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
51
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] 【B2】
选项
答案
tasty
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3616481.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
WhichcountryisknownastheLandofMapleLeaf?A、Canada.B、NewZealand.C、Grea
____________(吃太多的脂肪)cancontributetoheartdisease.Eatingtoomuchfat
砌体子分部工程验收时,当发现砌体存在裂缝均不得验收。()
阻塞性黄疸的特征是:()A.血结合胆红素增多,尿胆原增高 B.血结合胆
治疗消化性溃疡的药物中,能引起轻微的腹泻的药物是( )。A.碳酸钙 B.三硅
关于肾上腺素错误的是A.激动支气管平滑肌β受体 B.可松弛支气管平滑肌 C.
我国幼儿园是对()周岁以上学龄前幼儿实施保育和教育的机构。 A.6
根据人生各阶段发展的主要特征,6—7岁儿童的发展特点有()。A.语言能力以表达机
学生在参观访问或开展其他户外活动后写作文,尽管教师做了写作指导,可学生写出来的作
设备采购收尾阶段的工作内容,不包括()。A.包装运输 B.货物交接 C.材
最新回复
(
0
)