首页
登录
职称英语
In recent years, researches have suggested more health value from vitamin D
In recent years, researches have suggested more health value from vitamin D
游客
2024-05-30
42
管理
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. [br] 【C4】
选项
A、common
B、popular
C、rare
D、usual
答案
C
解析
形容词辨义题。该空的信息点在后文“but it is still a common childhood disease in developing countries。”所以可推断该句应该与后句形成对比,即“软骨病目前在西方发达国家已不多见。”故选C 。
转载请注明原文地址:https://tihaiku.com/zcyy/3612836.html
相关试题推荐
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylarge
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylarge
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylarge
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylarge
Inrecentyears,therehasbeenabigincreaseinairtravelandmanylarge
Therecentgrowthofexportsurplusesontheworldfoodmarkethascertainly
Therecentgrowthofexportsurplusesontheworldfoodmarkethascertainly
Therecentgrowthofexportsurplusesontheworldfoodmarkethascertainly
Therecentgrowthofexportsurplusesontheworldfoodmarkethascertainly
Therecentgrowthofexportsurplusesontheworldfoodmarkethascertainly
随机试题
1Ibelievethatweallaccepttheprinciplethatanaffluentsocietymus
A--SupplyagreementB--Tradeagreement C--Long-termcontract
A—DocumentmanagementB—DigitizedtechnologyC—Softwaretechnology
甲购买一辆汽车,在开回的路上,因刹车失灵而翻车受伤。在此情形下,他可以( )。
客户端交易处理性能指标是一类重要的负载压力测试指标,以下不属于客户端交易处理性能
下列不属薄荷适应证的是A、风热感冒 B、麻疹不透 C、咽喉肿痛 D、痈肿疮
马绍尔群岛是在古老玄武岩基岩上形成的珊瑚礁,以环礁居多,科学家研究发现位于图中M
进入初中后,小磊为了赢得在班级的地位和满足自尊需要而刻苦学习。根据奥苏贝尔的理论
某电信公司2019年3月份,从各大院校招收了一批本科生和硕士研究生,这些人员将填
在[0,10]上的最大值和最小值依次为( )。
最新回复
(
0
)