外语教学的目的是培养学生运用外语进行交际的能力，这种能力只有经过反复训练、实际运用，才能真正获得。英语教师要使学生对英语始终保持一种新鲜感，就要让他们有机会运用已掌握的语言知识，在运用中体会到外语交际的成功和喜悦。因此，教师应该在课堂教学中给学生创造一种 The purpose of foreign language teaching is to cultivate students’ abilities to use foreign language to communicate. Only through repeated training and actual application can the ability be truly obtained. English teachers to enable students to always maintain a fresh feeling of English, we must allow them to have the opportunity to use the knowledge of the language has been mastered in the use of foreign exchange to understand the success and joy. Therefore, teachers should create a kind of students in class teaching