Unit 1 Campus Life 1
Unit 2 Sports and Hobbies 11
Unit 3 Social Problems 20
Unit 4 Language and Culture 30
Unit 5 Marriage and Family 41
Unit 6 Education and Development 51
Unit 7 Transportation and Communication 60
Unit 8 Environmental Protection 69
Unit 9 Body and Mind 78
Unit 10 Finance and Economy 88
Unit 11 The World of Nature 98
Unit 12 Health and Medicine 108
Unit 13 Science and Technology 119
Unit 14 Politics and Law 130
Unit 15 Employment and Career 139
Appendix Ⅰ Glossary 149
Appendix Ⅱ Phrases 165
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