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Unit 1 Festivals Around the World Warming-up Listening and Speaking Reading and Writing Grammar For Better Performance µ¥Ôª¼ì²â Unit 2 Community Life Warming-up Listening and Speaking Reading and Writing Grammar For Better Performance µ¥Ôª¼ì²â Unit 3 Artificial Intelligence Warming-up Listening and Speaking Reading and Writing Grammar For Better Performance µ¥Ôª¼ì²â Unit 4 Customer Service Warming-up Listening and Speaking Reading and Writing Grammar For Better Performance µ¥Ôª¼ì²â Unit 5 Natural Wonders in the World Warming-up Listening and Speaking Reading and Writing Grammar For Better Performance µ¥Ôª¼ì²â Unit 6 Living History of Culture Warming-up Listening and Speaking Reading and Writing Grammar For Better Performance µ¥Ôª¼ì²â Unit 7 Natural Disasters Warming-up Listening and Speaking Reading and Writing Grammar For Better Performance µ¥Ôª¼ì²â Unit 8 Role Models of the Times