Question 1. Turn these sentences into passive voice.
1. My father waters these flower trees every morning.
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2.John invited Fiona to his birthday party last night.
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3. Her mother is preparing the dinner in the chicken.
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4. We should clean our teeth twice a day.
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5. Our teachers give us a free period this Saturday to prepare the festival.
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6. Are they building a statue of Chu Van An?
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7. They will not provide pencils at the test, so please bring your own.
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8. Mr. Binh hasn't taught us since the last semester.
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9. A student is doing that experiment.
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10. Did you buy this dictionary two weeks ago?
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11. Alan's knowledge about science and technology doesn't impress me.
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12. They are going to build a new school here next yars.
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