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
Plastic is the panacea of the ages. Nearly every man-made object (1)_____ (2)_____ of, or at least (3)_____ its very structure,
Plastic is the panacea of the ages. Nearly every man-made object (1)_____ (2)_____ of, or at least (3)_____ its very structure,
admin
2011-10-20
50
问题
Plastic is the panacea of the ages. Nearly every man-made object (1)_____ (2)_____ of, or at least (3)_____ its very structure, to this wonder compound. Rain slickers, computer terminals, automobile engine parts, coffee cups (and the sugar stirrers too), breast implants, toy soldiers—they are all made up of plastic, or one of its many (4)_____ Since the (5)_____ of civilization, humankind bas been experimenting (6)_____ a multifunctional material—one that had to be equally strong and lightweight—to carry, contain and protect valuables. (7)_____ it could carry, contain and protect humans too, even better. Generations of tinkerers and scientists set off (8)_____ the challenge, striking gold some 170 years ago. By mixing natural rubber with sulphur they created the world’s most utilized material ever. In developing a (9)_____, malleable and durable substance, the most important inventions of the industrial age were to follow shortly thereafter. The automobile and airplane industries, to (10)_____ just two, owe their very existence to plastic. And, (11)_____ celluloid plastic strips, the Lumiere Brothers would never have brought moving pictures to the big screen.
The development of plastic is a story of human (12)_____, ingenuity and luck. (13)_____ the legend now goes, in 1839, the American inventor Charles Goodyear (the famous tyre company would later use his name) was experimenting with the sulphur treatment of natural rubber when he dropped a piece of sulphur-treated rubber on a stove. The heat seemed to give rubber (14)_____ properties. It was stronger, more (15)_____ to abrasions more elastic, much less (16)_____ to temperature, (17)_____ to gases, and highly resistant to chemicals and electric (18)_____ Eyeing this as a cheaply and easily reproduced construction material, a whirlwind of work (19)_____ and the birth of (20)_____ plastic and plastic-derivatives were born from camphor to celluloid to rayon; cellophane, polyvinyl chloride (or PVC); styrofoam and nylon were soon to follow.
选项
A、numerical
B、numerable
C、enormous
D、numerous
答案
D
解析
本题涉及形容词辨析。numerous(许多的),符合句意,为正确答案。numerical(数字的),numerable(可数的),enormous(巨大的)。
转载请注明原文地址:https://kaotiyun.com/show/93p4777K
0
考研英语一
相关试题推荐
EducationhasbeencalledAmerican’sreligion.Todaymorethan56millionAmericansareattendingschool.Thewidelydifferent
Churchesarenotallowedto______theirbeliefsonpeople,buttheyareallowedtopracticetheirfaithfreely.
TherearemorethanfortyuniversitiesinBritain—nearlytwiceasmanyasin1960.Duringthe1960seightcompletelynewoneswe
TheFrenchpianisthasnotdecidedyetwhichorchestra______.
Thewinnertakesall,itiswidelysupposedincomputingcircles.Indeed,geekshavecoinedaword,"Googlearchy",forthewayi
What’sthepublic’sopinionaboutnuclearindustry?It’simpliedthat______.
What’sthepublic’sopinionaboutnuclearindustry?Accordingtothepassage,whichofthefollowingmeasuresistheleasthelp
Youaregoingtoreadatextaboutdifferenttypesoffriendship,followedbyalistofexamples.Choosethebestexamplefromt
Istheliterarycriticlikethepoet,respondingcreatively,intuitively,subjectivelytothewrittenwordasthepoetresponds
随机试题
A.月经量增多B.接触性出血C.不规则阴道流血D.下腹痛伴恶心、呕吐E.痛经黏膜下肌瘤的主要症状
男,12岁,患再生障碍性贫血半年,因重度贫血,需要反复输血。应输注的血液成分是
急性呼吸窘迫综合征的早期病理变化不包括
下列属于广域网特点的有()。
下列不属于账簿按用途分类的是()。
情绪障碍的认知模型是()提出的。
Ifitwereonlynecessarytodecidewhethertoteachelementarysciencetoeveryoneonamassbasisortofindthegiftedfewan
主报表是基于______创建的报表。
Inthispartofthetest,youareaskedtogiveashorttalkonabusinesstopic.Youhavetochooseoneofthetopicsfromthe
Asapracticalmatter,thecopperavailableforindustrialuseshouldnotbethoughtofaslimitedbythequantityofcopperdep
最新回复
(
0
)