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
Vitamins are organic compounds necessary in small amounts in the diet for the normal growth and maintenance of life of animals,
Vitamins are organic compounds necessary in small amounts in the diet for the normal growth and maintenance of life of animals,
admin
2017-06-11
32
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.
【C7】
选项
A、undertakes
B、holds
C、plays
D、performs
答案
D
解析
本题考查动词与function的搭配。四个选项中能与function搭配的只有perform,即perform a function(具有……的功能,发挥……的作用),其他选项的常用搭配有:undertake a mission/task/project“承担使命/任务/工程”;hold a share“持有股份”;play arole/part“扮演……角色”。故选D。
转载请注明原文地址:https://kaotiyun.com/show/3yFO777K
0
考博英语
相关试题推荐
Forlaymenethnologyisthemostinterestingofthebiologicalsciencesfortheveryreasonthatitconcernsanimalsintheirno
Forlaymenethnologyisthemostinterestingofthebiologicalsciencesfortheveryreasonthatitconcernsanimalsintheirno
Petroleumproducts,suchasgasoline,kerosine,homeheatingoil,residualfueloil,andlubricatingoils,comefromonesource-crude
Thegreatchariotofsociety,whichforsolonghadrundownthegentleslopeoftradition,nowfounditselfpoweredbyaninterna
Ahundredyearsagoitwasassumedandscientifically"proved"byeconomiststhatthelawsofsocietymakeitnecessarytohave
Ahundredyearsagoitwasassumedandscientifically"proved"byeconomiststhatthelawsofsocietymakeitnecessarytohave
democracyimaginationdifferentflexibilityovercomeonlineoffertraditionalmodern
democracyimaginationdifferentflexibilityovercomeonlineoffertraditionalmodern
democracyimaginationdifferentflexibilityovercomeonlineoffertraditionalmodern
随机试题
一患有先天性室间隔缺损的孕妇现孕32周,轻微活动后出现胸闷、心悸、气短,休息时心率超过110次/分,呼吸21次/分,此患者目前首选的药物是
咽炎可分为急性咽炎和慢性咽炎。急性咽炎为咽部黏膜及黏膜下组织的急性炎症。咽淋巴组织常被累及。炎症早期可局限,随病情进展常可涉及整个咽腔,以秋冬及冬春之交较常见。慢性咽炎者需应用口含片,使用时不正确的是
设A为3阶方阵,且行列式|A|=1,则|-2A|之值为()。
搞好会计职业道德教育的关键在于( )。
进口列入《进口药品目录》的商品编码范围的药品,海关凭——签发的——办理报关验放手续。
票据的对物抗辩是指基于票据本身的内容而发生的事由所进行的抗辩。下列情形中,属于对物抗辩的理由有()。
策略博弈的本质在于参与者的决策相互依存,这种相互作用通过两种方式体现出来:第一种方式是序贯发生,参与者轮流出招;第二种方式是同时发生,参与者同时出招,但是不论如何,每个人必须明白这个博弈中还存在着其他的积极参与者,每个人都要将自己置身在他人的立场上,来评估
RemovingDamsP1:Inthelastcentury,manyofthedamsintheUnitedStateswerebuiltforwaterdiversion,agriculture,factor
Almosteverychild,onthefirstdayhesetsfootinaschoolbuilding,issmarter,more【B1】______,lessafraidofwhathedoesn
GeorgeDanielslivesinLondon.Heisawatchmaker.Hisworkcontinuesthe【B1】_______oftheEnglishwatchmakersofthe18thand
最新回复
(
0
)