Unit 1 Nuclear Weapons 1
Unit 2 Natural Disasters 6
Unit 3 Human Rights Issues 11
Unit 4 International Conflicts 16
Unit 5 Elections 23
Unit 6 The United Nations 28
Unit 7 War and Peace 33
Unit 8 Agreements 39
Unit 9 Change of Government Officials 45
Unit 10 Strikes and Protests 51
Unit 11 International Aid and Loans 56
Unit 12 Business News 61
Unit 13 Terrorism 66
Unit 14 Space and Man 72
Unit 15 International Visits 77
Unit 16 Sports and Entertainment 82
Unit 17 Science and Technology 88
Unit 18 Society 93
答案 99