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上海版七年级《生物》新教材，改变了几十年来传统的《植物学》、《动物学》分课开设的状况，将原有的动植物知识以生物的生命活动现象为主线进行编写，这样的编写体系大大地简化了内容，但生物教师在教学过程中却普遍反映新教材难上，因为生物学教学上的内容在教材上仅点了一
The new edition of the seventh grade “Biology” of Shanghai edition changed the status of the traditional “Botany” and “Zoology” classes that had been set up for decades. The original animal and plant knowledge was compiled with the main line of biological life activities. Such a writing system greatly simplifies the content, but biological teachers in the teaching process generally reflect the difficulty of the new teaching material, because the content of biology teaching has only one point in the teaching material.