由于智障学生认知范围狭窄,接触外界的经验缺乏,注意力容易分散,而且记忆的速度慢、容量小且保持不牢固。多数学生语言与言语发展能力较差,对句子的理解能力尚可,但表达能力较差。他们的思维多停留在具体形象思维阶段,缺乏分析、综合、抽象的概括能力。 Due to the narrow cognitive range of students with intellectual disabilities, the lack of experience in contact with the outside world, attention easily dispersed, and slow memory, small capacity and remain unsteady. Most students’ ability to develop language and speech is poor, the ability to understand the sentence is acceptable, but the ability to express is poor. Their thinking stay in the concrete image of thinking stage, the lack of analysis, synthesis, abstract abilities.