Unit 1 Strangers
Unit 2 Ufos
Unit 3 Overseas Study
Unit 4 Laughter: The Best Medicine
Unit 5 Neighbours
Unit 6 Finders Keepers
Unit 7 The Skeptical Mind
Unit 8 Heroes In Education
Unit 9 Role Models
Unit 10 Plastic Surgery
Unit 11 Speed Dating
Unit 12 Divorce
Unit 13 Man Vs. Machine
Unit 14 Cloning
Test 1
Test 2
Appendix Tapescripts and key to the exercises of home listening, and tests1 and 2
