Abstract: With the rapid development of computer technology,new technologies and new terms appear constantly.The newest foreign software and technology resources are English version,and international software outsourcing projects and international academic exchanges grow increasingly,these set higher demands for computer English.As computer professional English,because of the double particularity of major and English,and dull teaching method,the teaching effect of computer English is not good in fact.Students are not interested in this course and have poor application capabilities of computer English.So teaching method innovation is needed imminently.This paper analyze teaching shortages at present and the meaning of sight teaching.Some teaching cases are given to explain how to design sight teaching of computer English integrated with actual teaching experiences.