首页
登录
职称英语
The library of congress in Washington, D.C., which【C1】______ the largest co
The library of congress in Washington, D.C., which【C1】______ the largest co
游客
2024-10-27
44
管理
问题
The library of congress in Washington, D.C., which【C1】______ the largest collection of books in the world, is fighting a battle against paper deterioration. The【C2】______ of the old books, often yellowed and torn,【C3】______ crumble when they are touched. The main culprit in the battle is the acidic paper that has【C4】______ making books since the nineteenth century.
Air pollution and moisture【C5】______ the problem.【C6】______ , the books that are most【C7】______ destruction are not the oldest books. The paper in books produced【C8】______ the last century was made【C9】______ cotton and linen rags,【C10】______ are naturally low in acid. And the Gutenberg bible,【C11】______ five centuries ago, was made of thin calfskin, and is in【C12】______ good shape. But in the nineteenth century, with widespread literacy bringing a demand for a cheaper and more plentiful【C13】______ of paper, the industry began using 【C14】______ treated wood pulp for making paper.【C15】______ the chemical in these paper that is causing today’s problem. This problem of paper deterioration is one of【C16】______ concern. France, Canada, and Austria are all doing research into the new methods of deacidification. A new technology has been【C17】______ recently, in fact, that allows for mass deacidification of【C18】______ books at the same time. It costs less than microfilming and 【C19】______ preserves books in their original form.【C20】______ there will soon be treatment facilities all over the world to preserve and deacidify library book collections. [br] 【C9】
选项
A、from
B、by
C、in
D、with
答案
A
解析
根据固定搭配:be made from(由……制成)。正确答案是A。
转载请注明原文地址:https://tihaiku.com/zcyy/3819962.html
相关试题推荐
Thecongress,bYatwo-thirdvoteineachhouse,may______anamendmenttotheCo
GeorgeWashingtonwasthefirstmannotakingwhosebirthdaywaspublicly
GeorgeWashingtonwasthefirstmannotakingwhosebirthdaywaspublicly
GeorgeWashingtonwasthefirstmannotakingwhosebirthdaywaspublicly
ThelibraryofcongressinWashington,D.C.,which【C1】______thelargestco
ThelibraryofcongressinWashington,D.C.,which【C1】______thelargestco
ThelibraryofcongressinWashington,D.C.,which【C1】______thelargestco
ThelibraryofcongressinWashington,D.C.,which【C1】______thelargestco
ThelibraryofcongressinWashington,D.C.,which【C1】______thelargestco
ThelibraryofcongressinWashington,D.C.,which【C1】______thelargestco
随机试题
[originaltext]M:I’dliketoopenasavingsaccount,please.W:Allright,ple
中国证监会设私募基金监管部,其职能不包括( )。A.拟定私募投资基金合格投资者
患儿,男,1岁,因发热、流涕1天来诊。查体:体温39.5℃,精神尚可,咽充血,心
肺源性心脏病患者呼吸衰竭时,严重缺氧及二氧化碳潴留,鼻导管供氧原则是A.低流量(
某铁路局积极采取措施,降低运输支出。该局2003年单位货运支出为5分/吨公里,与
城市的分散发展理论实际上是()理论的不断深化和运用。A.勒·柯布西埃的现代
下列关于国际贸易惯例的说法中,正确的有()。A.国际贸易惯例本身不是法律 B
当消费者处于均衡状态时,()。A.消费者在既定收入和商品价格下得到了最大满足
固定式压力容器类别划分为Ⅰ、Ⅱ、Ⅲ的依据有()。A.介质特征 B.设计压
下列关于防排烟系统施工要求错误的是()。A.防火分区隔墙两侧的防火阀,距墙表面
最新回复
(
0
)