我国心理学家朱智贤早就指出 ,小学儿童思维的基本特点是以具体形象思维为主要形式逐步过渡到以抽象逻辑思维为主要形式。但这种抽象逻辑思维在很大程度上 ,仍然直接与感性经验相联系 ,仍然具有很大成分的具体形象性。儿童通过感性认识获取表象 ,再利用表象进行思维活动 ,可见 Zhu Zhi-hsien, a psychologist in our country, has long pointed out that the basic characteristic of primary school children's thinking is the gradual transition from the concrete form of thinking as the main form to the abstract form of logical thinking. However, to a large extent, this kind of abstract logical thinking is still directly linked to the sensual experience and still has the specific image of a great part. Children acquire the appearance through the perceptual knowledge, then use the appearance to carry on the thinking activity, can see