Unit 1 Smart Phones with 3G Technology 1
Task 1 1
Task 2 4
Task 3 6
Task 4 9
Task 5 14
Unit 2 Life on Wheel 15
Task 1 15
Task 2 18
Task 3 25
Unit 3 Mass Media 27
Task 1 27
Task 2 31
Task 3 35
Task 4 41
Task 5 43
Unit 4 Medicine and Health 45
Task 1 45
Task 2 47
Task 3 49
Task 4 51
Task 5 52
Unit 5 Food Is Heaven 53
Task 1 53
Task 2 56
Task 3 60
Unit 6 Machines in Development 64
Task 1 64
Task 2 66
Task 3 71
Task 4 72
Unit 7 Chemical Engineering in Everyday Life 74
Task 1 74
Task 2 76
Task 3 78
Task 4 80
Task 5 81
Unit 8 Electricity 82
Task 1 82
Task 2 85
Task 3 88
Unit 9 Not a Day without Math 90
Task 1 90
Task 2 94
Task 3 97
Task 4 102
Unit 10 Urban Planning 104
Task 1 104
Task 2 107
Task 3 111
Task 4 113
Unit 11 Job Interview 114
Task 1 114
Task 2 122
Task 3 123
Task 4 125
Unit 12 Anti-earthquake Structures 126
Task 1 126
Task 2 128
Task 3 132
Task 4 134