Cover of the textbook Performer B1, Vol. 2

The key answer of exercise 17

The key to exercise solutions in chapter Workbook 9 - Animals and us for the textbook Performer B1, Vol. 2 with authors Marina Spiazzi, Marina Tavella e Margaret Layton from Zanichelli

Question

Choose the correct alternative to complete the sentences.

Answer

  1. safety
  2. reliable
  3. quality of life
  4. benefits
  5. testing
  6. suffering