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一、文章背景笔者以选修3-5《反冲运动——火箭》一节参加以“从生活中来”。2013江苏考试说明(选修科目)生物科目中的实验考查内容出现改动。第19个实验:“蛋白质的提取和分离”改成“微生物的分离与培养”。从江苏新课程改革开始以来这十几个年头,高中阶段的生物学科就已经把这部分内容给搁置了,不得不实话实说,受高中教学目标任务的限制,在实施高中教学任务时,作为一线教师,我们也把这部分内容给放弃了,根本不讲更不会去完成这
First, the article background author to choose 3-5 “recoil movement - rocket” section to “from life ”. 2013 Jiangsu examination instructions (elective subjects) biological subjects in the experimental test changes. 19th experiment: “protein extraction and separation ” into “separation and cultivation of microorganisms ”. In the past ten or so years since the start of the new curriculum reform in Jiangsu, the biological sciences in senior secondary schools have already shelved this part of the program. They have to be truth-telling, limited by the goals and objectives of high school teaching and as a first-line Teachers, we also give up this part of the content, do not say it or not to accomplish this