在正式送课之前,笔者在自己任教学校五(2)班进行了第一次试讲。五年级是笔者9月之后新接手的年级,因本校也是一所农村学校,因此学生来源基本相同,笔者预计学生接受能力也基本相同。在这种 Before the formal delivery class, the author conducted the first trial in his class five (2). The fifth grade is the new grade taken by the author after September. Because our school is also a rural school, the sources of students are basically the same. The author estimates that the students’ abilities are basically the same. In this kind of