(chuyển thành câu bị động)
1. Somebody has taken some of my books away.
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2. They have provided the victims with food and clothing.
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3. A sudden increase in water pressure has broken the dam.
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4. Luckily for me, they haven't called my name.
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5. They have bought the land next to my house.
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6. They have spent a lot of money on advertising.
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7. The chief engineer has instructed all the workers of the plant.
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8. Science and Technology have completely changed human life.
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