首页
登录
职称英语
Our ape-men forefathers had no obvious natural weapons in the struggle for
Our ape-men forefathers had no obvious natural weapons in the struggle for
游客
2023-11-22
47
管理
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【C1】______ of the big cats. They could not【C2】______ with the bear, whose strength, speed and claws【C3】______ an impressive "small-fire" weaponry. They could not even defend themselves【C4】______ 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【C5】______ to failure and extinction. But they were【C6】______ with enormous concealed advantages of a kind not possessed by any of their competitors.
In the search 【C7】______ the pickings of the forest, the ape-men had【C8】______ efficient stereoscopic vision and a sense of colour that the animals of the grasslands did not possess. The ability to see clearly at close 【C9】______ permitted the ape-men to study practical problems in a way that lay far【C10】______ the reach of the original inhabitants of the grassland. Good long-distance sight was【C11】______ 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【C12】______ they had to do was climb a tree. Out in the open, however, this simple solution was not【C13】______ Climbing a hill would have helped, but in many places the ground was flat. The ape-men【C14】______ the only possible solution. They reared up as high as possible on their【C15】______ limbs and began to walk upright.
This【C16】______ change of physical position brought about considerable【C17】______ .It was extremely unstable and it meant that the already slow ape-men became slower still.【C18】______ ,they persevered and their bone structure gradually became【C19】______ to the new, unstable position that【C20】______ them the name Homo erectus, upright man. [br] 【C14】
选项
A、chose
B、adopted
C、accepted
D、took
答案
B
解析
adopt采用。
转载请注明原文地址:https://tihaiku.com/zcyy/3208475.html
相关试题推荐
AMarxistsociologisthasarguedthatracismstemsfromtheclassstruggle
AMarxistsociologisthasarguedthatracismstemsfromtheclassstruggle
Bycuttingdowntreeswe______thenaturalhabitatofbirdsandanimals.A、damag
Canalsarewatercoursesconstructedtoimproveandextendnaturalwaterways
Ourape-menforefathershadnoobviousnaturalweaponsinthestruggleforsu
Ourape-menforefathershadnoobviousnaturalweaponsinthestruggleforsu
Ourape-menforefathershadnoobviousnaturalweaponsinthestruggleforsu
Ourape-menforefathershadnoobviousnaturalweaponsinthestruggleforsu
Ourape-menforefathershadnoobviousnaturalweaponsinthestruggleforsu
Ourape-menforefathershadnoobviousnaturalweaponsinthestruggleforsu
随机试题
Itisn’tcoldenoughforthere______afrosttonight,soIcanleaveJim’scarou
Aperson’shomeisasmuchareflectionofhispersonalityastheclotheshe
CreativeThinkingI.Factstobeknownaboutcreativethi
[originaltext]M:Excusememadam.W:Yes?M:Iwonderwhetheryou’dhelpus.We
Ifyou’rehappyandyouknowit,maybeyoureallyshouldclapyourhands.Th
灭火剂输送管道气压强度试验应遵守下列规定:()A.试验前,必须用加压介质进行预
下列关于配电室布置要求的说法中,错误的是( )。A.配电拒正面的操作宽度,单列
下列关于单位定期存款的表述错误的是( )。A.单位定期存款期限分为3个月、半年、
治疗精神恍惚,心神不宁,悲忧善哭,时时欠伸,舌淡苔薄白,脉弦细等证。选择其治法应
根据法律规定,下列行为中,属于无效法律行为的有( )。A.代理人超越代理权限订立
最新回复
(
0
)