Change these sentences to the passive voice:
1. Vietnamese people celebrate their Lunar New Year Festival around January and February.
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2. Our teacher always advises us to study harder on the second term.
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3. The Library of Congress in the USA employs over 5000 employees.
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4. My mother is making "Special Chinese Fried Rice" in the kichen now.
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5. Mr. Tam is painting his pictures with his patience.
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6. They are planning to see a new film called "Ghost of Georgia".
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7. They are broadcasting the World Cup soccer games all over the world.
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8. Mary is cutting the cupcake with a sharp knife.
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9. Bad weather has delayed flight 202 from Miami.
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10. They have celebrated the Teacher's Day largely since 1982.
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11. Science and Technology have completely changed human's life.
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12. People have built this building of bricks, stones and cement.
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13. Nga has typed the report about polluted environment for 2 hours.
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14. Brother Lazlo and George Biro invented the ballpoint pen.
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15. The boy broke the window and took away some money.
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16. Someone cut down the tree in the garden yesterday.
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17. The artist painted a huge pictures to raise fund of the poor children.
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18. Mai wrote some articles about the damage of 11th storm.
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