bonjour je n’arrive pas à faire les exercices en pièce jointe pouvez vous m’aider s’il vous plaît

Ex 3
1 : waited
2:did
3: cleaned
4:dusted
5:cooked
6:have you made
7:met
8:have you left
9:came
10:lost

Ex4
We have been selling books for years
They have been dancing together since the party began
I have not seen them for two months
How long have they been watching television
She hasn’t had a bath for weeks
She has been working in oxford since i met her
They have been married since 1968
Jane and Steeve have been living together since the beginning of the year

Voilà j’espère avoir pu t’aider à temps