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
专升本
Throughout history man has had to accept the fact that all living things must die, but people now live longer than they【36】. Yet
Throughout history man has had to accept the fact that all living things must die, but people now live longer than they【36】. Yet
admin
2011-04-26
32
问题
Throughout history man has had to accept the fact that all living things must die, but people now live longer than they【36】. Yet, all living things still show the【37】of aging, which will eventually.【38】death.
Aging is not a disease, but as a person passes maturity, the cells of the body and the【39】they form do not function as well as they【40】in childhood and adolescence (青春期). The body provides less【41】against disease and is more prone【42】accident.
A number of related cause may【43】aging. Some cells of the body have a fairly long life, but they are not【44】when they die. As a person ages,【45】of brain cells and muscle cells decrease,【46】body cells die and are replaced by new cells. In an aging person the【47】cells may not be as viable (能生存的) or as capable【48】growth as those of a young person.
Another【49】in aging may be changes within the cells【50】. Some of the protein chemicals in cells are known【51】with age and become less elastic. This is why the skin of old people wrinkles and【52】. This is also the reason old people【53】in height. There may be other more important chemical changes in the cells. Some complex cell chemicals, such as RNA, store and【54】information that the cell need. Aging may affect this【55】and change the information carrying molecules so that they do not transmit the information as well.
选项
A、do
B、has done
C、did
D、were doing
答案
A
解析
这里说的是一般情况,应用一般现在时形式。
转载请注明原文地址:https://kaotiyun.com/show/v8qC777K
本试题收录于:
英语题库成考专升本分类
0
英语
成考专升本
相关试题推荐
Mostpeople______.New-bornbabies______.
Mostpeople______.Mostofusareright-handedand______.
Languageisoneofthosephenomenawhichoperatethroughouttheexistenceofsociety.Apartfromsocietythereisnolanguage.
HumanityisanewexperimentonplanetEarth.Formostofitshistory,lifeonEarthwasrestrictedtothesea.Livingthingsbe
Sheneedssomecomfort,butIreallycan’tthinkofanything______(suit)tosay.
Almosteveryonefailed______onthefirstday.
IcannotaffordthecolorTVset.Tome,fourhundreddollars______alotofmoney.
DameEdnaisfamous______.WhydoesthewriterthinkitisfunnythatDameEdnaisreallyaman?
Collectingasaserioushobbyisquitedifferentandhasmanyadvantages,(providingrelaxationforleisurehours).
Forthispartyouareallowed30minutestowriteacompositiononthetopic:MakeOurCitiesGreener.Youshouldwritenoless
随机试题
多数重症肌无力的患者会合并存在的疾病是
下述哪项不是上消化道内镜检查的绝对禁忌证
EC总承包工程不包括()。
下列情形中,能够体现政府采购功能中的“强化宏观调控”功能的是()。
采用权益法核算时,下列各项中,不会引起长期股权投资账面价值变动的是()。
病例:患者,女,63岁,因支气管扩张合并肺部感染、左心心力衰竭入院治疗,入院时T39℃,呼吸急促,端坐呼吸。患者经抗炎、利尿、强心治疗后,体温降至正常,可平卧,现改用地高辛口服,护士给药时注意()。
下面有关智育的说法,不正确的是()
如果一个软件是给许多客户使用的,大多数软件厂商要使用几种测试过程来发现那些可能只有最终用户才能发现的错误。(107)测试是由软件的最终用户在一个或多个用户实际使用环境下来进行的。(108)测试是由一个用户在开发者的场所来进行的,测试的目的是寻找错误的原因并
ParticipantsintheShanghaiCo-operationForum______regionalteamworktopromoteinvestmentandeconomicdevelopment.
In1993,amallsecuritycameracapturedashakyimageoftwo10-year-oldboysleadingamuchsmallerboyoutofaLiverpool,En
最新回复
(
0
)