Асt :I’m cleaning the rooms now.
Pas:The rooms are being cleaned now.
Act:Is someone building a road here?
Pas:Is a road being built here?
Act:They usually sing such songs in class.
Pas:Such songs are usually sang by them in class.
Act:Has the manager checked up your report?
Pas:Has your report been checked up by the manager?
Act:I read twenty pages yesterday.
Pas:Twenty pages were read by me yesterday.
Надеюсь пойдет)