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
考研
According to myth, Rwanda’s ancient line of kings descended from a man with secret knowledge: He could【B1】______ordinary rock in
According to myth, Rwanda’s ancient line of kings descended from a man with secret knowledge: He could【B1】______ordinary rock in
admin
2015-12-28
72
问题
According to myth, Rwanda’s ancient line of kings descended from a man with secret knowledge: He could【B1】______ordinary rock into smooth, gleaming iron.【B2】______this new technology, he taught his people to make hard, durable weapons for defeating their enemies and sharp axes for cutting the forest to make fields. By the time the first Europeans arrived in the 19th century, iron had become【B3】______in the kingdom of Rwanda
Other traditional African societies tell stories of【B4】______ironworkers who descended from heaven or came from other lands. The prevalence of such legends【B5】______the importance of ironworking in these cultures, and archaeologists have long wondered if the arrival of iron metallurgy【B6】______the growth of complex early societies. Did foreigners【B7】______bring ironworking to Africa, or did Africans invent it themselves?
Entering the Iron Age was not easy. Metalworkers had to melt ore at【B8】______temperatures and then repeatedly hammer and reheat the spongy metal. The traditional view is that metallurgists in Turkey were the first to melt iron ore【B9】______, beginning around 1800 B.C.E. Initially, they【B10】______the new metal for precious【B11】______or ritual objects. But by 1200 B.C.E., workers in the Levant were boiling out【B12】______amounts of iron.
The metal had a major【B13】______on societies. Iron was a transformative metal. Iron ores are much more【B14】______than copper or the tin needed to make bronze. Bronze was【B15】______costly and largely limited【B16】______use in ritual objects and goods for【B17】______. But once cultures learned to melt iron, they could put iron tools into the hands of【B18】______people for clearing forests and tilling the【B19】______. This boosted agricultural yields, increased the numbers of villages, and【B20】______ever more social complexity.
【B6】
选项
A、spurred
B、justified
C、erected
D、prevented
答案
A
解析
语义逻辑题,考查词义辨析。解题关键词是空格后的growth,且根据上文的种种表述,可判断铸铁的工艺是“促进”发展的,因而排除D项选A项。
转载请注明原文地址:https://kaotiyun.com/show/MmsZ777K
0
考研英语一
相关试题推荐
【F1】Breathingparticulate-laden(akasmoggy)airmaybehardeningyourarteriesfasterthannormal,accordingtoresearchpublishe
【F1】Sendingyourchildtopianoorviolinlessonsinabidtoboosttheiracademicachievementisawasteofmoney,accordingto
[A]Whattodoasastudent[B]Variousdefinitionsofplagiarism[C]Ideasshouldalwaysbesourced[D]Ignorancecanbeforgiven[
TheearlyretirementofexperiencedworkersisseriouslyharmingtheU.S.economy,accordingtoanewreportfromtheHudsonIn
TheearlyretirementofexperiencedworkersisseriouslyharmingtheU.S.economy,accordingtoanewreportfromtheHudsonIn
Thefollowingparagraphsaregiveninawrongorder.ForQuestions41-45,youarerequiredtoreorganizetheseparagraphsinto
GivenalltheroilingdebatesabouthowAmerica’schildrenshouldbetaught,itmaycomeasasurprisetolearnthatstudentssp
InAugust,environmentalistsinthePhilippinesvandalizedafieldofGoldenRice,anexperimentalgrainwhosegeneshadbeenmo
InAugust,environmentalistsinthePhilippinesvandalizedafieldofGoldenRice,anexperimentalgrainwhosegeneshadbeenmo
[A]TheLaborDepartmentexpectstwomillionnewjobsthisyearontopofthe1.7millioncreatedlastyear.Helpingtofuelwha
随机试题
用改良牛鲍计数板计数红细胞时,以N表示五个中方格内红细胞总数,则红细胞的计算式应为
消化性溃疡抗Hp的三联疗法正确的是()。
施工机械设备类型按动力装置形式可分为()。
下列不属于会计职业道德自我教育范围的有()。
关于合营企业注册资本与投资总额的比例,下列表述中正确的有()。
“八七”会议后,中共中央临时政治局决定让毛泽东以中央特派员身份到湖南传达“八七”会议精神,改组省委,领导秋收起义。1927年9月9日,()边界秋收起义爆发。
已知等差数列{an}的前n项和为Sn,若且A,B,C三点共线(该直线不过点0),则S86=________.
简述我国宪法规定的责任制原则的表现形式及其意义。
春江师范大学的同学们普遍抱怨各个食堂的伙食太差。然而唯独一年前反映最差的风味食堂,这一次抱怨的同学人数比较少。学校后勤部门号召其他各个食堂向风味食堂学习.共同改善学生关心的伙食问题。下列哪项如果为真,将表明学校后勤部门的这个决定是错误的?
设函数f(x)满足关系f”(x)+f’2(x)=z,且f’(0)=0,则().
最新回复
(
0
)