Bài 3. Chuyển các câu sau sang câu bị động.
1. They don’t allow dogs in the restaurant.
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2. My sister cooks meals every day.
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3. The mechanic repairs the car.
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4. They understand Spanish. 
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5. The electricians test the fire alarm.
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6. Sue puts the rucksack on the floor. 
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7. The policemen help the children. 
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8. Mother waters the flowers. 
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9. They sing the song very well. 
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10. Postman delivers letters at 8 everyday.
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Bài 4. Chuyển các câu sau sang dạng chủ động. 
1. Shoes are cleaned by me every Friday. 
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2. Cheese is made from milk. 
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3. Poems are written by the little boy. 
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4. This newspaper is read by thousands of people. 
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5. Football is played by two teams of eleven players. 
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6. Portuguese is spoken in Brazil. 
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7. Children are educated in schools. 
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8. Wine is made from grapes. 
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9. The dogs are kept in the house. 
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10. She was given a present by her boyfriend.
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