Lesson 9

Recap 

recap of common errors

Vocabulary expansion

http://www.manythings.org/vocabulary/games/j/

Speaking practice 

Notes with corrections after

Article 

- Medical emergencies in flight

http://www.menshealth.com/health/medical-emergency-on-airplane

https://www.theatlantic.com/health/archive/2013/04/medical-emergencies-at-40-000-feet/274623/