Question

把下列句子改成被动语态1.someone cleans the first floor of the building

Answer 1

1.The first floor of the building is cleaned by someone everyday.

2.The window was broken by someone last week.

3.This picture was painted by someone in 1685.

4.An old car was parked by someone just outside the concert hall.

5.The man's innocence has been proved by someone.