Bonjour,
je dois mettre les 7 phrases à la voix passive et j'y arrive pas du tout.
-A large number of different inventors made the invention of the electric lightbulb famous.

-Ebenezer Kinnersley presented the first incandescent wire in 1761.

-Numerous other inventors then made some progress towards the final result.

-In 1835, James Bowman Lindsay demonstrated a constant electric light, Mr Jobard invented the first light "bulb" with a vacuum atmosphere in 1838...

-They gave the first patent for an incandescent lamp to Frederick de Moleyns in 1841.

-In fact, different inventors from many different countries claimed similar patents for the same invention.

-But history has kept Thomas Edison's name as the final inventor
of the modern electric and incandescent lightbulb.

merci beaucoup ;-)​