Map of the book Introduction IELTS Test summary Unit 1 Human nature Unit 2 Time for a change Unit 3 No man is an island Unit 4 Scientific discovery Unit 5 Striving to achieve Test one Unit 6 Powers of persuasion Unit 7 Ways and means Unit 8 State control Unit 9 Natural history Unit 10 Rocket science Test two Unit 11 Progress Unit 12 The latest thing Unit 13 Urban jungle Unit 14 Tackling issues Unit 15 This Earth Test three Unit 16 Energy efficient Unit 17 Getting down to business Unit 18 Law enforcement Unit 19 The media Unit 20 A matter of taste Test four Unit 21 Learning vocabulary Unit 22 IELTS Reading Unit 23 IELTS Writing Unit 24 IELTS Listening Unit 25 IELTS Speaking Test five Answer key Recording scripts Translation Wordlist Acknowledgements