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Flying cars may soon become a {#blank#}1{#/blank#} (real). The rideshare service Uber has asked {#blank#}2{#/blank#} expert from NASA, the American space agency, {#blank#}3{#/blank#} (help) the company develop cars that can fly.
Uber plans to use flying vehicles {#blank#}4{#/blank#} the future to avoid traffic in and around cities. The company
wants to use small, totally electric aircraft, {#blank#}5{#/blank#} could take off and land like a helicopter on top of parking
garages. Uber said its flying vehicles would be much {#blank#}6{#/blank#} (quiet), cost less to operate and produce less pollution than
helicopters.
One person in San Francisco {#blank#}7{#/blank#} (write) on Twitter, "I used to think that flying cars was a
ridiculous idea. {#blank#}8{#/blank#} I changed my mind this morning
when I sat in a heavy traffic." Another person added from Mumbai, India: "I'm
reading about Uber {#blank#}9{#/blank#} (hire) a NASA engineer to
build flying cars, while Fm stuck in traffic. There is hope."
The expert predicts there will be several
early models of cars that can't fly {#blank#}10{#/blank#} (they) but with human pilots within one to three years.