Abstract: Extracurricular activities are not only the necessary supplement to the regular study but also the need to sharpen learners' awareness of autonomous study.Besides,they provide a platform for learners to improve their practical ability.By the rule of language-acquisition and the proper placement of extracurricular activities, enabling the learners to carry out a streamline study "in-class and out-class" so as to improve acquisition efficiency,the ability of autonomous study,English teaching and comprehensive...