首页
登录
职称英语
Vitamins are organic compounds necessary in small amounts in the diet for th
Vitamins are organic compounds necessary in small amounts in the diet for th
游客
2025-03-20
16
管理
问题
Vitamins are organic compounds necessary in small amounts in the diet for the normal growth and maintenance of life of animals, including man.
They do not provide energy,【C1】______ do they construct or build any part of the body. They are needed for【C2】______ foods into energy and body maintenance. There are thirteen or more of them, and if【C3】______ is missing a deficiency disease becomes【C4】______ .
Vitamins are similar because they are made of the same elements—usually carbon, hydrogen, oxygen, and【C5】______ nitrogen. They are different【C6】______ their elements are arranged differently, and each vitamin【C7】______ one or more specific functions in the body.
【C8】______enough vitamins is essential to life, although the body has no nutritional use for【C9】______ vitamins. Many people,【C10】______ , believe in being on the "safe side" and thus take extra vitamins. However, a well-balanced diet will usually meet all the body’s vitamin needs. [br] 【C1】
选项
A、either
B、so
C、nor
D、never
答案
C
解析
转载请注明原文地址:https://tihaiku.com/zcyy/4005190.html
相关试题推荐
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Thebodyapparentlyresentsbeingdosedwithunusualamountsofavitaminormin
Itmaybenecessary,inorderthatfuture【C1】______canenjoycleanair,that
Itmaybenecessary,inorderthatfuture【C1】______canenjoycleanair,that
Itmaybenecessary,inorderthatfuture【C1】______canenjoycleanair,that
随机试题
[originaltext]W:Hello,Patrick.Whatareyoubusydoing?M:Nothingserious.W
重阳节(theDoubleNinthFestival),在每年的农历九月初九,是中国的传统节日。TheDoubleNinthFestival,a
Thetimeisnotfaraway______moderncommunicationsbecomewidespreadinChina’s
申请发明专利的,申请文件应当包括()。A.发明专利请求书 B.说明书
在实际的生产环境中,( )能使底层物理硬件透明化,实现高性能物理硬件和老旧物理
《计算机信息系统安全保护等级划分准则》规定了计算机系统安全保护能力的5个等级。其
该患者的诊断可能是() A.急性肾功能衰竭 B.慢性肾功能衰竭氮质血症期
C利用定义求解,
在其他因素不变的条件下,反映运输需求量与运输价格之间关系的是()。A.运输需求曲
分部工程质量验收合格的标准有()A.所含检验批的质量均应验收合格 B.所含检
最新回复
(
0
)