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重庆大学网络教育学院
大学英语（4）
李小辉
Unit1 Blue-collar Workers
本章前言
1.1 Background Information
1.2 Video Watching
1.3 Text A Wanted: Blue-Collar Workers
1.3.1 Words and Expressions
1.3.2 Difficult sentences
1.3.3 Text comprehension
1.3.4 Text Comprehension exercises
1.4 Word Building
1.4.1 Active words
1.4.2 Active words exercises
1.5 Grammar Tips
1.5.1 Modal Verbs
1.5.2 Modal Verbs exercises
1.6 Text B Top 9 Blue-Collar Jobs
1.6.1 Words and Expressions
1.6.2 Difficult Sentences
1.6.3 Text Comprehension
1.6.4 Text Comprehension Exercises
1.7 Practical Reading and Writing
1.7.1 Reading: Thank-you Letter
1.7.2 Writing: Thank-you Letter
本章总结
Unit2 Our Environment
本章前言
2.1 Background Information
2.2 Video Watching
2.3 Text A A Special Taix
2.3.1 Words and Expressions
2.3.2 Difficult sentences
2.3.3 Text comprehension
2.3.4 Text Comprehension exercises
2.4 Word Building
2.4.1 Active words
2.4.2 Active words exercises
2.5 Grammar Tips
2.5.1 The Adverbial Clause of Time
2.5.2 The Adverbial Clause of Time exercises
2.6 Text B Is Indoor Pollution
2.6.1 Words and Expressions
2.6.2 Difficult Sentences
2.6.3 Text Comprehension
2.6.4 Text Comprehension Exercises
2.7 Practical Reading and Writing
2.7.1 Reading: Note of Apology
2.7.2 Writing: Note of Apology
本章总结
