题目内容
6.Over the last 15years,digital communication has brought in more changes than the printing press did in 1570.And those most likely to use them in this world are teenagers,whose brains appear to have an extraordinary volume to adapt to the world around them,according to Dr Jay Giedd,a(n) (51)Bbrain expert.We are now discovering that,as a species,our brains during the teenage years are still flexible and capable of (52)C.Having a more flexible brain,(53)A,means that certain parts of it,such as desire control and the ability to make long-term decisions,haven't developed yet,which may also explain why we spend a(n) (54)D period living under the protection of our parents rather than leaving home at the age of 12or 13.This also means that the teenage brain can adapt to new technology,enabling teenagers to(55)A the increasing pace of digital technology and giving them an advantage when it comes to multitasking.
In the USA,on average teenagers spend 8.5hours a day using computers,mobiles,and other devices to learn,interact,and play.This increases to 11.5hours if you include all of the(56)B that goes on,such as talking on the phone while watching TV.As they stare at these screens,they're taking in and sorting through an incredible amount of information.
There are (57)C about how social media is affecting the way the brain learns to (58)D,as one of the most important skills that we learn as children is how to make friends and interact with people around us.Geidd says that a lot of what goes on inside our brains is social.Social interactions are now being (59)A by technology-you could have hundreds of friends,all of whom are real people that you interact with and scientists aren't sure whether we'll be able to develop the same(60)D using social media.
There is a(n) (61)A of the growing digital trend:YouTube shows the teenagers all over the world are watching the same videos and laughing at the same jokes,indicating that they are more (62)B than teenagers in the past.They may be keen on (63)B their friends and posting updates on social media sites,but teenagers today are probably going to have access to technology and (64)Bsocial and educational opportunities that anyone with a less flexible brain may have trouble imagining.Nevertheless,there is a cut-off point,and by the age of 30,our brains in their ways,making it more(65)C for us to adapt and cope with new technologies.
51.A.digital | B.adolescent | C.surgical | D.artificial |
52.A.functioning | B.noticing | C.adjusting | D.deciding |
53.A.however | B.therefore | C.otherwise | D.instead |
54.A.natural | B.glorious | C.limited | D.extended |
55.A.keep up with | B.come up with | C.put up with | D.end up with |
56.A.gossiping | B.multitasking | C.interacting | D.playing |
57.A.reports | B.curiosities | C.concerns | D.talks |
58.A.memorize | B.sort | C.imagine | D.socialize |
59.A.changed | B.controlled | C.troubled | D.interrupted |
60.A.trends | B.attitudes | C.societies | D.skills |
61.A.advantage | B.distraction | C.indication | D.history |
62.A.absent-minded | B.global-minded | C.quick-minded | D.serious-minded |
63.A.accessing | B.texting | C.discovering | D.watching |
64.A.on the whole | B.as a result | C.in other words | D.by all means |
65.A.flexible | B.important | C.difficult | D.incredible |
分析 本文是一篇科普类的说明文.介绍了一位青少年大脑专家的研究成果,他的研究表明青少年的大脑里有大体积的物质来适应周围世界的发展.
解答 51-55 BCADA 56-60 BCDAD 61-65 ABBBC
51 B.考查形容词辨析.根据And those most likely to use them in this world are teenagers可以知道后一句中的them指的是 teenagers(青少年),所以选择B adolescent (青少年的).其他选项的含义都与语境不符.A.digital (数字的),C.surgical (外科的),D.artificial (人造的).
52 C.考查动词辨析.根据our brains during the teenage years are still flexible 中的flexible(灵活的)可以知道青少年时期的大脑能够调整来适应周围的变化,所以选择C.adjusting(调整以适应).其他几个选项与语境不符,A.functioning(起作用),B.noticing (注意到),D.deciding(决定).
53A.考查连词辨析.根据上一句our brains during the teenage years are still flexible and capable of adjusting说的是青少年时期的大脑的优势,然而在本句中却说Having a more flexible brain means that certain parts of it,such as desire control and the ability to make long-term decisions,haven't developed yet(有一个灵活的大脑意味着大脑的某些部分比如对于欲望的控制和做长远决定的能力都还没有发展.),所以前后句子之间是转折关系,因此选择A.however(然而).其他选项没有这个功能,B.therefore (因此),C.otherwise (否则),D.instead(反之).
54D.考查形容词辨析.本句中which may also explain why we spend a(n) period living under the protection of our parents rather than leaving home at the age of 12or 13中的which代指53题的句子指青少年时期的大脑发展不完整,所以本句的意思是这种不完整也可以解释为什么我们在十二三岁的时候还要有一个被延长的在父母的保护下的生活.所以选择Dextended(延长的).其他几个选项的含义分别是A.natural (自然的),B.glorious(光荣的),C.limited (有限的).
55A.动词短语辨析. 根据adapt to new technology(适应新技术) 可以知道
56.B考查名词词义辨析 根据下文,很多人一边看电视,一边打电话,做多任务的事,multitasking 处理多重任务
57.C考查名词词义辨析 关于社会媒体如何影响大脑学习社交的方式,有很多担心.
58.D 根据上文 可知关于社会媒体如何影响大脑学习社交的方式,有很多担心,故选concern.
59.A考查动词词义辨析 句意:由于技术的发展,社会互动也发生了改变,故选A,
60.D 考查名词词义辨析 科学家们不确定我们使用了社交媒体,是否能够发展相同的社交技能,故选D.
61.A 考查名词词义辨析 尽管科学家不确定,但它仍是有优点的,所以用advantage
62.B 考查形容词词义辨析 YouTube显示世界各地的青少年观看同一个视频,就相同的笑话大笑,表明他们比以前的青少年更具有全球意识 global-minded 全球意识的
63.B根据上下文 他们可能热衷于给他们的朋友发短信,在社交媒体更新帖子,
64.B 考查短语辨析,结合上文,结果,头脑不太灵活的人很难想象社会和教育机会,故选B.
65.C 细节理解,在30岁的时候,有一个临界点,我们的大脑以自己的方式很难适应和处理新技术.故选C
点评 完型填空,解题时要抓住文章的脉络,一定要读懂全文,弄清文章要表达的思想,注意前后段落之间的关系.答题中,一定要认真分析,注意选项与上下文的关系,与前后单词的关系.对于一时没有太大的把握的题可以放到最后再来完成,因为有时答案可以从下文内容体现出来.答完后再通读一篇文章,看看所选选项能不能是语句通顺,语意连贯.
A. | took,might be | B. | had taken,might have been | ||
C. | had taken,might be | D. | took,might have been |
A. | If you have a bit more effort | B. | Having a little effort | ||
C. | A bit more effort | D. | There being a little effort |
A. | was; was set free | B. | be; be set free | ||
C. | was; be set free | D. | be; was set free |