Constructivism stresses that learner should be considered as center .The flipped classroom offers students a self - study environment and a personalized education . Taking the topic of formats of business letter from the business correspondence course on foreign trade ,the article designs teaching method based on constructivism and provides references for the flipped classroom which is a creative teaching model .%指出了建构主义学习理论强调以学习者为中心。翻转课堂为学生提供了一个自主学习的环境，让学生能够获得个性化教育。从外贸函电课程中抽取商业书信格式这一主题，在建构主义学习理论的基础上设计了教学，为翻转课堂这种创新型的教学模式提供参考。
展开▼
