题目内容：

连词成句

1.river，David，is，to，dive，scared，into，the

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2.about，I，sorry，for，it，him，felt

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3.help，what，she，do，could，to，him

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4.lost，is，the，this，watch，you

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5.school，she's，so，old，can，she，go，that，to

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