外语学科教学知识是外语教师专业知识中的核心知识，是外语教师职业独特性的体现，然而在我国的外语教师教育中，其作用却被严重忽视。了解与掌握外语学科教学知识的特征、构成与表征方式，以及影响职前外语教师PCK建构的限制因素，有助于职前外语教师教育课程的创新与重构，帮助他们建构外语学科教学知识，发展他们的教师专业能力和未来的可持续发展能力，成为未来优秀的教师。%As the key part of the foreign language teachers ’ knowledge , pedagogical content knowledge reveals the foreign lan-guage teachers’ professional characteristics .However, it is ignored seriously in foreign language teacher education in our country .It is very helpful for the normal universities to learn about and master the features , components and characterization methods of PCK , and the influencing factors which restrict the construction of pre-service foreign language teacher ’ s PCK.It can also help create and reconstruct the teacher education courses , and help re-service foreign language teachers construct their PCK , and develop their pro-fessional competence and sustainable development ability in order to be qualified teachers in the future .
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