首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The most convincing evidence for the importance of adult influence on a child’s intelligence comes from a study of "at risk" chi
The most convincing evidence for the importance of adult influence on a child’s intelligence comes from a study of "at risk" chi
admin
2013-01-15
33
问题
The most convincing evidence for the importance of adult influence on a child’s intelligence comes from a study of "at risk" children. Ramey and Frances Campbell of the University of North Carolina【1】with children born into poverty-line households. The children entered the study by four months【2】age. During the study, one group spent the day in a center where teachers used games and songs to【3】the infants. Another group had no such 4 , but they were given nutritional supplements in【5】 .
During preschool years the children in the early-education group showed IQ advantages of 10 to 20 points. The highest-risk children showed the【6】gains, and at age 15 they had higher reading and math scores.
What【7】for these gains? Ramey and other scientists say early childhood experiences【8】brain growth.
An infant is born【9】billions of brain cells called neurons. Some are wired to other cells before birth to regulate the【10】of life, such as heartbeat and breathing. Others are waiting to be wired to【11】him or her interpret and respond to the outside world. Experience dictates the hookups. As the child【12】, cells reach out and set up pathways to other cells needed to determine a【13】. For instance, the neurons in the eye send branches to the【14】cortex, which interprets【15】eye sees and, via other branches,【16】the person to react to what is seen. Each time an experience is repeated, the【17】are strengthened.
The first two years of life are an explosion of brain【18】and connections. By age two the【19】has more than 300 trillion connections. At the same time, cells that aren’t being connected or used are being【20】.
选项
A、activity
B、growth
C、neuron
D、cell
答案
B
解析
四个选项的意思分别是;activity活动;growth成长;neuron神经细胞;cell细胞。由题意知,婴儿前两年是大脑成长和连接发育的猛增时期。所以正确答案是B选项。
转载请注明原文地址:https://kaotiyun.com/show/Y62O777K
0
考博英语
相关试题推荐
Officerevolution(notonly)haschanged(how)workisdonebut(redefined)thefunctionofeveryonewho(works)inanoffice.
Perhapsthemostinterestingthingaboutthephenomenonoftaboobehaviorishowitcanchange【1】theyearswithinthesamesocie
Perhapsthemostinterestingthingaboutthephenomenonoftaboobehaviorishowitcanchange【1】theyearswithinthesamesocie
JudgmentwassuspendedtillthefollowingMondaybecauseofthelackofevidence.
WithoutBob’stestimony,evidenceofbriberyislackingand______inthecasewillbeimpossible.
Engineeringstudentsaresupposedtobeexamplesofpracticalityandrationality,butwhenitcomestomycollegeeducationIam
InthefirstyearorsoofWebbusiness,mostoftheactionhasrevolvedaroundeffortstotaptheconsumermarket.Morerecentl
Thebusinessofadvertisingistoinventmethodsofaddressingmassiveaudiencesinalanguagedesignedtobeeasilyaccessible
JudgmentwassuspendedtillthefollowingMondaybecauseofthelackofevidence.
随机试题
指出下列语句中比喻的类型:(1)一汪汪银亮的山泉像一个个洁白的蚕茧。(2)中国地图像一只雄鸡。(3)中国地图是一只雄鸡,大连就是鸡嘴,兴安岭则是它骄傲的金冠。(4)一条银链哗啦啦拉开两山翠绿。
A.Ⅰ型肺泡细胞B.Ⅱ型肺泡细胞C.尘细胞D.肺泡隔E.肺泡孔肺泡结构中一类细胞能分泌用于降低肺泡表面张力的表面活性物质,该细胞是()。
证券从业人员获得从业资格后,还应当获得执业资格,对于申请执业注册,下列说法正确的是()。
丁公司2011年度归属于普通股股东的净利润为75000万元,发行在外普通股加权平均数为250000万股。年初已发行在外的潜在普通股有:(1)股份期权24000万份,每份股份期权拥有在授权日起5年内的可行权日以8元的行权价格购买1股本公司新发股票的权利;(
当产品销售量的增长开始放缓,逐步达到高峰,市场竞争激烈的时候,表明产品开始进入生命周期的()。
简述幼儿工具性攻击和敌意性攻击的异同。
社会治安综合治理的主要手段是()各种手段。
货币的基本职能包括
若有以下定义和语句:#include<stdio.h>chars1[10]="abcd!",*s2="\n123\\";prinff("%d%d\n",strlen(s1),strlen(s2));程序的运行结果是()。
Lastweek,Ivisitedafriendofmine.Lastweek,Ivisited____________my____________.
最新回复
(
0
)