1、A. Without the added time, their choices were no better than chance.B. Then you wont have to wrestle later with that irrelevant information.C. In the study, 13 volunteers were asked to look at competing sets of dots scrolling across a computer screen.D. If you have ever struggled with a difficult de
2、cision, you have likely also been offered a heap of decision-making wisdom.E. That precious time is enough to allow our attention to focus on sorting out the distracters from the useful information related to the situation.F. Once people have all the necessary information to make a decision, too muc
3、h conscious thinking may lead to unnecessary attention given to irrelevant factors.When youre making a split-second decision, waiting a fraction of a second to decide can make a world of difference.Scientists at Columbia University and the University of Pittsburgh found that when making choices betw
4、een a right and wrong answer, peoples accuracy in making the right decision increased dramatically when they gave themselves a small amount of time. _67_.Its all about giving our attention enough time to sort out the relevant information from the distracters, says one of the studys co-authors, Vince
5、nt Ferrera, an associate professor of neurology at Columbia University Medical Center. “The little extra time to sort out the irrelevant information makes the decision-making more efficient, he says._68_. They were told which set was their target, and then asked to indicate which direction the targe
6、t dots were moving when the distracting set was introduced -the distracting set either moved in the same direction or the opposite direction of the target dots. The participants performed this task under different conditions: in some experiments they aimed for accuracy, in others, for speed.Ferrera
7、and his colleagues found that when the participants had a little more 1 as 50 milliseconds to make their decision, their accuracy improved. The reason? _69_. “If you take attention offline, you go from almost perfect accuracy to almost chance accuracy,” he says.That doesnt mean taking longer to deci
8、de necessarily leads to a better choice. With more time, theres more chance for distracting and even misleading information to filter into the process, confusing the situation. Ferreras findings suggest that simply accumulating more and more information isnt always helpful. What were saying is that
9、before you start gathering evidence, take a short moment to determine whether that evidence is really relevant to the decision you are making,” he says. “_70_”Keys: 67-70 ACEBTwo【2018届上海市上海实验中学高三英语下学期4月考试题】A. It appears to influence the brain from infancy to old age.B. Bilinguals, for instance, seem
10、 to be more skillful than monolinguals at solving certain kinds of mental puzzles. C. Being bilingual, it turns out, makes you smarter.D. This view of bilingualism is remarkably different from the understanding of bilingualism through much of the 20th century.E. The bilingual subjects not only perfo
11、rmed better, but they also did so with less activity in parts of the brain involved in monitoring.F. It forces the brain to resolve internal conflict, giving the mind a workout that strengthens its cognitive muscles.Speaking two languages rather than just one has obvious practical benefits in an inc
12、reasingly globalized world. But in recent years, scientists have begun to show that the advantages of bilingualism are even more fundamental than being able to talk with a wider range of people. _67_. It can have a profound effect on your brain, improving cognitive skills not related to language and
13、 even shielding against dementia(痴呆症)in old age. _68_. Researchers, educators and policy makers long considered a second language to be an interference, cognitively speaking, that hindered a childs academic and intellectual development. They were not wrong about the interference: there is plenty of
14、evidence that in a bilinguals brain both language systems are active even when he is using only one language, thus creating situations in which one system obstructs(妨碍)the other. But this interference, researchers are finding out, isnt so much a handicap as a blessing in disguise. _69_._70_. In a 20
15、04 study by the psychologists Ellen Bialystok and Michelle Martin-Rhee, bilingual and monolingual preschoolers were asked to sort blue circles and red squares presented on a computer screen into two digital bins one marked with a blue square and the other marked with a red circle. In the first task,
16、 the children had to sort the shapes by color, placing blue circles in the bin marked with the blue square and red squares in the bin marked with the red circle. Both groups did this with comparable ease. Next, the children were asked to sort by shape, which was more challenging because it required
17、placing the images in a bin marked with a conflicting color. The bilinguals were quicker at performing this task.The collective evidence from a number of such studies suggests that the bilingual experience improves the brains so-called executive functiona command system that directs the attention pr
18、ocesses that we use for planning, solving problems and performing various other mentally demanding tasks. These processes include ignoring distractions to stay focused, switching attention willfully from one thing to another and holding information in mind like remembering a sequence of directions w
19、hile driving. 67-70 CDFBThree【2018届上海市华东师大二附中高三英语下学期3月考试题】A. They have already replaced bank cashiers and will soon be replacing lorry drivers, using more people to lose their jobs.B. The experience of past industrial revolutions suggests that resisting technological change is pointless.C. Driverles
20、s cars, for instance, are possible because intelligent machines can sense and have conversationswith each other.D. On some estimates the UK economy will be 10% bigger by 2030 as the result of artificial intelligence alone.E. Technological change is happening fast and it has economic, social and othe
21、r consequences.F. Treating these firms with a robot tax does not seem like a smart idea.A new sort of convenience store opened in the basement of the headquarters of Amazon in Seattle in January. Customers walk in, scan their phones, pick what they want off the shelves and walk out again. At Amazon
22、Go there are no checkouts and no cashiers. Instead, it is what the tech giant calls “just walk out shopping, made possible by a new generation of machines that can sense which and what they are picking off the shelves. Within a minute or two of the shopper leaving the store, a receipt pops up on the
23、ir phone for items they bought.This is the shape of things to come in food retailing(零售业). _67_. There is a downside to Amazon Go, even though consumers benefit from lower prices and dont waste time in queues. The store is only open to shoppers who can download an app on their smartphone, which rule
24、s out those who rely on welfare food stamps.Change is always disturbing but the likely result of the next wave of automation will be especially celebrated. _68_.They can do things or will eventually be able to do things that were once the exclusive preserve of humans. That, however, means higher gro
25、wth but also the risk that the owners of the machines get richer and richer while those displaced get angrier and angrier._69_. A robot tax a tax that firms would pay if machines were taking the place of humans-would slow down the pace of automation by making the machines more expensive but this too
26、 has costs, especially for a country such as Britain, which has a problem with low investment, low productivity and a shrunken industrial base. The UK has 33 robot units per 10, 000 workers, compared with 93 in the US and 213 in Japan, which suggests the need for more automation not less. On the plu
27、s side, the UK has more small and medium-sized companies in artificial intelligence than Germany or France. _70_.The big issue is not whether the robots are coming, because they are. It is not even whether they will boost growth, because they will. 67-70 ECBFFour【2018届上海市华东师大二附中高三英语11月考试题】A. I liste
28、ned to it 20 times at least.B.That place made me what I am today.C. Community colleges have improved a lot these years.D. Those plays filled my head with expanded dreams.E. Of course,I enjoyed the pleasure of eating French fries between classes.F. So I sent my test results to Chabot, a community col
29、lege in nearby Hayward,California,which accepted everyone and was free.I owe it all to my community collegeIn 1974,I graduated from Skyline High School in Oakland, California, an underachieving student with poor SAT scores. I couldnt afford tuition for college anyway. 67 .For thousands of commuting students like me, Chabot was our Harvard,offering course i