[永州一模]永州市2023年高考第一次适应性考试试卷生物试题答案

[永州一模]永州市2023年高考第一次适应性考试试卷生物试题答案，目前我们已经整理了[永州一模]永州市2023年高考第一次适应性考试试卷生物试题答案的各科答案和试卷，更多试卷答案请关注本答案网。

【语篇导读】本文是一篇议论文。文章介绍了人口老龄化问题的现状、社会各界对这个问题的态度以及相关的解决方案。l6.A根据上文growing old gracefully is no bad thing以及下文However,as the world population ages,willthere be enough people to replace our younger selves'?可知，空处说明了人们年龄增长的好处。故A项符合语境。l7.G根据上文A report by the Pew Research Center says...demographic make-up.和下文Governments willstruggle to provide satisfactory pensions,which are ultimately funded by taxes paid by the working population.可知，空处承上启下，说明老年人口增长给社会带来的影响。故G项符合语境。l8.E空处为段落主题句。根据下文The Pew Research Center survey...was the responsibility of the family.可知，本段主要讲述了世界各地对人口老龄化的不同态度。故E项符合语境，可以概括段落主旨。19.D Some countries thought the elderly should take care of themselves,while others thought it wasthe responsibility of the family..可知，空处承接上文，说明谁应该为老年人负责。故D项承接上文，符合语境。20.B And these include increasing the retirement age,encouraging people to save for the future,oreven convincing people to have more children.可知，这些都是人口老龄化的一些解决方案。故B项引起下文，符合语境。

【语篇导读】本文是一篇说明文。文章介绍了乐高公司为了减少对地球环境的污染，用回收塑料制作玩具积木的举措。8.A细节理解题。根据第二段的Since roughly 1960,LEGO bricks have been made from ABS plastic whichmakes LEGO bricks very tough and gives them great clutch power so that the things users build don't fall aparteasily.可知，用ABS塑料制作的乐高积木是牢固并结实的。9.C细节理解题。根据第三段的Making bricks from recycled materials could cut pollution from the company'sbricks by 70%.The goal is to make bricks out of PET plastic,which is softer than ABS plastic and can befound in things like bottles and clothing.可知，乐高公司正在制作PET塑料积木是因为PET塑料积木能减少对地球的污染。l0.C细节理解题。根据第三段的Over the past three years,the company has tested over250 different ways ofcreating LEGO bricks from recycled plastic.及第四段的The bricks will go through many different tests,which will take at least a year..可知，为了制作PET塑料积木，已经进行了大量的测试，并将有更多的测试。ll.B标题归纳题。根据第一段的The LEGO Group,whose plastic building toys are familiar to many people,has been working on making LEGO bricks out of recycled plastic.及全文内容可知，本文介绍了乐高公司用回收塑料制作积木的举措。故B项“LEGO works to make bricks from recycled plastic'”最适合作为文章标题。