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Getting Around
  •  14     Public
    WE3 U7
  •   Study   Slideshow
  • The way air travel affects the environment (study) by scientists.
    The way air travel affects the environment has been studied by scientists.
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  • Faster, more fuel efficient planes (develop).
    Faster, more fuel efficient planes has been developed.
  •  15
  • More and more goods (carry) by airplane.
    More and more goods have been carried by airplane.
  •  15
  • People wonder if air travel (make) safer with technology.
    People wonder if air travel has been made safer with technology.
  •  15
  • Airlines report that fuel consumption (reduce).
    Airlines report that fuel consumption has been reduced.
  •  15
  • New planes (test) by the manufacturer.
    New planes have been tested by the manufacturer.
  •  15
  • Computers (use) in airplane control for decades.
    Computers have been used in airplane control for decades.
  •  15
  • The high speed train (neg use) throughout the country.
    The high speed train hasn't been used throughout the country.
  •  15
  • In some cities, the car (replace) by public transportation.
    In some cities, the car has been replaced by public transportation.
  •  15
  • The pilot announced that maximum cruising altitude for the plane (reach).
    The pilot announced that maximum cruising altitude for the plane has been reached.
  •  15
  • The price of gasoline (rise) for months.
    The price of gasoline has been rising for months.
  •  15
  • The number of commuters that use public transportation (increase).
    The number of commuters that use public transportation has been increasing.
  •  15
  • With fewer cars on the road, traffic (move) more quickly.
    With fewer cars on the road, traffic has been moving more quickly.
  •  15
  • Pollution levels (decrease).
    Pollution levels have been decreasing.
  •  15