首页
登录
职称英语
The use of fire improved early man’s life in many ways.【B1】______ made his
The use of fire improved early man’s life in many ways.【B1】______ made his
游客
2024-06-02
24
管理
问题
The use of fire improved early man’s life in many ways.【B1】______ made his food more【B2】______ . Smoking and【B3】______ food made it possible for him to keep【B4】______ longer. He could improve his【B5】______ tools and weapons by【B6】______ their points over a【B7】______ . Camp fires or flaming torches could【B8】______ away wild animals.
Fire is so important in our human life and supplies us something that could make our life more and more comfortable and easier. The most essential one is that, fire protected man from the cold. Without fire, man could only live in warm regions. But with fire, man could move north. In the coldest winter, man could stay warm in heated shelters.【B9】______ . Later he learned to make glass and to work with metals.
Step by step, soon man learned that water could be boiled and that food could be cooked in boiling water.【B10】______ . Steam machinery was important to the Industrial Revolution.【B11】______ .
Fire produces steam in electricity generating plants. The steam turns a turbine which makes electricity, which gives light.
Until right now, we could not live without fire. Imagine, what should we do if fire had disappeared from the earth? And how could we live here without fire? And our humans will be died out? We should think, about this hypothesis. [br] 【B4】
选项
答案
supplies
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3616483.html
相关试题推荐
Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehis
Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehis
Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehis
Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehis
Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehis
Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehis
Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehis
EconomistssayconfidenceintheU.S.economyhasimprovedsincethefinancialc
EconomistssayconfidenceintheU.S.economyhasimprovedsincethefinancialc
Theresearchisdesignedtocontributetoanimprovedfoundationforteachertra
随机试题
WhichofthefollowingisNOTatypicalfeatureofModernism?A、Toelevatethein
AmericanRacetotheMoonTherootsofAmerica’splantolan
TheEnglishCivilWarisalsocalledA、thePuritanRevolution.B、thesecondMagna
[originaltext]W:Wenowinterruptourregularschedulednewsprogramtobringy
MyfatherdiedwhenIwasnine.I’manonlychild.MymotherandIwere
人民法院在统计行政诉讼案件立案之日起( )日内,将起诉书副本送达被告。A.5
市场交易数量越大,交易对象的流动性越低,交易行为产生的市场冲击成本()。 A
银行承兑汇票的承兑银行,应当按照票面金额向出票人收取()的手续费。A:千分之一
在下列工程项目管理组织机构形式中,容易形成多头领导的是( )A.直线职能制和直
女孩,9岁。发热、头痛、呕吐2天,烦躁不安1天,于2月20日入院。查体:T39
最新回复
(
0
)