Speakout Upper-Intermediate Unit 1 – First Impressions Unit 1 – Present Perfect Unit 2 – Challenges Unit 2 – Health Unit 2 – Passive Voice Unit 2 – Present Perfect Unit 2 – Present Perfect Continuous Unit 3 – Books Unit 4 – Technology Unit 5 – Computers Unit 5 – News Unit 5 – Technology Unit 6 – Aging Unit 6 – Childhood Unit 7 – Secrets Unit 7 – Conspiracies and Cover Ups Unit 8 – Brains Unit 8 – Intelligence Unit 8 – Gerunds and Infinitives Unit 8 – Passive Voice Unit 9 – Crime Unit 9 – Corruption Unit 9 – Modals of Possibility Might Could Unit 10 – Art