Lesson One TECHNOLOGY 1
Lesson Two AN INVESTIGATION 7
Lesson Three VIEWPOINT 13
Lesson Four SIGHTSEEING 19
Lesson Five AN INQUIRY 25
Lesson Six A TV PROGRAM 31
Lesson Seven INHUMAN EXPERIMENTS 37
Mid-Term Test(Exercises with Key) 44
Lesson Eight HEALTH(Ⅰ) 52
Lesson Nine HEALTH(Ⅱ) 58
Lesson Ten CULTURE(Ⅰ) 64
Lesson Eleven CULTURE(Ⅱ) 70
Lesson Twelve SCIENCE(Ⅰ) 76
Lesson Thirteen SCIENCE(Ⅱ) 82
Lesson Fourteen SOCIAL PROBLEMS(Ⅰ) 87
Lesson Fifteen SOCIAL PROBLEMS(Ⅱ) 94
Final Test(Exercises with Key) 100