Soluzione del esercizio 2 di Step Up Gold 3

Esercizi svolti per il libro Step Up Gold 3

Soluzione

  1. Why is Guglielmo Marconi famous? (c) He invented radio.
  2. When did the telegraph first appear? (b) In the 19th century.
  3. People believed it was impossible to send radio messages from Europe to North America because (c) of the shape of the planet.
  4. The first radio message was (a) a letter.
  5. How many of the people on the Titanic died? (c) More than 50%.