首页
登录
职称英语
Scientists had thought people began manipulating fire to create tools in Eur
Scientists had thought people began manipulating fire to create tools in Eur
游客
2024-10-20
8
管理
问题
Scientists had thought people began manipulating fire to create tools in Europe about 25, 000 years ago. But the new finds suggest that people in【C1】______is now South Africa discovered that heating a stone called silcrete would make it easier to flake, allowing them to shape more 【C2】______ blades, knives, and other tools. These early engineers likely used some of these tools to hunt and butcher wide range of【C3】______, from the aggressive buffalo to the tiny rat.
This sophisticated control【C4】______ fire reflects advanced smarts, and marks the turning point【C5】______we became " uniquely human," said study leader Kyle Brown, an archaeologist at the University of Cape Town. "These people were extremely【C6】______," Brown said. "These are not the【C7】______of the classic cavemen. "
As part of the study, the researchers 【C8】______ the processes the early Africans likely【C9】______ to make the stone tools. Heated over a fire pit, the silcrete flaked and【C10】______a glossy red color.
Such craftsmanship required thinking 【C11】______, a sign of high intelligence, Brown said. People had to【C12】______ firewood, build the fire, work the stone, and then【C13】______the handle to the stone using natural adhesives. " Because(this is)such a sophisticated technology, this is something that would【C14】______ language to【C15】______ to the next generation," he added.
But paleoanthropologist John Shea isn’t convinced by the idea that " heat treating" stone was a sign of the 【C16】______to modern human behavior. " My position is that you shouldn’t 【C17】______ this event—you have to prove it," Shea said.【C18】______, Shea praised the study, saying it will 【C19】______ people to seek out other heat-treated stone tools【C20】______ in the African record. [br] 【C6】
选项
A、naive
B、stupid
C、simple
D、intelligent
答案
D
解析
语义衔接题。本段首句使用了“advanced smarts”,显然说话人认为这些早期人类是非常聪明的,故选择[D]intelligent。
转载请注明原文地址:https://tihaiku.com/zcyy/3810210.html
相关试题推荐
Whatisthelatestproblemfacingpeoplewhodrivetoschool?[br][originaltex
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
Peopletakephotographsfora【C1】______ofreasonsbutthemost【C2】_____
随机试题
Nikeisoneofthemostpowerfulmarketingforcesinthebusinessworldtoday,b
[originaltext]W:Ican’tseemtoreachtheteaatthebackofthecupboard.M:
(1)Employersbuffetedbytalkofrecessionslashed80,000jobsinMarch,the
记者招待会上,人们向他提了许多问题。Hewasaskedalotofquestionsatthepressconference.句中的“人们
屏幕的主要问题是响应时间。变化很快的视频或鼠标运动可能形成残留影像,这将会影响屏
如图所示,三铰拱、两铰拱、无铰拱截面特性相同,荷载相同,则( )。 A.各拱
A.再生 B.分化 C.增生 D.化生 E.机化肉芽组织取代坏死组织、血
甲、乙两单位签订了建设工程合同,但甲单位因丙单位的原因使合同迟延履行,则()。
教师要言传身教,不断提高自己的专业水平和思想修养,这是贯彻______的基本要求
某机构投资的A公司副董事长兼总经理、董事兼财务总监于2016年12月辞职,且没有
最新回复
(
0
)