1.根据题意: The scientific name for humans is Homo sapiens(智人).Since modern Homo sapiens appeared around 50,000 years ago, there have been few physical changes in our evolution.人类的科学名称是智人(智人)。自从现代智人在大约5万年前出现以来,我们的进化过程中几乎没有发生什么物理变化。故答案...
Where did hominids originate? Humans first evolved in Africa, and much of human evolution occurred on that continent. The fossils of early humans who lived between 6 and 2 million years ago come entirely from Africa. When and where did the earliest hominids live how did hominids change over...
Humans would have needed a way to deal withcorpses as they decomposed, started to smell and exposed the living to flies, pathogens and scavengers. Initially, burials or other forms of body disposal may have dealt only with these practical aspects of death, becoming more sophisticated later on. ...
C【答案】C【核心短语/词汇】be able to do sth.:能够做某事【翻译】当人类知道如何耕种时,早期人类能够住在一个地方。【解析】A项意思是“他们能够用两只脚走路”,B项意思是“他们能够使用金属”,C项意思是“他们知道如何耕种”,D项意思是“他们知道如何使用火”。根据句子意思“当人类知道如何耕种时,早期人...
Early humans did not leave behind any written records.However, they left behind many paintings on the walls of the caves(洞穴) where they lived. These paintings tell about their life, and we know these early humans walked on four limbs(四肢) like apes(猿). Also, they did not live at ...
Weseehumansallaroundus.Butwhenwasthefirsthumanseen?Earlyhumansdidnotleavebehindanywrittenrecords.However,theyleftbehindmanypaintingsonthewallsofthecaves(洞穴)wheretheylived.Thesepaintingstellabouttheirlife,andweknowtheseearlyhumanswalkedonfourlimbs(四肢)likeapes(猿).Also,theydidnotliveatoneplacebutmovedfromplace...
CWeseehumansallaroundus.Butwhenwasthefirsthumanseen?Earlyhumansdidnotleavebehindanywrittenrecords.However,theyleftbehindmanypaintingsonthewallsofthecaves(洞穴)wheretheylived.Thesepaintingstellabouttheirlife,andweknowtheseearlyhumanswalkedonfourlimbs(四肢)likeapes(猿).Also,theydidnotliveatoneplacebutmovedfrompla...
根据“These paintings tell about their ife, and we know these early humans walked on fourlimbs(四肢) like apes"及"Also, they did notlive at one place but moved from place to place in search offood and water"可知,这些图画告诉我们他们的生活,走路方式,以及居住的地点,故选A。【12题详解】...
Related: When did humans discover how to use fire? "One of the key things when you're looking for evidence of fire control is an actual combustion structure — so maybe having stones arranged in a circle and then some ash in the middle, maybe some phytoliths [silica structures left by ...
the route to domestication by people has been a black box. The bones ofE. caballusall look pretty much the same, whether wild or domestic, so they couldn’t answer a longstanding question: Where and when did humans first domesticate horses, linking the two species on a road that would lea...