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
In recent years, researches have suggested more health value from vitamin D than had once been thought. Vitamin D is【C1】___
In recent years, researches have suggested more health value from vitamin D than had once been thought. Vitamin D is【C1】___
admin
2010-10-28
24
问题
In recent years, researches have suggested more health value from vitamin D than had once been thought.
Vitamin D is【C1】______ naturally in the blood. Sunlight is a【C2】______ source. It is also found in some foods. Vitamin D helps to increase levels of calcium in the blood. It helps build strong bones and teeth.
It also【C3】______ to do more than just protect against rickets (软骨病). That serious bone disease was the reason why vitamin D was added to milk. Rickets is now【C4】 ______ in the western world. But it is still a common childhood disease in developing countries. Rickets can and is also【C5】______ to cause bone pain and weakness, teeth problems and muscle【C6】______
According to the study by the Harvard School of Public Health, Vitamin D might protect against multiple sclerosis (硬化症), also called MS.
MS is a【C7】______ disease of the central nervous system that【C8】______ about two million people around the world. There is no【C9】______ . The level of severity can differ from person to person. But is usually seriously disabling.
The study iii Boston found that people with higher levels of vitamin D had lower【C10】______ of MS. It found that the chance of developing MS was sixty-two percent lower among those with the highest level of vitamin D【C11】______ those with the lowest level.
Vitamin D may become a future【C12】______ for MS. But, he says first scientists must carry【C13】______ a large, controlled study in which some people get vitamin D and others【C14】______ not.
This is not the first study to show a possible【C15】______ between vitamin D and multiple sclerosis. But it has【C17】______ the clearest evidence of a direct【C16】______ . The National Institutes of Health says some studies also suggest vitamin D【C18】______ protect against some kinds of【C19】______ . But it says more human studies are needed to learn if a lack of vitamin D【C20】______ the risk of cancer.
【C20】
选项
A、rises
B、decreases
C、increases
D、improves
答案
C
解析
动词辨义题。前句提出目前研究发现维他命D也许能够抵抗癌症。本句意在讲述“缺乏维生素D与癌症发病率的关系”,所以从上句的科学研究发现可知维生素D的缺乏有可能提高,而不是降低癌症发病率,故本题答案为C 。
转载请注明原文地址:https://kaotiyun.com/show/tbs7777K
0
大学英语六级
相关试题推荐
A、Specialtraining.B、Specialskill.C、Basichealth.D、Nothing.C
WhenitcomestopubliceducationintheUnitedStates,freemarketsandfleemindsaremutuallyexclusive.Recentcommercialve
WhenitcomestopubliceducationintheUnitedStates,freemarketsandfleemindsaremutuallyexclusive.Recentcommercialve
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylargeairportshavenowreachedthelimitofthenumberof
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylargeairportshavenowreachedthelimitofthenumberof
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylargeairportshavenowreachedthelimitofthenumberof
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylargeairportshavenowreachedthelimitofthenumberof
随机试题
Inthiscity,Idon’tknowanyFrenchpeople________you.
某被评估企业持有电力系统建设的债券面值为1OO万元,发行期为5年,到期后一次性还本付息,其中年利率为8%,目前购入时间已满3年。若采用复利率计算,该被评估企业持有债券到期后的本利和为【】
支气管哮喘发作时肺部典型特征是
下列关于健全生态安全保障机制的说法中,不正确的是()。
某企业银行存款日记账余额112000元,银行已收企业未收款项20000元,企业已付银行未付款项4000元,银行已付企业未付款项16000元,调节后的银行存款余额是()元。
个人投资组合分为两部分:一部分是按照______资产配置方式构建的核心投资组合,另外一部分是按照______资产配置方式构建的外围投资组合。( )
农村五保供养对象是指()。
在体育教学中,下列哪一选项应强调严肃的学习氛围?()
全家4口人,父亲比母亲大3岁,姐姐比弟弟大2岁。四年前他们全家的年龄和为58岁,而现在是73岁。问:现在父亲、母亲的年龄是多少?
Pollutionisa"dirty"word.Topollutemeanstocontaminate—topsoilorsomethingbyintroducingimpuritieswhichmake【B1】______
最新回复
(
0
)