Seal, pad opens, closes:
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Chalk writing on the blackboard
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Remove eraser by hand
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Put ballpoint pen on paper
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Write, Ballpoint pen machine, press a button
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Ink Dipping, Pen Writing
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Crunching paper rustling
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Rubber stamp
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Eraser
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Throw a ballpoint pen on the table
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Pressing a button on a ballpoint pen (on a
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Electric pencil sharpener
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Scissors cutting paper
★★★★★