在课堂教学活动中,使学生知道学习内容、明确学习目标、方向是以教师出示的课题来实现的。学生明确了学什么(课题)这个“眼”以后,对达到教学目标,对学生激起学习热情,明确学习方向,及时投入学习活动都是有着十分重要的作用的。可是,在课堂教学中也有这样的现象:没有课题, In the classroom teaching activities, to enable students to know the learning content, a clear learning objectives, the direction is to show the teacher to achieve the issue. After the student has clearly defined what “eye” to learn, it is very important to achieve the teaching goal, arouse students' enthusiasm for learning, clarify the learning direction, and promptly devote themselves to learning activities. However, in the classroom teaching there is such a phenomenon: no problem,