1. Are the children reading English in the classroom? (肯定回答)
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2. There are some potatoes in the fridge. (改为否定句) 
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3. He can help us raise the money. (改为一般疑问句)
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4. Jack is flying a kite at the moment. (用every spring 改写句子)
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5. her, is, he, showing, good, something (连词成句)
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