模块5 Unit 3 Life in the future
【河北省石家庄市正定中学2019届高三上学期第二次（11月）月考英语试题】
Some day, our world may 1． (fill) with driverless cars. But 2． will we communicate with them if there’s nobody in the driver’s seat?
At present, drivers can make gestures like3． (nod) when they let us cross the street.4． self-driving cars don’t have this ability.
The US car maker Ford and its partner Virginia Tech 5． (try) to solve this problem. The team is testing a method 6． uses light signals. For example, a slow-blinking tight shows the car is coming to 7． stop, and a rapidly flashing light tells passers-by that the car is about to speed up.
8． (test) the method on real roads, the team has designed a special suit that looks like a car scat. When a driver wears it,
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