学生的学习兴趣是提高教学质量的关键因此，在教学实践中必须采用积极有效地“激趣”方法，从而使学生积极主动参与学习。１角色任务法现在的学生大多是独生子女，很多人在家庭中得到百般呵护，养成以自我为核心的性格特点，而离开家庭则会产生较强的焦虑和不安全感，甚... Students’ interest in learning is the key to improving the quality of teaching. Therefore, in the teaching practice, it is necessary to adopt a positive and effective way of “excitement”, so that students can actively participate in the study. 1  role of task law Most of the students now are only children, many people in the family receive every care, develop a self-centered personality traits, leaving the family will have a strong sense of anxiety and insecurity, and so on. .