Acknowledgements Chapter 1I ntroduction 1.1 English Language Learning in China 1.2 The Need of Communicative Language Teaching (CLT) 1.3 CLT 1.4 The MUSIC Model of Motivation and Student Engagement 1.5 The Connection among CLT,the MUSIC Model,and Student Engagement 1.6 Purpose and Research Questions 1.7 Outline of the Dissertation Chapter 2 Literature Review 2.1 The Rationale 2.2 Method 2.3 The CLT Approach 2.4 The MUSIC Model 2.5 The Relationships between CLT and the MUSIC Model 2.6 The Purpose of this Research 2.7 CLT and Student Engagement 2.8 Motivation Research in Second/Foreign Language Learning 2.9 The MUSIC Model and Student Engagement 2.10 Evidence That the MUSIC Components Lead to Engagement 2.11 Conclusion Chapter 3 Methodology 3.1 Purpose and Research Questions 3.2 The Site of the Study 3.3 Participants 3.4 Procedure 3.5 Instruments 3.6 Implementation Fidelity 3.7 Analysis Chapter 4 Results 4.1 Data Screening 4.2 Internal Consistency 4.3 Research Question 1a 4.4 Research Question 1b 4.5 Research Question 1c 4.6 Research Question 4.7 Research Question 2a 4.8 Research Question 2b 4.9 Research Question 2c Chapter 5 Discussion and Conclusion 5.1 Research Question 1a 5.2 Research Question 1b 5.3 Research Question 1c 5.4 Research Question 2a 5.5 Research Question 2b 5.6 Research Question 2c 5.7 Limitations 5.8 Conclusion References Appendix ATeacher Script Appendix BOriginal Student Survey Appendix CChinese Version Student Survey Appendix DInstitutional Review Board Approval Letter