Transform the sentences from active into passive they cancelledthe flight to rome. karl lagerfeld designed these sunglasses. my mum makes this salad with pickled cucumbers and fresh parsley. they offered him a new job. somebody has cleaned the room.

The flight to Rome was cancelled(by them)
These sunglasses were designed by K. Lagerfeld
This salad is made with pickled cucumbers and fresh parsley (by my mum)
A new job was offered to him (by them)
The room has been cleaned ( by somebody)