Nowadays technology exchange becomes increasingly frequent, the skill of English for specific purpose is crucial for obtaining and utilizing the new science and technology and therefore making contribution to innovation of science and technology. From the aspect of "learning for the practical usage" in civil engineering discipline, the teaching practice of how to apply the knowledge of English for specific purpose to practical usage is discussed. In the stage of learning, students learn English expressions of professional knowledge including vocabulary, statement and linguistic style with their professional background. In the stage of practice, students are able to absorb the advanced scientific and technological achievements through English journal papers, seminars and international conferences, furthermore, write their own English papers, give presentations and speak in international conferences.