| In the post-epidemic era,online Chinese teaching presents a normal development trend.However,due to learners’ language learning environment transfer from offline to online environment,compared with traditional Chinese teaching as a foreign language,online Chinese teaching lacks language input opportunities and language practice environment.Under the background of the normalization of online Chinese teaching,how to make use of the existing teaching resources and what teaching concepts and modes should be adopted is urgent to be studied by teachers of Chinese as a foreign language.This paper selects the CDIO teaching concept which emphasize learning professional knowledge in the way of "initiative,active and practical",on the basis of understanding the characteristics of online teaching in intermediate Chinese comprehensive courses,taking overseas adult Chinese learners at intermediate Chinese level as the research object and taking the case of "Winter is wet and Cold",Unit 5,Level 7 of the Great Wall Chinese series textbook "Extended Communication",combined with the research results of relevant literature and my online Chinese teaching experience,designing Intermediate Chinese comprehensive course based on the CDIO teaching concept,to increase learners’ Chinese language knowledge input and Chinese language practice opportunities,and optimize the teaching and learning effect.Through the research results of this paper,it is expected to provide references for international Chinese teachers to carry out teaching design from the perspective of "language practice".The full text is divided into four parts as follows:In chapter one,firstly the research background and significance of the topic is elaborated;Secondly,the research status of CDIO teaching concept,intermediate Chinese comprehensive course,teaching design and online international Chinese teaching is summarized,and the advantages and disadvantages of this field are summarized.Finally,the research methods are introduced.In chapter two,the theoretical basis of online teaching design of intermediate Chinese comprehensive course based on CDIO education concept are expounded.Firstly,the connotation,theoretical basis and teaching characteristics of CDIO education concept are systematically introduced.Secondly,the conformity between the core of CDIO education concept and online teaching of intermediate Chinese comprehensive courses are analyzed.Finally,combining the characteristics of CDIO education concept and the characteristics of online teaching of intermediate Chinese comprehensive courses,how to design online teaching of intermediate Chinese comprehensive courses based on CDIO education concept from the aspects of integration path and teaching principles are analyzed.In chapter three,the case of "The Winter There is Wet and Cold",Unit 5 of the Great Wall Chinese textbook series "Extension Communication" is chosen.On the basis of Front-end analysis of teaching design,the teaching design integrating CDIO education concept was carried out,and forming a specific teaching implementation plan.In chapter four,The effect of teaching case implementation is evaluated by investigation,observation and test,while teaching reflection is a reflective summary based on the effect of teaching case implementation,including the advantages and disadvantages of teaching design cases,problems and countermeasures in teaching practice and suggestions for teaching improvement. |