Cover of the textbook Outcomes Intermediate - Student's Book

The key answer of exercise 2

The key to exercise solutions in chapter Video 7 - Air pollution tracking for the textbook Outcomes Intermediate - Student's Book with authors Hugh Dellar and Andrew Walkley from National Geographic Learning

Question

Complete the definitions below with these words from the video you are going to watch.

Answer

  1. data
  2. pollution
  3. urban
  4. breathe
  5. GPS
  6. asthma
  7. volunteer
  8. sensor