Unit 1 Changes in the Way We Live Unit 2 Givil-Rights Heroes Unit 3 Security Unit 4 Imagination and Creativity Test Yourself (Units 1-4) Unit 5 Giving Thanks Unit 6 The Human Touch Unit 7 Making a Living Unit 8 Cloning Test Yourself (Units 5-8) Appendix I Key to Exercises in Parts I,III,IV Appendix II Tape Scripts and Key to Test Papers Appendix III Glossary
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