Rewrite the sentences without changing their meanings.
1.How many books did you buy last night?
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2.Who gave you this nice shirt?
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3.Who has supported these children since 2017?
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4.Who usually phoned you when you were in Hanoi?
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5.What are you doing at the moment?
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6.Does your sister often practise English?
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7.Who read you diary two days ago?
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8.Where did you see this advertisement?
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