Unit 1 Greeting, Introduction and Leave-Taking
Unit 2 Asking for and Giving Information
Unit 3 Asking for and Giving Directions
Unit 4 Requests and Offers
Unit 5 Advice and Suggestions
Unit 6 Seeking and Giving Opinions
Unit 7 Likes, Dislikes and Preferences
Unit 8 Similarities and Differences
Unit 9 Agreeing and Disagreeing
Unit 10 Certainty and Uncertainty
Unit 11 Hope and Possibility
Unit 12 Apologies and Forgiveness
Unit 13 Permission and Obligation
Unit 14 Complaint and Persuasion
Unit 15 Good Wishes and Congratulations
Unit 16 Past Events, Future Plans and Intentions
参考文献
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