语言表达能力关乎儿童尤其是特殊儿童的思想、情感的表达，是与人沟通交流的重要能力，提升特殊儿童的语言表达能力具有现实意义。 绘本作为一种深受儿童喜爱的儿童读物，具有其独特的吸引力。绘本中精美的图画很容易就吸引住儿童的注意力，简单、易懂又充满趣味性的故事牢牢地牵着孩子的好奇心，让他们忍不住一遍又一遍地赏听或阅读。绘本本身就是语言，对绘本阅读的兴趣培养，就是对语言的兴趣培养。儿童通过自己读图和成人对绘本的讲读过程，能够感受到故事内涵的拓宽，将书中的语言逐渐内化，再表达出来，就达到了语言品质的提升。本研究旨在探讨绘本阅读对提升智力障碍儿童语言表达能力的成效。 本研究采用个案研究法，探究研究对象通过为期10周的绘本阅读干预,语言表达能力在宏观结构能力和微观结构能力上的变化。本研究的考察工具为修订的语言表达能力宏观结构能力测评表和语言表达能力微观结构能力测评表。研究者通过量化的方法——视觉分析，并补充质性的方法——具体语言样本分析法和访谈资料分析法，对收集的资料进行分析，以了解干预的效果。 研究结果显示： （1）绘本阅读能提升智力障碍儿童语言表达的宏观结构能力。 （2）绘本阅读能较好地提升智力障碍儿童语言表达的句子总数，但对平均句长的影响不明显。 （3）绘本阅读能提高智力障碍儿童语言表达中相异动词和形容词的数量。 同时，本研究提出以下干预建议：教师要选择适合学生的绘本，注重动态评估及个别化支持，注重儿童对阅读兴趣的培养，提高阅读量进行语言积累，提高智力障碍儿童的语言表达能力。

The ability of language expression is related to the output of thinking and emotion of children, especially to the children who are in special needs. It is an important ability to communicate with others. It has been pointed that promoting the ability of language experience is obviously important to their social life. Picture books, which as a kind of children's favorite reading materials, has showed its unique attraction. The fancy pictures in those books are easy to make children pay attention on them The very simple and easy stories can keep children's curiosity, so that they can't help reading and enjoying again and again. The picture books themselves are also kind of language, the interest in the picture books reading is to cultivate the interest of the language itself. Children can feel the extension of story connotation through reading pictures themselves and with the help that from adults, and gradually improve the quality of expressing language by feeling the meaning of the books and expressing them again. The purpose of this study is to explore the effect that weather the methods of picture books reading can improve the ability of language expression on children who are in special needs. In this study, case study method was adopted to explore the change on the ability of language expression in both macroscopically structure and micro structure through 10 weeks' intervention on picture books reading. The research tools of this study are the structural ability assessment table of language expression ability on both macroscopically and microscopic. There are two methods of analyzes that conclude the data analyzing that collected from the visual analysis and the qualitative analyzes methods about the specific language sample analysis and interview data analysis has been used to find the effect of intervention. The results of the study show that: (1)Reading by picture books can improve the macro structural ability of language expression in children who are in mental disorder. (2)Reading by picture books can improve the total number of sentences in the language expression of children with mental disorder, but it has no obvious effect on the average sentence length. (3) Reading by picture books can improve the number of different verbs and adjectives in the language expression of children who are in mental disorder. Meanwhile, this study puts forward the following intervention suggestions: teachers should choose the specific of picture books that are suitable for the special needs students, pay attention to dynamic assessment and individualized support, pay attention to promote children’s interesting in reading, improve reading volume in order to achieve the language accumulation, that improving the ability of language expression on children with mental disorder. The ability of language expression is related to the output of thinking and emotion of children, especially to the children who are in special needs. It is an important ability to communicate with others. It has been pointed that promoting the ability of language experience is obviously important to their social life. Picture books, which as a kind of children's favorite reading materials, has showed its unique attraction. The fancy pictures in those books are easy to make children pay attention on them The very simple and easy stories can keep children's curiosity, so that they can't help reading and enjoying again and again. The picture books themselves are also kind of language, the interest in the picture books reading is to cultivate the interest of the language itself. Children can feel the extension of story connotation through reading pictures themselves and with the help that from adults, and gradually improve the quality of expressing language by feeling the meaning of the books and expressing them again. The purpose of this study is to explore the effect that weather the methods of picture books reading can improve the ability of language expression on children who are in special needs. In this study, case study method was adopted to explore the change on the ability of language expression in both macroscopically structure and micro structure through 10 weeks' intervention on picture books reading. The research tools of this study are the structural ability assessment table of language expression ability on both macroscopically and microscopic. There are two methods of analyzes that conclude the data analyzing that collected from the visual analysis and the qualitative analyzes methods about the specific language sample analysis and interview data analysis has been used to find the effect of intervention. The results of the study show that: (1)Reading by picture books can improve the macro structural ability of language expression in children who are in mental disorder. (2)Reading by picture books can improve the total number of sentences in the language expression of children with mental disorder, but it has no obvious effect on the average sentence length. (3) Reading by picture books can improve the number of different verbs and adjectives in the language expression of children who are in mental disorder. Meanwhile, this study puts forward the following intervention suggestions: teachers should choose the specific of picture books that are suitable for the special needs students, pay attention to dynamic assessment and individualized support, pay attention to promote children’s interesting in reading, improve reading volume in order to achieve the language accumulation, that improving the ability of language expression on children with mental disorder.