阅读是输入语文信息的过程，是表达的基础。从语言信息学的角度说，没有有效的输入，就没有理想的反馈———表达。而有效的输入，在很大程度上取决于输入方式的优化。较之传统的教学方式，计算机辅助阅读教学的最突出的特点，一是与主导教学内容相关的辅助材料的取得十分容易 Reading is the process of inputting language information and is the basis for expression. From the perspective of linguistic informatics, without effective input, there is no ideal feedback—expression. The effective input, to a large extent, depends on the optimization of the input method. Compared with traditional teaching methods, the most prominent feature of computer-assisted reading teaching is that it is very easy to obtain supporting materials related to the dominant teaching content.