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
2025-05-05
9
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,【21】 do they construct or build any part of the body. They are needed for【22】 foods into energy and body maintenance. There are thirteen or more of them, and if【23】 is missing a deficiency disease becomes【24】
Vitamins are similar because they are【25】 of the same elements--usually carbon, hydrogen, oxygen, and【26】. nitrogen. They are different【27】 their elements are arranged【28】, and each vitamin【29】 one or more specific【30】 in the body.
【31】 enough vitamins is essential to life,【32】 the body has no nutritional use for【33】 vitamins. Many people,【34】, believe in being on the "safe side" and thus take extra vitamins. However, a【35】 diet will usually meet all the body’s vitamin needs. [br]
选项
A、any
B、some
C、anything
D、something
答案
A
解析
any意为“任何一种”,这儿指any vitamin,谓语动词用单数is。
转载请注明原文地址:http://tihaiku.com/zcyy/4063291.html
相关试题推荐
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Vitaminsareorganiccompoundsnecessaryinsmallamountsinthedietforth
Telephonessavethefeetandendlessamountsoftime.Thisisduepartlytothe
Sinceneithersidewasreadyto______whatwasnecessaryforpeace,hostilityw
随机试题
[originaltext]W:Haveyoueverbeenchasedbyadog,Keith?M:No,Ihaven’t,i
Britainmaynotalwayscheck【C1】______properly,butitissadlygoodaterec
[originaltext]W:Hey,Mark,couldyoutellmeaboutthefirstjobyoueverhad?
初中地理《温带大陆性气候》 一、考题回顾 二、考题解析 【教学
某沥青性能指标试验记录表如下,根据数据回答下列问题:(4)下列说法错误的是()
女性,32岁,乏力伴双上眼睑暗紫红色斑疹3个月余,伴双上肢肌肉疼痛,最可能的诊断
中医对疾病的各种病理变化可以概括为()A.气血不和 B.邪正盛衰 C.
( )是物流体系中由运输派生出来的功能。A.物流的配送功能 B.物流的包装功
下列关于外资企业收购境内上市公司的表述中,正确的有()。A:可属外资限制投资行业
平洞开挖时,开挖循环进尺在()类围岩中一般控制在2m以内。A.Ⅱ B.Ⅲ
最新回复
(
0
)