In recent years,both the Ministry of education and college English teachers are concerning about the issue of college English teaching reform.At present,many college English teachers are facing great pressure brought forward in college English teaching reform,meanwhile,the college English multi-media education has become an impressive topic.The paper aims to illustrate importance of multi-media teaching approaches to college English curriculum and the development of college English teachers through explaining the instrumental rationality,which dominates the college English multi-media teaching.The paper also emphasizes significance of multi-media teaching from the perspectives of problemdiscovering,of problemanalyzing,of problemsolving,and the viewpoints of teaching reform.