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
2010-04-12
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 adolescence (青春期), The body provides less【C6】______against disease and is more inclined【C7】______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 viable (能生存的)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 the old people wrinkles and【C17】______. This is also the reason 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.
【C17】
选项
A、hangs loose
B、hangs loosely
C、is hanging loose
D、is hanging loosely
答案
A
解析
转载请注明原文地址:https://kaotiyun.com/show/U8j7777K
0
大学英语四级
相关试题推荐
A、Dogsarenowtreatedaspartofafamily.B、Dogsstillperformallthedutiestheyusedtodo.C、Peoplenowkeepdogsforthe
WhichofthefollowingstatementsaboutexaminationsinChinaiscorrect?Accordingtothepassage,whyaresomepeopleagainst
WhenmenreturnedfromWorldWarIIandthepostwar"babyboom"began,Americansbegantomoveingreatnumberstothe【B1】______
Thetermbiologicalclockisappliedtothemeans,whichlivingthings【M1】______adjusttheiractivitypatterns,withou
A、Margaretwantedtoreturnsomemagazinestothewoman.B、Margaretwantedtolendsomemagazinestothewoman.C、Margaretwante
A、Ithashelpedrelievehungerinsomedevelopingcountries.B、Ithasimprovedanimalbreedingskillsallovertheworld.C、Ith
Thereareagreatmanyreasonsforstudyingwhatphilosophershavesaidinthepast.Oneisthatwecannotseparatethehistory
A、Warmandcomfortable.B、Coolandcomfortable.C、Hotandveryuncomfortable.D、Alittlecold.D此题为明示题。女士说北京正是冬天,会有点冷,且让男士多带点衣服
Robotsdomakemistakessometimes.Buttheyarenotresponsibleforthemistakes.Inoneautomobilefactory,,forexample,thed
Wemayallliketoconsiderourselvesfreespirits.Butastudyofthetracesleftby50,000cellphoneusersoverthreemonthsh
随机试题
A.西洋参B.北豆根C.三七D.板蓝根E.三棱根头略膨大,可见暗绿色或暗棕色轮状排列的叶柄残基和密集的疣状突起的药材是
斯则仆之褊哉,以此常不见悦于长吏。褊:
乌梅丸主治证候中不包括
A.5’突出末端B.3’突出末端C.5’及3’突出末端D.5’或3’突出末端E.平末端某识别6核苷酸序列的限制性内切酶切割产生
校准实验室既可以是从事校准工作的实验室,又可以是从事检验工作的实验室。()
工程施工过程中,监理工程师获得工程实际进度情况的方式有()。
在采用债务法的情况下,每期期末也可以根据累积的已发生未转销的时间性差额乘以当期所得税税率得出的数额减去递延税款期初余额,计算确定当期递延税款发生额,并据以进行帐务处理。()
当前,由于传统政治文化的影响,人们的参政意识与参政能力还不能适应现代政治生活的客观要求。政治文化的载体是人,人的文化素质的高低直接关系到政治文化的发展程度。我国大多数人口在农村,而农村人口中文盲又占有相当的比重。由此可见:
根据下面材料回答下列问题。201—2013年,农村居民年人均现金收入超过1万元的年份有几个?
Whatdochildrentendtofeelwhentheirparentdrinksalot?
最新回复
(
0
)