《21世纪大学英语(职业本科版)》系列教材重视教学内容的实用性和针对性，在帮助学生培养正确的世界观、人生观和价值观的同时，将语言基础能力的培养与实际涉外交际能力的训练有机地结合起来，以满足新时代社会经济发展对大学生的要求。 本系列核心教材包括《综合教程》《综合练习》《教学参考书》（每一种分为1-4册）及配套的MP3、微课、助教PPT课件、“i学”App移动平台网络课程、超星“学习通”App示范教学包等。本套教材供职业本科院校普通英语教学使用。 本书为《教学参考书》第3册，共8个单元，每个单元根据《综合教程》的相关内容配备教法推荐、作者介绍、背景知识、课文详解以及练习答案和录音文本等。同时，本书在版式设计上力求易用（User-friendly），将学生用书的内容完整地融入教学参考书，课文讲解采用“左学右教”的方式，以方便教师教学。本书另配有PPT助教课件。

Unit 1 Wearable Technology
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part ⅢReading
Text A：What Ⅰs Wearable Technology
Text B：A Look into the Future of Wearable Electronics
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Sales Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Unit 2 Sustainable Living
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part Ⅲ Reading
Text A：Making Do Without the Minivan
Text B：A Day in a Greener Life
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Offer Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Unit 3 Road to Success
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part ⅢReading
Text A：Play to Your Strengths
Text B：The Language of Success
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Order Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Unit 4 Space Technology
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part ⅢReading
Text A：Eye in the Sky
Text B：Space Junk
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Confirmation Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Unit 5 Travel
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part ⅢReading
Text A：Around the World at 17
Text B：Travel School
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Ⅴerification Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Unit 6 Teaching
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part ⅢReading
Text A：What Makes a Master Teacher
Text B：Getting Behind the Teacher's Desk
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Resignation Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Unit 7 Construction
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part ⅢReading
Text A：A Mile High in the Sky
Text B：World's Coolest Skyscraper
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Adjustment Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Unit 8 Code of Conduct
Ⅰ Objectives
Ⅱ Suggested Teaching Plan
Ⅲ Background Ⅰnformation
Ⅳ Class Presentation
Part Ⅰ Lead-in
Part Ⅱ Listening
Part ⅢReading
Text A：Real World ABCs：Your Code of Conduct for Life (A-L)
Text B：Real World ABCs：Your Code of Conduct for Life (M-Z)
Part Ⅳ Speaking
Part Ⅴ Translation & Writing (Price Increase Letters)
Part Ⅶ Critical Thinking
Part ⅤⅡ Time to Relax
Grammar Review
Ⅰ 直接引语与间接引语
Ⅱ 定语从句（1）
Ⅲ 定语从句（Ⅱ）
Ⅳ 名词性从句
Ⅴ 同位语从句
Ⅵ 时间、地点和方式状语从句
Ⅶ 条件、让步和原因状语从句
Ⅷ 结果、目的和比较状语从句