For the past few years, the blended teaching model has been a hot issue in the innovation of teaching in higher education, which represents the trend of the application of educational technology in universities. With the guidance of online / blended curriculum standards, the paper introduces and analyzes the design and important issues in blended courses from four perspectives, i.e. “learning objectives”,“learning evaluation”,“learning activities”,and“learning resources”,using the National Level First Class Online-offline Blended Course “Listening and Speaking for General Academic Purposes”as an example. Furthermore, the paper concludes and summarizes the principles for designing and ideas of constructing blended courses based on experiences from course development and construction.