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
34
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
Themerefact______mostpeoplebelievenuclearwarwouldbemadnessdoesnotmeanthatitwillnotoccur.
Therewasatimewhenparentswhowantedaneducationalpresentfortheirchildrenwouldbuyatypewriter,aglobeoranencyclo
Hespentallhisallowance,ranupaverylargenumberofbillsandwasaccordingly______debt.
Thefirstpersonwhousedtheword"boldfaced"isJudgingfromthecontext,"cafesociety"(Paragraph2)refersto
Studythefollowingtablecarefullyandwriteanessayinwhichyoushould1)describethechangesasisshowninthetable,
Youhaveafriendwhoisabouttoenteruniversity,andhewantsyoutogivehimsomeadviceonwhichmajortochoose:history,
Studythefollowingdrawingcarefullyandwriteanessayinwhichyoushould1)describethedrawing,2)interpretitsm
Teachersaredifferentintheiropinionsabout______.Teachersencouragethestudentstousedictionariessothat______.
Thesimpleperceptionofnaturalformsisadelight.(46)Theinfluenceoftheformsandactionsinnatureissoneedfultoman,
Thesimpleperceptionofnaturalformsisadelight.(46)Theinfluenceoftheformsandactionsinnatureissoneedfultoman,
随机试题
多西环素与四环素的共同点是
龋损形成的过程如下,除外
多脏器功能障碍综合征同源发病机()
经脉循行为“起于目内眦,上额,交巅,从巅入络脑”的经脉是()。
内部审计的主要内容不包括()
下列关于个人所得税的说法正确的是()
情感反应最有效的方法是()。
雅各宾派也被称为()
若分页系统的地址的结构如下图所示。该系统页的大小为(22)字节,页号的取值范围为(23)。
What’stheresultofObama’sforeignpolicy?
最新回复
(
0
)