很多学校在开展生物课外活动方面都有自己的特色 ,如结合当地实际开展某个专题研究之类。但这些活动都有一个共同点 ,即面对的是极少数学生 ,而绝大多数学生却无缘参与。笔者认为课外活动应当给大多数学生提供参与实践的机会 ,以培养他们的综合素质 ,使他们的学习能力、综合运 Many schools have their own characteristics in carrying out biological extracurricular activities, such as carrying out a special research in conjunction with local conditions. However, these activities have one thing in common: they face a very small number of students, but the vast majority of students do not participate. The author believes that extra-curricular activities should provide opportunities for most students to participate in practice in order to cultivate their overall quality and enable them to learn