手语是一种与汉语有同等交流功能和价值的交际工具,手语是聋生最便捷的交际工具。手语具有直观性、形象性,以及作为母语的先天亲近性,它可以扩展聋生的思维空间。在手语——思维——手语——汉语的流程中,聋生的思维和表达之间出现了断层,只有提高手语的运用能力,才能促进其思维能力的发展,进而促进汉语水平的提高。首先,发音器官完好是说话的必要条件,但不是充分条件。儿童 Sign language is a communicative tool with the same communicative function and value as Chinese. Sign language is the most convenient communication tool for deaf students. Sign language is intuitive, figurative, and native-born intimacy that expands the thinking space of deaf students. In the process of sign language - thinking - sign language - Chinese, there is a fault between the thinking and expression of deaf students. Only by improving their ability to use sign language can they promote the development of their thinking ability and thus promote the improvement of Chinese proficiency. First of all, articulation organs are necessary conditions for speaking, but not sufficient conditions. child