连词成句
(1)you ,to ,Beijing ,going ,this ,are ,to ,October ,go ?
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(2)about ,hours ,space ,he ,spent ,in ,twenty-one .
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(3)the, stairs, down, the, falling, apples, are.
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(4)really , it ,is ,dog ,a ?
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(5)out, window ,am ,of ,I ,looking , the .
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