多选题 2.00分

共用题干 A Bad IdeaThink you can walk,drive,take phone calls,e-mail and listen to music at the same time...

共用题干
A Bad Idea

Think you can walk,drive,take phone calls,e-mail and listen to music at the same time?Well,New
York's new law says you can't.________(46)The law went into force last month,following research and a
shocking number of accidents that involved people using electronic gadgets(小巧机械)when crossing the
street.
Who'5 to blame? __________(47)"We are under the impression that our brain can do more than it
often can , " says Rene Marois , a neuroscientist(神经科学家)in Tennessee. " But a coic limitation is the
inability to concentrate on two things at once."
The young people are often considered the great multitaskers.______(48),A group of 18-to-21-year-
olds and a group of 35 -to-39-year-olds were given 90 seconds to translate images into numbers,using a simple
code._______(49)But when both groups were interrupted by a phone call or an instant message,the older
group matched the younger group in speed and accuracy.
It is difficult to measure the productivity lost by multitaskers.But it is probably a lot.Jonathan Spira,
chief analyst at Basex,a business-research firm,estimates the cost of interruptions to the American economy
at nearly $650 billion a year.__________(50)The surveys conclude that 28 percent of the workers'time
was spent on interruptions and recovery time before they returned to their main tasks. __________(48)
  • A.Talking on a cell phone while driving brings you joy anyway.
  • B.The estimate is based on surveys with office workers.
  • C.The younger group did 10 percent better when not interrupted.
  • D.However,an Oxford University research suggests this perception is open to question.
  • E. Scientists say that our multitasking(多任务处理)abilities are limited.
  • F. And you'll be fined $100 if you do so on a New York City street.

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