UNIT 1
UNIT 2
UNIT 3
UNIT 4
UNIT 5
UNIT 6
UINIT 7
Traffic in our citiesLesson 1 （page 8
UNIT 8
UNIT 9
UNIT 10
UNIT 11
UNIT 12
Lesson 2 （page 12
UNIT 13
UNIT 14
UNIT 15
The English Broadcasting CompanyLesson 3 （page 16
Lesson 4（page 20
Space travelLesson 5 （page 24
Lesson 6 （page 28
EducationLesson 7 （page 32
Lesson 8 （page 36
The rich and the poorLesson 9 （page 40
Lesson 10（page 44
HolidaysLesson 11（page 48
Lesson 12（page 52
DisasterLesson 13（page 56
Lesson 14 （page 60
Letters to an advice columnLesson 15 （page 64
Lesson 16 （page 68
Life in the futureLesson 17 （page 72
Lesson 18 （page 76
Crime and punishmentLesson 19 （page 80
Lesson 20 （page 84
The world of advertisingLesson 21 （page 88
Lesson 22 （page 92
Work and moneyLesson 23 （page 96
Lesson 24（page 100
Women’s LiberationLesson 25 （page 104
Lesson 26 （page 108
InflationLesson 27 （Page 112
Lesson 28 （page 116
ProgressLesson 29 （page 120
Lesson 30（page 124