连词成句。

1. clean, I, the, can, classroom (.)

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2. is, mirror, the, Where (?)

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3. your, mother, What, can, do (?)

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4. there, In, a, computer, Is, your, classroom (?)

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5. rabbits, There, many, are (.)

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在Windows 中，可通过快捷键________将已复制的文件粘贴到指定位置。