1.This dress can't be washed.
2.The wine should be open about 3 hours before you use it.
3.Books may be kept by members for 3 weeks.
4.Their tickets shouldn't be thrown by passengers.
5.Umbrellas must be left in the living room by visitors.
6.Those books should be taken back to the library.
7.This man mustn't be moved;he's too ill.
8.Some trees need planting in the garden by my mother this morning.
9.This rest room will be rebuilt next month.
10.The catalogue is going to be sent by air by Karen.