Contents Abstract................................................................................................................I摘 要............................................................................................................IIIntroduction.........................................................................................................11 Theoretical Basis..............................................................................................31.1 Definition of Theme-Based Instruction......................................................31.2 Origin of Theme-Based Instruction............................................................41.3 Characteristics of Theme-Based Instruction..............................................51.4 Researches on Theme-Based Instruction....................................................62 Application of Theme-Based Instruction in Children’s English Classroom Teaching............................................................................................................102.1 Principles of Applying Theme-Based Instruction in Children’s English Classes............................................................................................................102.2 Selection of Teaching Materials in Children’s English Classes...............122.3 Implementation of Students’ Input and Output Activities in Children’s English Classes...............................................................................................143 Benefits of Theme-Based Instruction in Children’s English Classroom Teaching............................................................................................................173.1 Improvement of Children’s Initiative in Learning English......................173.2 Improvement of Interest in Expressing Student’s Own Idea....................193.3 Improvement of Children’s English Thi...