POLITENESS AND CULTURE IN SPECOND LANGUAGE ACQUISITION
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Sociolinguistics : an introduction to language and society
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DECLARATIVE AND PROCEDURAL DETERMINATS OF SECOND LANGUAGES
MICHEL PARADIS2009 年出版222 页ISBN：
LANGUAGE ACQUISITION ACROSS LINGUISTIC AND COGNITIVE SYSTEMS
MICHELE KAIL2010 年出版332 页ISBN：
HANDBOOK OF FOREIGN LANGUAGE COMMUNICATION AND LEARNING
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MATERIALS EVALUATION AND DESIGN FOR LANGUAGE TEACHING
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LANGUAGES IN COMPETITION DOMINANCE DIVERSITY AND DECLINE
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