Unit 1
  Topic Language
  Listening Comprehension Section A.B.C.
  Text A Esperanto
  Text B Indian Languages
  Language Focus Infinitive
  Writing My Hometown
 Unit 2
  Topic Human and Society
  Listening Comprehension Section A.B.C.
  Text A Resocialization
  Text B How to Be a Good Listener?
  Language Focus Gerund
  Writing My College Life
 Unit 3
  Topic Energy
  Listening Comprehension Section A.B.C.
  Text A Solar Energy
  Text B Using Solar Energy
  Language Focus Adverbial Clauses I
  Writing How to Keep Healthy
 Unit 4
  Topic Man and Environment
  Listening Comprehension Section A.B.C.
  Text A Life in the Year 2100
  Text B Personalities and Behavior
  Language Focus Adverbial Clauses II
  Writing The Role of Luck in Success
 Unit 5
  Topic Happy Life
  Listening Comprehension Section A.B.C.
  Text A To Be a Happy Man
  Text B Happiness or Misery
  Language Focus Adverbial Clauses III
  Writing Electronic Dictionaries
 Unit 6
  Topic Treasures
  Listening Comprehension Section A.B.C.
  Text A Diamonds
  Text B Synthetic Diamonds
  Language Focus Subject Clauses
  Writing Food Safety
 Unit 7
  Topic Government and Vote
  Listening Comprehension Section A.B.C.
  Text A The Government of the United States
  Text B The Presidential Election in the U.S.
  Language Focus Predicative Clauses
  Writing Time Is Money
 Unit 8
  Topic Between Communication
  Listening Comprehension Section A.B.C.
  Text A Communication Skills
  Text B The Information Revolution
  Language Focus Appositive Clauses
  Writing My Views on Campus Love
 Unit 9
  Topic Social Change
  Listening Comprehension Section A.B.C.
  Text A Social Change
  Text B Retiree and Retirement Villages in Western Societies
  Language Focus The Difference Between Appositive Clauses and Attributive Clauses
  Writing Where to Live — in the City or in the Country?
 Unit 10
  Topic Differences of the Culture
  Listening Comprehension Section A.B.C.
  Text A Personal Space in Conversation
  Text B Buy Nothing Day
  Language Focus The Subjunctive Mood I
  Writing On Developing Tourism
 Unit 11
  Topic Belief
  Listening Comprehension Section A.B.C.
  Text A Evolution
  Text B Superstition in Britain
  Language Focus The Subjunctive Mood II
  Writing Are Competitions with Prizes a Good Thing?
 Unit 12
  Topic Education
  Listening Comprehension Section A.B.C.
  Text A Elementary Education in the United States
  Text B The Stages of China’s Education System
  Language Focus Concord
  Writing Advertisements on TV
 Unit 13
  Topic Health and Sports
  Listening Comprehension Section A.B.C.
  Text A Sports and Health
  Text B Commuting Bikes
  Language Focus Direct Speech and Indirect Speech I
  Writing How I Will Spend My College Life
 Unit 14
  Topic Weather and Climate
  Listening Comprehension Section A.B.C.
  Text A Rainfall
  Text B The Third World in My Eyes
  Language Focus Direct Speech and Indirect Speech II
  Writing Hard Work and Success
 Unit 15
  Topic Computer and Television
  Listening Comprehension Section A.B.C.
  Text A Computers
  Text B Television
  Language Focus Inversion
  Writing A Thank-you Letter
 Appendix
  Useful Expressions Expressions