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
Fire, scientists agree, helped give rise to a successful, thriving human population by providing heat for cooking and protection
Fire, scientists agree, helped give rise to a successful, thriving human population by providing heat for cooking and protection
admin
2016-06-02
41
问题
Fire, scientists agree, helped give rise to a successful, thriving human population by providing heat for cooking and protection from the cold.
But they don’t agree【C1】______when humans began using fire. Some researchers argue that it【C2】______more than a million years ago when early humans【C3】______their way to Europe from Africa, and【C4】______say it happened much later. Now, a new study reveals that humans did not【C5】______fire until about 400 000 years ago.
Two archaeologists(考古学家)in the US report their【C6】______in the current issue of the Proceedings of the National Academy of Sciences. They looked at excavation(发掘)reports and studies from 141 sites in Europe that were【C7】______1.2 million and 35 000 years old. They think there is no clear evidence of【C8】______fire use until about 400 000 years ago. In Africa,【C9】______there are several sites where there was evidence of fire, those may have been【C10】______fires that occurred in the African grassland.【C11】______, there are also sites older than 400 000 years in Europe that indicate the【C12】______of humans, with the oldest, in Spain, more than a million years old. This means that【C13】______Europe’s extreme winter climates, early humans found a way to【C14】______without the warmth of a fire.【C15】______the researchers mention, early humans are【C16】______and persistent(坚持的). But some researchers【C17】______that it is still a puzzling explanation and it still【C18】______some serious thinking about how【C19】______the human being could have survived on a seasonally【C20】______food supply despite having small teeth and small guts. Up to now, no one has solved this problem yet.
【C18】
选项
A、demands
B、commands
C、grasps
D、inquires
答案
A
解析
空格处所填入的动词应该和宾语some serious thinking构成搭配,选项中demands“需要,需求”符合句意。commands意为“命令,指挥;控制”;grasps意为“掌握;抓住”;inquires意为“询问;查究”。
转载请注明原文地址:https://kaotiyun.com/show/OQ5K777K
本试题收录于:
浙江省大学英语三级题库大学英语三级分类
0
浙江省大学英语三级
大学英语三级
相关试题推荐
Thesocialsciencesareflourishing.Asof2005,therewerealmosthalfamillionprofessionalsocialscientistsfromallfields
Tohaveaknowledge-basedeconomyandascientifically________population,developingcountriesmustinvestinfundamentalscien
Todayscientistshaveagreaterunderstandingofgeneticsanditsrulein________organisms.
ThomasMalthuspublishedhisEssayonthePrincipleofPopulationalmost200yearsago.Eversincethen,forecastershavebeingw
ThomasMalthuspublishedhisEssayonthePrincipleofPopulationalmost200yearsago.Eversincethen,forecastershavebeingw
Scientistareoftenaccusedofbeingpoorcommunicators,yettherearemanyreasonswhatscientists,inparticular,shouldbea
Scientistareoftenaccusedofbeingpoorcommunicators,yettherearemanyreasonswhatscientists,inparticular,shouldbea
随机试题
海绵状血管畸形最常见的临床表现是()
最常见的腹外疝是
按我国现行《公路钢筋混凝土及预应力混凝土桥涵设计规范》(JTGD62—2004)的计算原则,桥梁构件按承载能力极限状态计算时,基本组合的效应组合表达式为γ0·S≤R=R(fd,ad),式中S和R的含义为______。
建设工程项目实施阶段策划的主要任务是()。
关于风险处置的说法不正确的有()。
下列对商业银行声誉风险管理的表述,正确的有()。
甲公司20×8年发生的部分交易或事项如下:(1)20×8年4月1日,甲公司对9名高管人员每人授予20万份甲公司股票认股权证,每份认股权证持有人有权在20×9年2月1日按每股10元的价格购买1股甲公司股票。该认股权证不附加其他行权条件,无论行权日相关人员是
人生难免遇到各种困难,青年人的困难往往出于理想与现实之间的___________。面对社会不公,是___________还是有所作为增进社会公正?需要每个青年自己回答。填入划横线部分最恰当的一项是()。
通过以下()途径取得的文物,不能作为私人收藏文物。
证明方程组有解的必要条件是行列式并举例说明该条件是不充分的.
最新回复
(
0
)