中年级学生主要以形象思维为主，抽象思维的能力较差。因此说明文的写作对中年级学生来说是一个难点，为此，我们进行了相关实验，取得了预期的效果。一、摸清情况，确定对策知己知彼、有的放矢是我们展开实验的前期准备。为此，在实验前我们对学生的学习情况进行了初试，了解 The middle school students are mainly based on the image thinking, the ability of abstract thinking is poor. Therefore, the writing of descriptive texts is a difficult task for middle school students. For this reason, we conducted relevant experiments and achieved the expected results. First, find out the situation, determine the countermeasure ourselves, a definite target is our preliminary experiment. To this end, before the experiment we conducted a preliminary test of student learning, understanding