door.

c- The ceremony was taking place when Sherlock interrupted it to check one last thing on the dead body.

d- The body disappeared while the policemen were looking for some piece of evidence.

e- The musicians were playing when the bombs exploded.

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preterit BE + v-ING = action qui était en train de se produire

preterit simple = action passée soudaine

bonne soirée ☺☺☺