《21世纪大学英语应用型自主练习(2第3版)》是与综合教程配套的教辅用书，供学生自学。自主练习与综合教程同步，巩固综合教程的词汇、语言点、句式和翻译，并附有拓展阅读和写作练习。在修订版的基础上，第3版自主练习根据师生的使用情况进一步优化主题、练习素材和题型，替换过旧的语言素材。

Unit 1 Diversity and Inclusion
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing
Unit 2 Animals
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing
Unit 3 Sportsmanship
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing
Unit 4 Volunteering
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing
Unit 5 Values
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing
Unit 6 Advertisement
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing
Unit 7 Manners
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing
Unit 8 Food and Health
Part One Vocabulary and Structure
Part Two Translation
Part Three Reading Comprehension
Part Four Writing