Change into the Passive Voice . 1.We paint our house every three years . 2.Yeas ago , people you oil lamps instead of electric lamps. 3.The're building several new school in our town . 4.The boy knew that they were praising him. 5.We have set up a committee to investigate the matter. 6.I noticed that they had not yet taken the wrecked car away. 7.Can we use an Indifinte Article before an uncountable noun ? 8.Someone must have dropped this watch in his hurry. 9.They promised the worked higher wages . 10.No one has ever asked me that question before .

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