Click on the calculator buttons:
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Take out a pencil from the pile.
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Remove eraser by hand
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Pen writing
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Hole puncher
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Crunching paper rustling
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Ballpoint pen machine, press a button, write
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Electric pencil sharpener
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Pressing a button on a ballpoint pen (on a
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Ink Dipping, Pen Writing
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Manual pencil sharpener
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Pressing a button on a ballpoint pen
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Put ballpoint pen on paper
★★★★★