Cover of the textbook Performer B1, Vol. 2

The key answer of exercise 7

The key to exercise solutions in chapter 9 - Presentation and practice 1 for the textbook Performer B1, Vol. 2 with authors Marina Spiazzi, Marina Tavella e Margaret Layton from Zanichelli

Question

Turn the sentences from active into passive.

Answer

  1. The zoo will be closed down in a few months.
  2. Some turtles have been found on the beach by the tourists.
  3. The extinction of some species is being prevented by scientists.
  4. The animals in the park mustn't be fed by visitors.
  5. A camera had never been put on a whale before.