Chuyển sang bị động các câu sau:
11.The committee appointed Alice secretary for the meeting.
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12.Tom will give Anna a ride to school tomorrow.
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13.They keep this room tidy all the time.
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14.We gave Ann some bananas and some flowers.
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15.They moved the fridge into the living room.
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16. What time can the boys hand in their papers?
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17.When will you do the work?
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18.How are you going to deal with this problem?
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19.How do you spend this amount of money?
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20.I wonder whether the board of directors will choose Susan or Jane for the position.
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21.How did the police find the lost man?
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