Перевести из активного в пассивный залог. 1.they often join me at the meetings. 2.i wrote the article last monday 3.they built this museum a century ago. 4.he is humming that popular song. 5.i did this work

The meetings are joined by them
the article was written lat Monday by me
this museum was built a century ago by them
that song was hummed by him
this work was done by me