综观现行的小学语文教材,常识性课文占了相当大的比例。这些课文内容丰富,从动植物知识,到天文地理,再到现代科技,几乎无所不包;文体多样,从儿歌童话,到科普小品,再到比较典型的说明文,适合不同年龄阶段的学生学习。从低年级的《比尾巴》《我是什么》,到中年级的《花钟》《呼风唤雨的世纪》,再到高年级的《新 Looking at the current primary school language teaching materials, common sense accounts for a considerable proportion of the text. These texts are rich in content, ranging from plant and animal knowledge to astronomy and geography to modern science and technology. They are almost all-encompassing. They are versatile, ranging from children’s songs and fairy tales to popular science sketches to more typical descriptions for students of different ages . From the lower grades of “than the tail,” “I am what”, to the middle-aged “Huazhong” “do anything they want”, to the higher grade "new