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
2023-08-19
16
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] 【B4】
选项
答案
stimulate
解析
空格位于不定式to之后,应填入原形动词,stimulate意为“刺激”。
转载请注明原文地址:https://tihaiku.com/zcyy/2939327.html
相关试题推荐
[originaltext]Theworld’ssmartestadolescentsinmathematicsandsciencea
[originaltext]Theworld’ssmartestadolescentsinmathematicsandsciencea
[originaltext]Theworld’ssmartestadolescentsinmathematicsandsciencea
TheIndustrialRevolution[A]TheIndustrialRevolutionist
TheIndustrialRevolution[A]TheIndustrialRevolutionist
TheIndustrialRevolution[A]TheIndustrialRevolutionist
TheIndustrialRevolution[A]TheIndustrialRevolutionist
[originaltext]E-booksarebringingaboutaprofoundrevolutioninthewayb
[originaltext]E-booksarebringingaboutaprofoundrevolutioninthewayb
[originaltext]Thepodcastrevolutioniseruptingallovertheworld—andsee
随机试题
老年人elderlypeople;theold/aged
[originaltext]Criticismofresearchlaysasignificantfoundationforfutur
Everyonewouldhaveheardthefamousphrase"Angerisoneshortofdanger".
莱布尼茨在“单子论”里所讲的单子有以下哪些特征()A.单子有质的规定性 B.单
不能用于测试土的不排水强度指标的试验方法是( )。A.固结不排水试验 B.不
不包括在阳证中的是A.实证 B.表证 C.以上都不是 D.虚证 E.热证
A.学习医学伦理学必须做到理论与实践相结合 B.把历史上的一切医德理论和规范都
蒸、煮、燀法炮制常用的辅料有A.酒 B.醋 C.麻油 D.蜜水 E.药汁
(2016年真题)治疗消渴时,属脾胃气虚者,宜选用的中成药是( )。A.补肾强
下列属于密闭式盾构的是()。A.土压式盾构 B.手掘式盾构 C.半
最新回复
(
0
)