__________ 查看材料A.And you"ll be fined $100 if
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A.And you"ll be fined $100 if you do so on a New York City street.
B.Talking on a cell-phone while driving brings you joy anyway.
C.The estimate is based on surveys with office workers.
D.The younger group did 10 percent better when not interrupted.
E.However， an Oxford University， research suggests this perception is open to question.
F.Scientists say that our multi-tasking （多任务处理） abilities are limited.
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