Lesson One Man and Animals 1
Lesson Two Travelling with"Queen" 8
Lesson Three Myths and Fossil Hunting 15
Lesson Four Photography 22
Lesson Five Modern Toys 30
Lesson Six Adventures on the Icefall 37
Lesson Seven Travel Schooling 45
Lesson Eight Our Earliest Ancestors 52
Lesson Nine How Money Began 58
Lesson Ten Blessings from Nature 65
Lesson Eleven Modern Technologies 72
Lesson Twelve The Wonder of Language 79
Lesson Thirteen Adventures in Roraima 86
Lesson Fourteen The Sinking of Titanic 93
Lesson Fifteen Child Labour 100
Lesson Sixteen Bullying 106
Lesson Seventeen Mission 112
Lesson Eighteen Blessed Piracies 119
Lesson Nineteen Disastrous Damage to Oceans 126
Lesson Twenty Road Accidents 133
Lesson Twenty-one Teaching in China 139
Lesson Twenty-two Drawbacks of Social Progress 148
Lesson Twenty-three Pleasure of Diving 154
Lesson Twenty-four Hurricanes 160
Lesson Twenty-five The Age of Bacteria 167
Lesson Twenty-six Migration 175
Lesson Twenty-seven Insomnia 181
Lesson Twenty-eight Robbery 187
参考文献 194