Section I Listening Exercises Unit One Education and Dreams Unit Two Jobs and Duties Unit Three Cultures and Customs Unit Four Health and Medicine Unit Five Travel and Tourism Unit Six Entertainment and Hobbies Unit Seven Love and Friendship Unit Eight Advertising and Publicity Unit Nine Development and Environment Unit Ten Literature and Arts Unit Eleven Science and Technology Unit Twelve Humanity and Society Section lI Key to the Exercises Unit One Education and Dreams Unit Two Jobs and Duties Unit Three Cultures and Customs Unit Four Health and Medicine Unit Five Travel and Tourism Unit Six Entertainment and Hobbies Unit Seven Love and Friendship Unit Eight Advertising and Publicity Unit Nine Development and Environment Unit Ten Literature and Arts Unit Eleven Science and Technology Unit Twelve Humanity and Society Section III TapeScripts Unit One Education and Dreams Unit Two Jobs and Duties Unit Three Cultures and Customs Unit Four Health and Medicine Unit Five Travel and Tourism Unit Six Entertainment and Hobbies Unit Seven Love and Friendship Unit Eight Advertising and Publicity Unit Nine Development and Environment Unit Ten Literature and Arts Unit Eleven Science and Technology Unit Twelve Humanity and Society
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