根据老师对同学们的劝告，猜猜同学们正在干什么：（5%）
（1）John, please don’t draw on the board.
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（2）Ken, you shouldn’t read loudly in the library.
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（3）Girls, Don’t jump in the corridors.
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（4）Well done, Sue. You can sing the song.
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（5）Don’t run in the corridors.
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