首页
登录
职称英语
Throughout history man has had to accept the fact that all living things mus
Throughout history man has had to accept the fact that all living things mus
游客
2024-02-26
23
管理
问题
Throughout history man has had to accept the fact that all living things must die, hut people now live longer than they used to. Yet, all【C1】______things still show the effect of aging, which will eventually【C2】______death. The body and the【C3】______, they do not function as well as they【C4】______in childhood and adolescence(青春期). The body provides less【C5】______against disease and is more prone(易于……的)【C6】______accident.
A number of related causes may【C7】______to aging. Some cells of the body have a【C8】______long life, but they are not【C9】______when they die. As a person ages,【C10】______of brain cells and muscle cells decreases. Other body cells did and are replaced by new cells. In an aging person the【C11】______cells may not be as viable(能生存的)or as capable【C12】______growth as those of a young person.
Another factor in aging may be changes within the cells【C13】______Some of the protein chemicals in cells【C14】______known to change【C15】______age and become less elastic. This is why the skin of old people wrinkles and hangs loose. This is also the reason old people shrink in【C19】______. There may be other more important chemical changes in the cells. Some complex cell chemicals.【C17】______DNA and RNA, store and【C18】______information that the cells need. Aging may【C19】______this process and change the information carrying molecules【C20】______they do not transmit the information as well. [br] 【C4】
选项
A、made
B、did
C、grew
D、had
答案
B
解析
此处本应用动词 function,但为了免得重复,用do替代,既然是in childhood and adolescence,所以用do的过去式did。
转载请注明原文地址:https://tihaiku.com/zcyy/3483108.html
相关试题推荐
Althoughthepossibilityoflivingalongandhappylifenowadaysisgreater
Tobe"historicallyminded"istoseethingsinrelationandinperspective,
Tobe"historicallyminded"istoseethingsinrelationandinperspective,
Tobe"historicallyminded"istoseethingsinrelationandinperspective,
Tobe"historicallyminded"istoseethingsinrelationandinperspective,
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
随机试题
Canyouimaginehowyouwouldfeelifyoufelldangerouslyillandcouldnot
[originaltext]W:Ithoughtyoureyesightwasexcellenteveninthedark.Whydo
TheCollegeEssay:WhyThose500WordsDriveUsCrazyA)Megisalaw
PerhapslikemostAmericansyouhavesomeextrapoundstoshed.Youmayeven
该省从2010年至2013年GDP增长最快的一年是:() A.2010年
A
患者男,28岁。咳嗽2个月,少量咳痰并带血,乏力,无明显低热,无消瘦,无淋巴结肿
治疗急性肠梗阻气滞血瘀证,应首选的方剂是( )。A.桃核承气汤 B.桃红四物
薪酬日常管理是由()、薪酬支付、薪酬调整组成的循环,这个循环可以称为薪酬成本管
A.金银花 B.大青叶 C.牛黄 D.鱼腥草 E.青蒿具有镇咳平喘作用的
最新回复
(
0
)