Soluzione del esercizio 5 di Step Up Gold 3

Esercizi svolti per il libro Step Up Gold 3

Soluzione

  1. Conserve energy. Wear a jumper!
  2. Don't dump waste on the beach. Take it home.
  3. Please recycle paper and use it again.
  4. Don't pollute the sea with plastic.
  5. Please separate aluminium and glass into different bins.
  6. Don't waste electricity. Use less!