Second language education has been an important part of nowadays education around the world.While its importance has been gaining more and more attention during the past decades,both second language educators and learners are struggling with the various difficulties that they encounter in the process of teaching and learning second language.In this paper,some major factors that are believed to influence quality of second language education will be discussed.By discussing these factors,it is hoped that both teachers and learners would attach more importance to these factors during their daily practice.