EFL motivation is a hot research field of second language learners. In recent years, many researchers have focused on Dornyei's second language self-system as a theoretical framework . The purpose of this study is to examine the predictive power of self-orientation of college medium level English learners to EFL learners'motivation, and to find ways to enhance their motivation and EFL proficiency. The subject of this paper is a medium level students of an ordinary college. Using linear regression analysis to collect data through questionnaires, it is found that the self-orientation of the subjects can explain the predictive effect on the actu?al learning behavior is not ideal. Ideal L2 self and L2 self-confidence are insufficient, and corresponding learning strategies are lacking, which limits self-directed ability to predict L2 motivation.