目录 Unit 1 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkUnit 2 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkUnit 3 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkUnit 4 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkUnit 5 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkUnit 6 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkUnit 7 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkUnit 8 Part Ⅰ Communicative Practice Part Ⅱ Vocabulary in Context Part Ⅲ Reading Experience Part Ⅳ Reading-Writing LinkAppendix 作者介绍