前言 Unit1 Classroom English Unit2 Studies and Examinations Unit3 Greetings and Introductions Unit4 Shopping Unit5 Familes and Friends Unit6 Date and Time Unit7 Weather Unit8 Seeing a Doctor Unit9 At a Restaurant Unit10 Sports Unit11 Telephoning Unit12 In the Library Unit13 Asking the Way Unit14 Asking for and Offering Help Unit15 Advice and Suggestions Unit16 Appointments and Invitations Unit17 Complaining and apologizing Unit18 Wishes