首页
登录
职称英语
Our ape-men forefathers had no obvious natural weapons in the struggle(1)___
Our ape-men forefathers had no obvious natural weapons in the struggle(1)___
游客
2023-11-10
26
管理
问题
Our ape-men forefathers had no obvious natural weapons in the struggle(1)_____ survival in the open. They had neither the powerful teeth nor the strong claws of the big cats. They could not (2)_____ with the bear, whose strength, speed and claws(3)_____ an impressive "small-fire" weaponry. They could not even defend themselves (4)_____ running swiftly like the horses, zebras or small animals. If the ape-men had attempted to compete on those terms(5)_____, they would have been(6)_____ to failure and extinction. But they were(7)_____ with enormous concealed advantages of a kind not possessed by any of their competitors.
In the search(8)_____ the pickings of the forest, the ape-men had(9)_____ 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(10)_____ that lay far (11)_____ the reach of the original inhabitants of the grassland. Good long-distance sight was(12)_____ 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(13)_____ they had had to do was climb a tree. Out in the open, however, this simple solution was not(14)_____. Climbing a hill would have helped, but in many places the ground was(15)______. The ape-men(16)_____ 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(17)_____. It was extremely unstable and it meant that the already slow ape-men became slower still.(18)_____, they persevered and their bone structure gradually became(19)_____ to the new, unstable position that(20)_____ them the name Homo Erectus, upright man. [br] (8)
选项
A、for
B、of
C、on
D、at
答案
A
解析
空格后的the pickings of the forest(森林中可以采摘的东西)是寻找的目标,for表示(寻找)目标.故选A。
转载请注明原文地址:https://tihaiku.com/zcyy/3175335.html
相关试题推荐
Hewasobviouslyingoodcondition.Theunderlinedwordmeans______.A、stateB、ci
Whentrappedindriftingsands,donotstruggle,oryouwillbe______indeeper
Obviously,theChairman’sremarksattheconferencewere________andnotplanned.
WhatistheargumentofRussiaasfarasthenaturalgassellingisconcerned?[
WhatistheargumentofRussiaasfarasthenaturalgassellingisconcerned?[
Angeristhenaturalreactionweexperiencewhenwefeelthreatenedor______.A、d
He’snotour______son—weadoptedhimwhenhewasthree.A、primitiveB、naturalC
Thedifferencebetweenaliquidandagasisobvious(1)_____theconditions
Thedifferencebetweenaliquidandagasisobvious(1)_____theconditions
Thedifferencebetweenaliquidandagasisobvious(1)_____theconditions
随机试题
Idon’tknowyouwanttokeeptheletter.I’ve______itup.A、tornB、givenC、br
[originaltext]W:Hello!Gladtoseeyouhere!M:Me,too.Howareyougoingthe
Yourweightaffectshowlongyoulive—butit’sextremelycomplicated
______(参加完面试),youwillberequiredtotakealanguagetest.Afterbeingintervie
TheNameGameEachyear,businessexecutivesar
可以采用不同的方法配置动态VLAN,下面列出的方法中,错误的是()。A.根据
引起嗜酸性粒细胞增多的原因是()A.伤寒 B.应激状态 C.库欣综
基金托管额作用是()A.有助于完善基金治理结构、提升基金运作专业化水平、保障基
从所给的四个选项中,选择最合适的一个填入问号处,使之呈现一定的规律性:
航道整治工程施工部署的内容和侧重点在航道整治工程施工中一般应包括()。A.确定
最新回复
(
0
)