首页
登录
职称英语
Chemistry did not emerge as a science until after the scientific revolution
Chemistry did not emerge as a science until after the scientific revolution
游客
2024-04-15
23
管理
问题
Chemistry did not emerge as a science until after the scientific revolution in the seventeenth century and then only rather slowly and laboriously. But chemical knowledge is as old as history, being almost entirely【B1】______ the practical arts of living. Cooking is 【B2】______ a chemical process: so is the melting of metals and the administration of drugs and poisons. This basic chemical knowledge, which was applied in most cases as a rule of thumb, was nevertheless【B3】______ previous experiment. It also served to 【B4】______ a fundamental curiosity about the processes themselves. New information was always being gained as artisans(工匠)improved techniques to gain better results. The development of a scientific approach to chemistry was, however,【B5】______ by several factors. The most serious problem was the vast range of material available and the 【B6】______ difficulty of organizing it into some system. In addition, there were social and intellectual difficulties: chemistry is nothing if not practical: those who practice it must use their hands, they must have a certain practical talent. Yet in many ancient【B7】______, practical tasks were primarily the province of a slave population. The thinker or philosopher【B8】______ this earthly world, where the practical arts appeared to lack any intellectual content or interest. The final problem for early chemical science was the element of secrecy. Experts in【B9】______ trades had developed their own techniques and guarded their knowledge to prevent others from stealing their【B10】______. [br] 【B7】
选项
答案
civilizations
解析
根据空格前的形容词ancient判断,空格处应该填入名词,many提示应填入名词复数形式,civilization意为“文明”。
转载请注明原文地址:https://tihaiku.com/zcyy/3555592.html
相关试题推荐
Whatisthemoststrikingimagetoemergefromthisautumn’sOccupyprotest
Whatisthemoststrikingimagetoemergefromthisautumn’sOccupyprotest
Itisfrequentlyassumedthatthemechanizationofworkhasarevolutionary
Itisfrequentlyassumedthatthemechanizationofworkhasarevolutionary
Itisfrequentlyassumedthatthemechanizationofworkhasarevolutionary
Itisfrequentlyassumedthatthemechanizationofworkhasarevolutionary
Anumberofscientificstudieshavefoundthattheamountofsugarweconsum
Anumberofscientificstudieshavefoundthattheamountofsugarweconsum
Anumberofscientificstudieshavefoundthattheamountofsugarweconsum
AccompanyingIndia’sindustrialtransformationhasbeenanotherrevolutiono
随机试题
Maslow’sHierarchyofNeedsAbrahamMaslowhasdeveloped
Aninterestingnewstudysuggeststhatpeoplemightbeabletopredicthoww
WhatdidtheletteroffertoTom?It______toTom.[originaltext]Whatdidthe
[originaltext]Anearthquakemeasuring6.7ontheRichterscalehashitnort
Itisonlyrightthatthestarsshouldbepaidinthisway.Don’tthetopme
信息系统的生命周期分为4个主要阶段,其中不包括()。A.立项阶段 B.分析阶
(2011年)某啤酒厂为增值税一般纳税人,2019年8月销售啤酒取得不含税销售额
1.据调查,目前中国60岁以上的老年人口为1.4亿,其中80岁以上的高龄老年人口
在对计算期相同的互斥方案进行评价时,常采用的动态评价方法有()。A.净现值法
仲裁协议应当具备的内容是()。A.仲裁事项、仲裁员、选定的仲裁委员会 B
最新回复
(
0
)