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
Throughout history man has had to accept the fact that all living things must die. But people now live longer than they【C1】_____
Throughout history man has had to accept the fact that all living things must die. But people now live longer than they【C1】_____
admin
2015-09-25
39
问题
Throughout history man has had to accept the fact that all living things must die. But people now live longer than they【C1】______. Yet, all living things still show the【C2】______of aging, which will eventually【C3】______death. Aging is not a disease,(but)as a person passes maturity, the cells of the body and the【C4】______they form do not function as well as they【C5】______in childhood and teenage years. The body provides less【C6】______against disease and is more【C7】______to have accident. A number of related causes may【C8】______aging. Some cells of the body have a(fairly)long life, but they are not【C9】______when they die. As a person ages,【C10】______of brain cells and muscle cells decreases.【C11】______body cells die and are(replaced)by new cells. In an aging person the【C12】______cells may not be as workable or as capable【C13】______growth as those of a young person. Another【C14】______in aging may be changes within the cells【C15】______. Some of the protein chemicals in cells are known【C16】______with age and become less elastic. This is why the skin of old people wrinkles and【C17】______. This is also the reason why old people【C18】______in height. There may be other more important chemical changes in the cells. Some complex cell chemicals, such as DNA and RNA, store and【C19】______information that the cells need. Aging may affect this【C20】______and change the information carrying molecules so that they do not transmit the information as well.
【C15】
选项
A、for themselves
B、of themselves
C、themselves
D、on their own
答案
C
解析
代词用法。根据句意可知空格处应为the cells的反身代词,且为复数形式,故答案为C。
转载请注明原文地址:https://kaotiyun.com/show/KZLO777K
0
考博英语
相关试题推荐
Withoutfanfareorlegislation,thegovernmentisorchestratingaquietrevolutioninhowitregulatesnewmedicines.Therevolu
ItwasanormaldayinthelifeoftheAmericanRedCrossinGreaterNewYork.First,partofabuildingonWest140thStreet,i
Opinionpollsarenowbeginningtoshowanunwillinggeneralagreementthat,whoeveristo【21】andwhateverhappensfromnowon,
Ifincomeistransferredfromrichpersonstopoorpersonstheproportioninwhichdifferentsortsofgoodsandservicesarepro
RichardSatava,programmanagerforadvancedmedicaltechnologies,hasbeenadrivingforcebringingvirtualrealitytomedicine
Mostofustelloneortwoliesaday,accordingtoscientistswhostudythesethings.Andwerarelygetcaught,becausethelie
Engineeringstudentsaresupposedtobeexamplesofpracticalityandrationality,butwhenitcomestomycollegeeducationIam
46.Theonrushofcheapcommunications,powerfulcomputersandtheInternetallexplainwhymanypeoplefeelthat,nowadays,cha
Englishremainsadominantanduniversallanguage,whichpresently【51】asaconnection-linkbetweengreatvarietiesofdif
Sincetheauthor’sunflatteringreferencestoherfriendswereso______,shewassurprisedthather______wererecognized.
随机试题
关于HCO3-的重吸收,错误的说法是()。
肛裂患者的典型临床表现是
维持宿主、环境和病原体三者动态平衡的“流行病学三角模式”属于
中和公司为国有企业,在2008年内发生了以下两项事项:(1)5月25日,该企业开出一张面额为10000元整的转账支票向某运输公司支付运费。次日,运输公司向银行提示付款,银行发现该支票为空头支票,遂予以退票,并对该企业处以1000元的罚款。某运输公
若某投资者投资10万元认购南方保本基金,假设认购按照100%比例全部予以确认,并持有保本期到期,认购费率为1.0%。假定募集期间产生的利息为50元,持有期间基金累计分红0.08元/基金份额。则认购费用为()。
个人汽车贷款合作机构管理的风险防控措施包括()。
以注册商标专用权中的财产权出质的.质权设立的时间是:()。
无论何种原因造成漏接,在游客看来都是导游工作的失误。()
教师为幼儿选择歌曲时,首先关注的是曲调的()
根据左图的规律,下一个应为()。
最新回复
(
0
)