Bị động với động từ khuyết thiếu

VII. Bị động với động từ khuyết thiếu
1. Nam can fix the bike well.
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2. She is going to read a new novel tomrrow.
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3. You must do your homework regulary.
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4. He used to write poems when he was young.
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5. John ought to wash his clothes every day
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6. They are going to plant tress along the sidewalk.
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7. No student can solve this problem.
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