Lesson 24, Exercise 5: Lillian helps passengers. She's a a Flight Attendant.
Chris heals people. He's a A Medical Doctor, also called a Physician.

Click on the best answer for each of the 4 questions.
At the moment Chris and Lillian are on vacation in France as we see in the video. But this picture shows what they do on normal days at work.

If you need a translation to your own language, use the Google Translate button at the top-right of the screen.