Why do humans, virtually alone among all animal species, display a distinct left or right-handedness? 子句类型: 简单句 连接词: 3. 句子成分 简单句 Why [状语] do [谓语] humans, [主语] virtually alone among all animal species, [状语] display [谓语] a distinct left of right-handednes...
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Why do human beings still risk their lives under ground and doing one of the dirtiest and most dangerous jobs in this world?A small group of emgineers and robotics experts picture a day in the not-too-distant future when robots and other technology do most of the dangerous mining work. ...
文章第一段提到“engi-neers and robotics experts imagine a dayin the not-too-distant future .. do most ofthe dangerous mining work”;第二段和第三段讲述了矿山机器人的发展及其优点,它们可以代替人类做一些非常危险的工作;后三段提到虽然在研发过程中遇到困难,但矿山机器人的前景是乐观的,它们将来可以...
It’s actually the remnant of a third eyelid. Known as the “plica semilunaris,” it’s much more prominent in birds and a few mammals, and functions like a windshield wiper to keep dust and debris out of their eyes. But in humans, it doesn’t work. It’s vestigial, meaning it no...
a device that can do work indefinitely without any external energy source. 一种不依赖外界能量来源 而能永远工作下去的机器。 Imagine a windmill that produced the breeze it needed to keep rotating. 想象一个可以不断鼓出吹动自己的风的风车。
intention to do sth."做某事的意图",故此处应用动词不定式作后置定语。故填to make。(6)考查现在分词。句意:然后,当警察努力控制那名男子的上半身时,马克把他的体重压在了那名男子的腿上。此处为with的复合结构,即"with+宾语+宾补",the officer与struggle之间构成主动关系,故应用现在分词作宾补。故填...
aWhy do humans, virtually alone among all animal species, display a distinct left or right handedness? Not even our closest relatives among the apes possess such decided lateral asymmetry, as psychologists call it. Yet about 90 per cent of every human population that has ever lived appears to...
D.Robots cannot do dangerous work in dark areas. 小题4:What can be the best title for the text? A.Mining Accidents in America B.Could Robots Replace Humans in Mines? C.Cave Crawler,the Latest Robot D.The Development of Robots 答案 小题1:A小题2:C小题3:C小题4:B 小题1:A解析 ...
Why People Work-for Money, for Dignity, for Advancement essaysEverybody must work. Life cannot be passed in idleness. The grass must be cut, the child must be fed, and the elderly person must be helped across the street. To feel healthy we must work ou