2020年考研英语预习试题分享4.docxVIP

Word文档下载后（可任意编辑） 第 第 PAGE 1 页 共 NUMPAGES 1 页 2020年考研英语预习试题分享4  对于考研英语的备考来说，基础知识很重要，考生们要注重课本的重视和词汇的积累，基础打好之后就要开始做一些练习题了。今天研究生考试就来为你们带来考研英语基础试题分享，希望你们获得理想的研究生考试初试成绩！  Text 3  Up until a few decades ago, our visions of the future were largely - though by no means uniformly - glowingly positive. Science and technology would cure all the ills of humanity, leading to lives of fulfillment and opportunity for all.  Now utopia has grown unfashionable, as we have gained a deeper appreciation of the range of threats facing us, from asteroid strike to epidemic flu and to climate change. You might even be tempted to assume that humanity has little future to look forward to.  But such gloominess is misplaced. The fossil record shows that many species have endured for millions of years - so why shouldnt we? Take a broader look at our species place in the universe, and it becomes clear that we have an excellent chance of surviving for tens, if not hundreds, of thousands of years . Look up Homo sapiens in the Red List of threatened species of the International Union for the Conversation of Nature (IUCN) ,and you will read: Listed as Least Concern as the species is very widely distributed, adaptable, currently increasing, and there are no major threats resulting in an overall population decline.  So what does our deep future hold? A growing number of researchers and organisations are now thinking seriously about that question. For example, the Long Now Foundation has its flagship project a medical clock that is designed to still be marking time thousands of years hence .  Perhaps willfully , it may be easier to think about such lengthy timescales than about the more immediate future. The potential evolution of todays technology, and its social consequences, is dazzlingly complicated, and its perhaps best left to science fiction writers and futurologists to explore the many possibilities we can envisage. Thats one reason why we have launched Arc,