Suggested Teaching Principles and Procedure For Student's Book Three Unit 1 Family and Marriage Unit 2 School and Education Unit 3 Internet and Lifestyle Unit 4 Common Sense or Legal Intervention (Smoking) Unit 5 Computers and Technology Unit 6 Man and Environment Unit 7 TV and Its Influence Unit 8 Love and Be Loved (Genuine Love) For Student's Book Four Unit 1 Animals and Their Rights Unit 2 Crime and Punishment Unit 3 Gun Ownership and Censorship Unit 4 Life or Death (Euthanasia) Unit 5 Motivation or Unhealthy Experience (Competition) Unit 6 Me and Another Me (Human Cloning) Unit 7 Savior or Destroyer ( Nuclear Technology) Unit 8 Food or Poison (GM Products)