1, Bottles of milk are brought to houses by the milkman.
2, How is the languages learned by people?
3, I will be colllected by John at the airport.
4, The cheque must be signed by the manager.
6, The new ring road is being built around the city by them.
5, I was kept to wait for half an hour.
7, Jeans can't be wear at work.
8, Will she be invited to the birthday party?
9, New hospital have been built near the airport.