| Unit One Books Unit Two Too Much Noise in Class Unit Three Honesty Is the Best Policy Unit Four Its unfair Unit Five The Value of Time Unit Six Absent-minded Professor Unit Seven Name Unit Eight Take Risks Unit Nine A Robbery Unit Ten The Woman and the Doctor Unit Eleven An Old Horses Story Unit Twelve In the Air Unit Thirteen Haste Makes Waste Unit Fourteen A Nail or a Fly Unit Fifteen Parrot Changing for the Better Unit Sixteen Who Caused the Accident Appendix I Phonetics(语音) Appendix Ⅱ Vocabulary Appendix Ⅲ Key to Exercises |
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