For example, a person can have breakfast in New York, board an airplane, and have dinner in Paris. A businesswoman in London can instantly place an order with a factory in Hong Kong by sending a fax. Furthermore, a schoolboy in Tokyo can turn on a TV and watch a baseball game being played in Los Angeles.
a) Airplanes have changed our lives.
b) Advances in technology have made the world seem smaller.
c) The fax machine was an important invention.