Unit 1
Text A Misunderstanding 1
Text B The Mysteries of the English Language 9
Text C 5 Ways to Enlarge Your Vocabulary 19
Unit 2
Text A Mistaken Identity 31
Text B If Only 41
Text C A Captive Audience 51
Unit 3
Text A I Can't Accept Not Trying 62
Text B Enthusiasm Leads to Success 74
Text C Learning from Failure 85
Unit 4
Text A I Like Animals 96
Text B Horse Sense—Wilhelm von Osten Tries to Teach Horse to Count 113
Text C Endangered Animals—Extinction Is Forever 121
Unit 5
Text A Precious Legacy 132
Text B A String of Blue Beads 144
Text C A Story about Friendship 154
Unit 6
Text A Billy(Part One) 165
Text B Billy(Part Two) 176
Text C The Christmas Man 189
Unit 7
Text A Honesty Pays Off 200
Text B The Honest Woodman 207
Text C Serious Business 213
Unit 8
Text A The Top 5 Scientific Breakthroughs of the 21st Century 225
Text B The Chernobyl Disaster 239
Text C Why Is It Important to Recycle? 245
附录 256
《21世纪大学实用英语综合教程（2）》“Listening ＆ Speaking”部分Ex.10参考范文 256