The use of fire has been a giant leap in the ___ of human history, contributing to advances in health and away from illness.A. processionB. wayC. courseD. route 相关知识点: 试题来源: 解析 C 这道题的意思是火的使用在人类历史的什么当中是一个巨大的飞跃,有助于健康进步和远离疾病。A. pr...
Fire plays a very important role in human history. In ancient times, human beings used fire to frighten wild animals, such as bears, lions, wolves and so on. Sometimes, fire was used to defeat their enemies in wars. People also found that fire could provide light. Since then, people cou...
The on'Fire plays a very important role in human history. In ancient times, human beings used fire to frighten wild animals, such as bears, lions, wolves2 and so on. Sometimes, fire was used to defeat their enemies in wars. People also found that fire could provide light. Since then,...
Fire and human history of a barren- forest mosaic in southern Indiana. Am. Midl. Nat. 149: 21-34.Guyette, R. P., D. C. Dey, and M. C. Stambaugh. 2003. Fire and human history of a barren-forest mosaic in southern Indiana. American Midland Naturalist 149:21-34....
相关知识点: 试题来源: 解析 A。“the discovery of fire”是单数,且“在人类历史中有重大意义”是一种客观事实,用一般现在时,谓语动词用 has。B 选项 have 用于复数;C 选项 had 是一般过去时;D 选项 is having 是现在进行时,均不符合。反馈 收藏 ...
A significant step on the way to the top of the food chain was the domestication offire. 800,000 years ago, human used fire occasionally. 300,000 years ago,Homo eretus, Neanderthals, and the forefathers ofHomo Sapienswere using fire as their daily basis. ...
fire-adapted—the species of plants and animals native to the ecosystems areenhancedby or dependent on the occurrence of fire to persist and reproduce. The use of prescribed fire in those systems can improve ecological conditions, especially in areas that have been fire-suppressed by humans, and...
On the contrary, from 3000 cal yr BP, fire frequency seems to be driven by agro-pastoral activities with a very regular distribution of events. During this period fire was used as a prominent agent of landscape management. 展开 关键词: Macroscopic charcoal Fire regime Human impact Climate ...
In the long perspective of human evolutionary development, dictionaries have been known through only a slight fraction of language history. People at first simply talked without having anyauthoritativebacking from reference books. A short Akkadian word list, from central Mesopotamia, has survived from ...
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