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讨论情景:早操后,孩子们像往常一样自动排着队进入活动室,走到围墙边时,突然队伍乱了,几个调皮的孩子在地上踩来踩去,其他的孩子也都
Discussion Scenario: After morning exercises, the children automatically lined up into the activity room as usual. When they walked to the edge of the fence, they suddenly ran into disarray. Several naughty children stamped on the ground and all other children