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
14
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] 【B7】
选项
答案
flame
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3616486.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
EconomistssayconfidenceintheU.S.economyhasimprovedsincethefinancialc
EconomistssayconfidenceintheU.S.economyhasimprovedsincethefinancialc
EconomistssayconfidenceintheU.S.economyhasimprovedsincethefinancialc
Theresearchisdesignedtocontributetoanimprovedfoundationforteachertra
随机试题
SocialAging:ABillionShadesofGreyA)WarrenBuff
突出创新驱动,补齐技术短板。针对公司研发力量不强、研发结果转化利用不足、专利技术
下列哪项不属于血管壁的止血功能A.促凝物质释放反应 B.局部血液黏度下降 C
某公司安排已满16周岁的未成年人从事高强度危险工作,由文化和旅游、人力资源和社会
共用题干 WanttoBe100?ListentoThese5
根据《中华人民共和国环境影响评价法》,规划环境影响评价范围包括下列哪些项?(
为了降低货物招标采购的风险,招标人可以采取的合理措施有()。A、严格审查投标人的
徐某被何某侮辱后一直寻机报复,某日携带尖刀到何某住所将其刺成重伤。经司法鉴定,徐
关于室内给水管道施工技术要求的说法,错误的是()。A.管道绝热按其用途可分为保
下列费用中,属于建筑安装工程措施费的有()。A.社会保障费 B.环境保护费
最新回复
(
0
)