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  3. As many people hit middle age,they often

As many people hit middle age,they often

最全题库2022-08-02  19
问题 As many people hit middle age,they often start to notice that their memory and mental clarity are not what they used to be.We suddenly can’t remember___1___we put the keys just a moment ago,or an old acquaintance’s name,or the name of an old band we used to love.As the brain___2___,we refer to these occurrences as“senior moments.”___3___seemingly innocent,this loss of mental focus can potentially have a（n）___4___impact on our professional,social,and personal___5___.Neuroscientists,experts who study the nervous system,are increasingly showing that there’s actually a lot that can be done.It___6___out that the brain needs exercise in much the same way our muscles do,and the right mental___7___can significantly improve our basic cognitive___8___.Thinking is essentially a___9___of making connections in the brain.To a certain extent,our ability to___10___in making the connections that drive intelligence is inherited.___11___,because these connections are made through effort and practice,scientists believe that intelligence can expand and fluctuate___12___mental effort.Now,a new Web-based company has taken it a step___13___and developed the first“brain training program”designed to actually help people improve and regain their mental___14___.The Web-based program___15___you to systematically improve your memory and attention skills.The program keeps___16___of your progress and provides detailed feedback___17___your performance and improvement.Most importantly,it___18___modifies and enhances the games you play to___19___on the strengths you are developing—much like a（n）___20___exercise routine requires you to increase resistance and vary your muscle use.（2）选？A.improvesB.fadesC.recoversD.collapses
选项 A.improves
B.fades
C.recovers
D.collapses
答案 B
解析 上下文语义衔接+词义辨析本句句义为“随着大脑_____，我们把这些事件称之为‘老不中用的瞬间’”。首先，这句话中的“these occurrences”指的是上一句话中提到的“忘记钥匙所放位置，一位熟人的名字或者钟爱的乐队的名字”的情况，这些情况都是不好的事情，因此空格部分要填的词要带有负面的意思，因此可以首次排除选项A和D。比较选项B和C，根据意思可以得出是“随着大脑的衰老”，而不是“随着大脑的倒塌或崩溃”。因此正确答案是B。
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