有效的课堂教学可以帮助学生养成良好的学习习惯,学会如何学习。在这个过程中,我们必须充分发挥学生在教学中的主体作用,即实行愉快教学,激发学生对生物科学知识的渴求,让学生感受到学习的快乐,全身心地投入到学习中。 Effective classroom teaching can help students develop good study habits and learn how to learn. In this process, we must give full play to the students ’main role in teaching, that is to say, we should carry out pleasant teaching and inspire students’ thirst for knowledge of biological sciences so as to make students feel happy and fully devote themselves to their studies.