翻译下列句子。
1.Don’t eat my cake.(英译汉)
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2.Would you like an ice-cream?(英译汉)
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3.Is that your ruler?(英译汉)
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4.Drink my milk, please.(英译汉)
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5.Paul is walking up and down.(英译汉)
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6.Look at the blackboard, please.(英译汉)
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7.Please close the window.(英译汉)
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