In recent years,China interacts with many other countries more frequently.It is necessary to learn English well.It is important for Chinese English learners to select suitable textbooks.In so many domestic English tea...In recent years,China interacts with many other countries more frequently.It is necessary to learn English well.It is important for Chinese English learners to select suitable textbooks.In so many domestic English teaching materials,New Concept English stands out.The study takes the qualitative method to analyze New Concept English II.By observing one of the lessons in the textbook,it aims to check if the design and arrangements of content is in accordance with the linguistic theories and the view of linguistic learning advocated by the editors of this textbook.展开更多
Since its recognition as an independent discipline in the twentieth century, language teaching has gained momentous force through the rapid emergence and development of various linguistic theories in one way or anothe...Since its recognition as an independent discipline in the twentieth century, language teaching has gained momentous force through the rapid emergence and development of various linguistic theories in one way or another in tandem. This essay briefly discusses some major linguistic theories that contribute most to modern language teaching. It tells us to teach them how to fish, rather than give them a fish a day.展开更多
In this paper,the author applies Jef Verschueren's Pragmatics as a Theory of Linguistic Adaptation as the theoretical basement.And the generation of code- switching is discussed under the guidance of Yu Guodong...In this paper,the author applies Jef Verschueren's Pragmatics as a Theory of Linguistic Adaptation as the theoretical basement.And the generation of code- switching is discussed under the guidance of Yu Guodong's Adaptation Model as well.Conclusions can be drawn as: teacher's English/Chinese codeswitching is an adaptation to linguistic reality,social conventions and teacher's psychological intentions,the first two being considered as passive switching and the last being active switching.Teacher's codeswitching as understanding-facilitating strategy forms the most important factor that triggers teacher's English/Chinese codeswitching.展开更多
In emergency decision making(EDM),it is necessary to generate an effective alternative quickly.Case-based reasoning(CBR)has been applied to EDM;however,choosing the most suitable case from a set of similar cases after...In emergency decision making(EDM),it is necessary to generate an effective alternative quickly.Case-based reasoning(CBR)has been applied to EDM;however,choosing the most suitable case from a set of similar cases after case retrieval remains challenging.This study proposes a dynamic method based on case retrieval and group decision making(GDM),called dynamic casebased reasoning group decision making(CBRGDM),for emergency alternative generation.In the proposed method,first,similar historical cases are identified through case similarity measurement.Then,evaluation information provided by group decision makers for similar cases is aggregated based on regret theory,and comprehensive perceived utilities for the similar cases are obtained.Finally,the most suitable historical case is obtained from the case similarities and the comprehensive perceived utilities for similar historical cases.The method is then applied to an example of a gas explosion in a coal company in China.The results show that the proposed method is feasible and effective in EDM.The advantages of the proposed method are verified based on comparisons with existing methods.In particular,dynamic CBRGDM can adjust the emergency alternative according to changing emergencies.The results of application of dynamic CBRGDM to a gas explosion and comparison with existing methods verify its feasibility and practicability.展开更多
文摘In recent years,China interacts with many other countries more frequently.It is necessary to learn English well.It is important for Chinese English learners to select suitable textbooks.In so many domestic English teaching materials,New Concept English stands out.The study takes the qualitative method to analyze New Concept English II.By observing one of the lessons in the textbook,it aims to check if the design and arrangements of content is in accordance with the linguistic theories and the view of linguistic learning advocated by the editors of this textbook.
文摘Since its recognition as an independent discipline in the twentieth century, language teaching has gained momentous force through the rapid emergence and development of various linguistic theories in one way or another in tandem. This essay briefly discusses some major linguistic theories that contribute most to modern language teaching. It tells us to teach them how to fish, rather than give them a fish a day.
文摘In this paper,the author applies Jef Verschueren's Pragmatics as a Theory of Linguistic Adaptation as the theoretical basement.And the generation of code- switching is discussed under the guidance of Yu Guodong's Adaptation Model as well.Conclusions can be drawn as: teacher's English/Chinese codeswitching is an adaptation to linguistic reality,social conventions and teacher's psychological intentions,the first two being considered as passive switching and the last being active switching.Teacher's codeswitching as understanding-facilitating strategy forms the most important factor that triggers teacher's English/Chinese codeswitching.
基金partly supported by the National Natural Science Foundation of China under the Grant Nos.71371053 and 71902034Humanities and Social Sciences Foundation of Chinese Ministry of Education,No.20YJC630229+1 种基金Humanities and Social Science Foundation of Fujian Province,No.FJ2019B079Science and Technology Development Center of Chinese Ministry of Education.No.2018A0I019.
文摘In emergency decision making(EDM),it is necessary to generate an effective alternative quickly.Case-based reasoning(CBR)has been applied to EDM;however,choosing the most suitable case from a set of similar cases after case retrieval remains challenging.This study proposes a dynamic method based on case retrieval and group decision making(GDM),called dynamic casebased reasoning group decision making(CBRGDM),for emergency alternative generation.In the proposed method,first,similar historical cases are identified through case similarity measurement.Then,evaluation information provided by group decision makers for similar cases is aggregated based on regret theory,and comprehensive perceived utilities for the similar cases are obtained.Finally,the most suitable historical case is obtained from the case similarities and the comprehensive perceived utilities for similar historical cases.The method is then applied to an example of a gas explosion in a coal company in China.The results show that the proposed method is feasible and effective in EDM.The advantages of the proposed method are verified based on comparisons with existing methods.In particular,dynamic CBRGDM can adjust the emergency alternative according to changing emergencies.The results of application of dynamic CBRGDM to a gas explosion and comparison with existing methods verify its feasibility and practicability.
