《2019年高考英语二轮复习 增分篇 专题巧突破 专题四 任务型阅 专题限时检测（二十五）任务型阅读（二）.doc》由会员分享，可在线阅读，更多相关《2019年高考英语二轮复习 增分篇 专题巧突破 专题四 任务型阅 专题限时检测（二十五）任务型阅读（二）.doc（7页珍藏版）》请在金锄头文库上搜索。
1、2019年高考英语二轮复习 增分篇 专题巧突破 专题四 任务型阅 专题限时检测（二十五）任务型阅读（二）(xx南京、盐城高三一模) Until about 18 years ago, it was widely assumed that most of brain development occurs in the first few years of life. But recent research on the human brain has shown that many brain regions undergo prolonged development throughout ad
2、olescence and beyond in humans. This advancement in knowledge has increased old worries and given rise to new ones. It is hugely worrying that so many teenagers around the world dont have access to education at a time when their brains are still developing and being shaped by the environment. We sho
3、uld also worry about our lack of understanding of how our rapidly changing world is shaping the developing teenage brain.Decades of research on early neurodevelopment suggested that the environment influences brain development. During the first few months or years of life, an animal must be exposed
4、to particular visual or auditory stimuli (听觉刺激) for the associated brain cells and connections to develop. In this way, neuronal circuitry (神经元回路) is shaped according to the environment during “sensitive periods” of brain development. This research has focused mostly on early development of sensory
5、brain regions. What about later development of higherlevel brain regions, which are involved in decisionmaking, control and planning, as well as social understanding and selfawareness? We know these brain regions continue to develop throughout adolescence. However, we have very little knowledge abou
6、t how environmental factors influence the developing teenage brain. This is something that should concern us.Theres a lot of concern about the hours some teenagers spend online and playing video games. But maybe all this worry is misplaced. After all, throughout history humans have worried about the
7、 effects of new technologies on the minds of the next generation. When the printing press was invented, there was anxiety about reading corrupting young peoples minds, and the same worries were repeated for the invention of radio and television. Maybe we shouldnt be worried at all. Its possible that
8、 the developing brains of todays teenagers are going to be the most adaptable, creative, multitasking brains that have ever existed. There is evidence from adults that playing video games improves a range of cognitive functions such as divided attention and working memory. Much less is known about h
9、ow gaming, social networking and so on, influence the developing adolescent brain. We dont know whether the effects of new technologies on the developing brain are positive, negative or neutral. We need to find out.Adolescence is a period of life in which the brain is developing and shapable, and it
10、 represents a good opportunity for learning and social development. However, according to UNICEF, 40% of the worlds teenagers do not have access to secondary school education. The percentage of teenage girls who have no access to education is much higher, and yet there is strong evidence that the ed
11、ucation of girls in developing countries has multiple significant benefits for family health, population growth rates, child mortality rates, HIV rates as well as for womens selfesteem and quality of life. Adolescence represents a time of brain development when teaching and training should be partic
12、ularly beneficial. I worry about the lost opportunity of denying the worlds teenagers access to education.Worrying about the teenage brainIntroductionDifferent from the previous studies, a new one reveals that brain development will (1)_ even in the teenage years and beyond, which (2)_ some worries.
13、Variousfactors (3)_ the teenagebrain and new worriesParticular visual or auditory stimuli are a must for animals to (4)_ neuronal circuitry at the early time of life.We should be (5)_ about what influence the environment has on the developing teenage brain.Humans always face new technologies with a
14、sense of anxiety that young peoples minds are (6)_We are supposed to find out what kind of role new technologies play in the (7)_ of the teenage brain.Education is of great (8)_ in adolescence when the brain is developing and being shaped. However, it isnt (9)_ to two fifths of the worlds teenagers,
15、 girls in particular.We are expected to be (10)_ of the effects of education on the developing brains.语篇解读：本文是一篇说明文，介绍了一项新的发现：人的大脑在青春期及以后会继续发育、成长。1continue信息转换题。根据第一段第二句可知，新的研究发现大脑的许多区域在青春期及以后会继续发育。故填continue。2causes信息转换题。根据第一段第三句可知，知识的进步引起了人们的担心。关系代词which指代前面整句话的内容，表示单数概念，所以从句谓语动词用causes。3affecting/influencing信息概括题。根据文章第二至四段的内容及表格右栏中的内容可知，此处讲的是影响青少年大脑发育的各种因素和新的担心。此处用现在分词作定语修饰名词factors。4shape信息转换题。根据第二段第二、三句可知，特别的视觉或听觉刺激是动物在生命早期形成神经元回路的必须条件。故填shape。5concerned/worried/anxious信息转换题。根据第二段最后两句可知，我们应担心环境对青少年发育中的大脑有什么影响。be concerned/worried/anxious about意为“对担心”。6corrupted
