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
Genetically modified(GM)foodstuffs are here to stay. That’s not to say that food produced by【C1】______agriculture will disappear
Genetically modified(GM)foodstuffs are here to stay. That’s not to say that food produced by【C1】______agriculture will disappear
admin
2018-10-19
110
问题
Genetically modified(GM)foodstuffs are here to stay. That’s not to say that food produced by【C1】______agriculture will disappear,【C2】______simply that food buying patterns will polarize. It may even be that GM food will become the food of【C3】______because consumers come to appreciate the health benefits of reduced【C4】______use.
The reason GM food will not go away is that we need a three-fold increase in food production by the year 2050 to keep【C5】______with the world’s【C6】______population growth to ten or eleven billion. It’s not【C7】______a question of more mouths to feed either.【C8】______is often forgotten is that all these extra people will take up space, reducing the overall land【C9】______for agriculture.
It may well be that in the long term it is the developing world【C10】______benefits most from GM foods. It’s true that for the next ten years or so GM crops may be【C11】______expensive. But the lesson of personal computers is applicable here—once the technology has been developed for money-spinning crops,【C12】______maize, soy beans and cotton, it will become【C13】______for all. This doesn’t mean, unfortunately, that families will【C14】______, but severity and duration will be helped by an【C15】______ability to produce and distribute food.
【C16】______we move into this new era of agriculture we’re embarking on a journey the world has seen any number of times with experiments before. We have been【C17】______species of wheat for several thousand years. Genetic engineers like me are not doing anything as【C18】______as making a cabbage into a cauliflower—【C19】______has been done by plant breeders in the past. We’re simply tapping into the whole gene pool,【C20】______concentrating on one species at a time."
【C17】
选项
A、refined
B、developed
C、developing
D、refining
答案
D
解析
refine的意思是“提纯,改善,改进,改良品种”,符合题意。
转载请注明原文地址:https://kaotiyun.com/show/6UUO777K
0
考博英语
相关试题推荐
Theresearchersfoundtheageatwhichyoungpeoplefirstfall______tobulliesseemstodeterminehowmuchitaffectsthem.
TheSupremeCourt’sdecisionsonphysician-assistedsuicidecarryimportantimplicationsforhowmedicineseekstorelievedying
Insuchachanging,complexsocietyformerlysimplesolutionstoinformationalneedsbecomecomplicated.Manyoflife’sproblems
Sincethedawnofhumaningenuity,peoplehavedevisedevermorecunningtoolstocopewithworkthatisdangerous,boring,burd
Sciencehaslonghadanuneasyrelationshipwithotheraspectsofculture.ThinkofGallileo’s17thcenturytrialforhisrebelli
Ithasbeenarguedthatwhereschoolsbecomebureaucratized,theybecomeboundupwiththetechniquesandimplementationofthe
rathercrawlitlittlebeforealthoughsomethingformmakeoutcut
Publicimagereferstohowacompanyisviewedbyitscustomers,suppliers,andstockholders,bythefinancialcommunity,bythe
【T1】TheagreementisoverseenbytheCommitteeonAgriculturewhichreviewsprogressintheimplementationofcommitments,andi
Mystudentsfoundthebook______;itprovidedthemwithanabundanceofinformationonthesubject.
随机试题
病人用力加腹压时,子宫颈及部分子宫体脱出阴道外口,诊断为:
债券的成本可以看作是()。
下列关于成本和费用的说法中,正确的有()。
皮亚杰认为在认识世界的原则中,最基本的一环是()。
解决好三农问题,是全部工作的重中之重,其中,“三农”是指农业、()和农民。
A、 B、 C、 D、 A每组图形最外层图形依次是圆、三角、方形,内部图形保持不变。
有家企业排污,现要关闭,但工人反对,政府派你去解决,你该怎么办?
在客观上宣告了“文化大革命”的理论和实践失败的是()。
A、 B、 C、 D、 B
WhatwasChrisaskedtodo?
最新回复
(
0
)