1 . The government calls on the public to go to work by bicycle instead of by car in order to ________ air pollution.
A.warn | B.endanger | C.stop | D.reduce |
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2 . Should a driverless car serve to avoid pedestrians if that means hitting other vehicles or ________its occupants?
A.spoiling | B.endangering | C.blanketing | D.seizing |
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