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
Our ape-men forefathers had no obvious natural weapons in the struggle for survival in the open. They had neither the powerful t
Our ape-men forefathers had no obvious natural weapons in the struggle for survival in the open. They had neither the powerful t
admin
2014-11-27
33
问题
Our ape-men forefathers had no obvious natural weapons in the struggle for survival in the open. They had neither the powerful teeth nor the strong claws of the big cats. They could not【C1】______with the bear, whose strength, speed and claws provided an impressive ’ small fire’ weaponry. They could not even defend themselves by running swiftly like the horses, zebras or small animals. If the ape-men had attempted to compete on those terms in the open, they would have been【C2】______to failure and extinction. But they were【C3】______with enormous concealed advantages of a kind not possessed by any of their competitors. In the search of the picking of the forest, the ape-men had【C4】______efficient stereoscopic vision and a sense of colour that the animals of the grasslands did not possess. The ability to see clearly at close range permitted the ape-men to study practical problems in a way that lay far【C5】______the search of the original inhabitants of the grassland. Good long-distance sight was quite another matter. Lack of long-distance vision had not been a problem for forest-dwelling apes and monkeys because the higher the viewpoint, the greater the range of sight—so【C6】______they had had to do was climb a tree. Out in the open, however, this simple solution was not【C7】______. Climbing a hill would have helped, but in many places the ground was flat.
The ape-men【C8】______the only possible solution. They reared up as high as possible on their hind limbs and began to walk upright.
This vital change of physical position brought about considerable disadvantages. It was extremely unstable and it meant that the already slow ape-men became slower still. However, they persevered and their bone structure gradually became【C9】______to the new, unstable position that【C10】______them the name Homo erectus, upright man.
A)compare B)driven C)match D)endowed
E)doomed F)developed G)all H)adopted
I)earned J)generated K)familiarized L)adapted
M)available N)beyond O)bestowed
【C6】
选项
答案
G
解析
此处they had had to do是定语从句,句子缺一主语,故选名次或代词,选项中,只有all符合要求,意为“他们过去必须做的一切就只是爬树”。因此,正确答案是G。
转载请注明原文地址:https://kaotiyun.com/show/Pym7777K
0
大学英语六级
相关试题推荐
Familyviolenceaffectsthebrainsofchildreninmuchthesamewaycombataffectssoldiers,accordingtoarecentstudy.There
Googlerecentlyintroducedanewservicethataddssocial-networkingfeaturestoitspopularGmailsystem.Theserviceiscalled
They’restillkids,andalthoughthere’salotthattheexpertsdon’tyetknowaboutthem,onethingtheydoagreeonisthatwh
A、Yesterday.B、Acoupleofdaysago.C、Amonthago.D、Oneweekago.D在对话中,女士提到很多天没有在一起打网球了,男士肯定了这一观点,并指出差不多有一个星期没打网球了。女士说整整一个星期了
Caughtinasqueezebetweenthehealthneedsofagingpopulationsononehandandthefinancialcrisisontheother,governments
Musicians—fromkaraokesingerstoprofessionalviolinplayers—arebetterabletoheartargetedsoundsinanoisyenvironment,ac
A、Tocalculatecalories.B、Togetkidsplayingonthecouch.C、Toencouragethekids.D、Togetkidstakingexercise.D对话中,男士提到玩具
"Blink"TechnologyA)Tiredofallthattime-consumingswiping?Creditcardsusing"contactless"technologyallowuserstopayfo
Originally,plasticwashailedforitspotentialtoreducehumankind’sheavyenvironmentalfootprint.Theearliestplasticswere
Obviously,ifyouhavetroublesleeping,thefirstthingyoushoulddoisavoidcoffee,tea,andcigarettesintheevening.You
随机试题
下列案件中,无须经过死刑复核程序审查核准的是
大便干结,小便短赤,面红身热,或兼有腹胀腹痛,口干口臭,舌红苔黄,脉滑数者,其治法为
下列功能障碍属于继发性功能障碍的是
元代设置多重司法机构不相统摄,其中专门审理僧侣狱讼的机构是:
该案例中心理咨询师在首次咨询中首先应该()。合理情绪疗法可以帮助个体达到的目标是()。
孤独、退缩、对亲人没有依恋之情,不能领会表情的含义,也不会表达自己的要求和情感,这是儿童孤独症的()。
大物理学家牛顿小时候在班上学习成绩倒数第一名,因而曾被老师和同学称作“笨蛋”。生物学家达尔文的日记里记载:教师和家长都曾认为他智力低下。世界著名的伟大作家高尔基只读过小学三年级。陶行知先生曾提醒老师们说:“你的教鞭下有瓦特,你的冷眼里有牛顿,你的讥笑中有爱
设f(x)在[0,1]上连续,在(0,1)内可导,f(0)=0,f()=1,f(1)=0.证明:存在η∈(,1),使得f(η)=η;
Goodmorning,class.Today’stopicis"IdiomsandTheirOrigins".Anidiomisaphraseorexpressionwith【C1】______.Themeaning
A、Thedirectormayblametheproblemontheman.B、Thedirectormayfiretheclerkattheregistrationdesk.C、Thedirectorisp
最新回复
(
0
)