Turn these sentences into the passive:

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1-� We speak only English in class.

����� Only English�in class.

2-�They are watering the garden.

���� The garden .

3- Someone stole my car this morning.

��� My car�this morning.

4- Christopher Columbus discovered America.

���� America�by Christopher Columbus.

5-�They were serving lunch when we arrived.

���� Lunch �when we arrived.

6- You should respect your parents.

���� Your parents.

7-�We will build a new bridge.

���� A new bridge.

8- They have painted their house blue.

���� Their house �blue.

9- Marconi invented the radio.

���� The radio�by Marconi.

10- We will have finished this work by next week.

������ This work�by next week.

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