Unit One Human and Nature
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation－English to Chinese
Part Ⅳ Writing
Unit Two Wealth
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation-English to Chinese
Part Ⅳ Writing
Unit Three Modern Communication
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation-English to Chinese
Part Ⅳ Writing
Unit Four Business World
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation-English to Chinese
Part Ⅳ Writing
Unit Five Success
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation-English to Clunese
Part Ⅳ Writing
Unit Six Advertising and Media
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation-English to Clunese
Part Ⅳ Writing
Unit Seven Beverage culture
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation-English to Chinese
Part Ⅳ Writing
Unit Eight Job Hunting
Section One Practice for Passages
Word Building
Vocabulary and Structure
Reading Comprehension
Section Two Exercises for PRETCO
Part Ⅰ Vocabulary and Structure
Part Ⅱ Reading Comprehension
Part Ⅲ Translation-English to Chinese
Part Ⅳ Writing
