Unit 1 1
Text A The Colour of Life 1
Text B On Life 9
Unit 2 13
Text A Evolution and Ethics 13
Text B Our Destiny in Space 21
Unit 3 26
Text A The New War Between Science and Religion 26
Text B Social Networks Matter 35
Unit 4 40
Text A Nature 40
Text B Ocean Conservation:Uncertain Sanctuary 48
Unit 5 53
Text A The Value of Philosophy 53
Text B Philosophy and Science 62
Unit 6 67
Text A Churchill and Roosevelt 67
Text B A Hush over Europe 75
Unit 7 79
Text A Of the Expense of Defence 79
Text B On Liberty 87
Unit 8 91
Text A Young Goodman Brown（An Excerpt） 91
Text B Together and Apart 99
Unit 9 104
Text A Consumerism and the New Capitalism 104
Text B Determining Your Net Worth 111
Unit 10 116
Text A Fashion Forward 116
Text B A Man's Guide to a Woman's Wardrobe 124
Unit 11 129
Text A The Education of Women 129
Text B A Liberal Education 136
Unit 12 140
Text A Rhythms Flow as Aging Pianist Finds New Audience 140
Text B How We Listen to Music （An Excerpt） 147
Glossary 152
后记 171
Reference Answers 173