2027高考英语50句长难句(原句+主干拆解+翻译+核心考点)|2024_2026真题梳理版

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长难句是高考英语阅读、七选五、语法填空的拦路虎。很多同学单词认识，但是读不懂句子，根源是不会剥离修饰成分、找出主干。

本篇精选2024–2026新高考I/II卷、全国甲乙卷真题长难句，一共50句，每一句都标注原句、主干拆解、中文翻译、核心语法考点，适合2027高三一轮、二轮复习，每天精读，训练拆句能力。

使用方法：先遮住拆解和翻译，自己找主干，再对照解析复盘，把考点标记在旁边。

1. 原句：As the world races to decarbonize everything, it faces particular problems with transportation—which accounts for about a quarter of our energy-related greenhouse gas emissions.

主干：it faces particular problems

翻译：当全世界竞相推动各领域脱碳时，交通运输领域面临着特殊难题，该领域的温室气体排放量约占能源相关排放总量的四分之一。

核心考点：as引导时间状语从句；which引导非限制性定语从句

2. 原句：Describing her alarm at its proposed replacement with an expressway, Jane Jacobs called on her mayor to champion "New York as a decent place to live, and not just rush through."

主干：Jane Jacobs called on her mayor

翻译：简·雅各布斯对该地块拟被高速公路取代感到担忧，她呼吁市长把纽约打造为宜居之城，而不是仅供匆匆穿行的通道。

核心考点：现在分词作原因状语；call on sb. to do 固定搭配

3. 原句：We’ll explore beautiful park sites while conducting invasive plant removal, winter planting, and seed collection.

主干：We’ll explore beautiful park sites

翻译：我们将探访优美的公园场地，同时开展入侵植物清除、冬季栽植以及种子收集工作。

核心考点：while引导省略式时间状语从句（主从句主语一致，省略主语+be）

4. 原句：I decided that I wanted to learn as many words as I could and started marking every entry I looked up with a pencil to measure my progress.

主干：I decided … and started marking every entry

翻译：我决定尽可能多地学习单词，并且用铅笔标记每一个查阅的词条，以此衡量自己的学习进度。

核心考点：that宾语从句；as…as比较状语；省略关系词的定语从句；不定式作目的状语

5. 原句：SoFi Stadium requires you to park strictly in your assigned zone, and guests must enter through the exact gate indicated on their color-coded digital parking pass.

主干：SoFi Stadium requires you to park; guests must enter through the exact gate

翻译：索菲体育场要求车辆严格停放在指定区域，访客必须从彩色电子停车凭证上标注的入口入场。

核心考点：and并列句；过去分词indicated作后置定语

6. 原句：One thing Murphy may not know is that her smile is contagious and can be the difference in a student having a much better day than they were having before seeing her.

主干：One thing is that her smile is contagious and can be the difference

翻译：墨菲或许不知道，她的笑容很有感染力，能让学生的一天，比见到她之前美好很多。

核心考点：省略that的定语从句修饰one thing；that表语从句；than比较状语从句

7. 原句：If you’re among the groups of people who are enjoying the mental and physical health benefits of surrounding yourself with plants, don’t beat yourself up if one doesn’t make it.

主干：don’t beat yourself up

翻译：如果你是享受绿植带来身心益处的人群之一，就算有一盆植物没能养活，也不必苛责自己。

核心考点：两层if条件状语从句；who限制性定语从句

8. 原句：Maybe that feeling comes from growing up in South Africa, where the phrase “there are children starving in Africa” was more of an uncomfortable reminder of fact than a prayer at dinner time.

主干：that feeling comes from growing up in South Africa

翻译：或许这份感受源于我在南非的成长经历，在那里，“非洲还有挨饿的孩子”这句话，与其说是饭前祷词，不如说是一句令人不安的现实提醒。

核心考点：where非限制性定语从句；more of…than… 与其说…不如说

9. 原句：At the end of the thirty days, you will then add back a small number of carefully chosen online activities that you believe will provide massive benefits to the things you value.

主干：you will add back a small number of online activities

翻译：三十天结束之后，你可以重新恢复少量精心挑选的线上活动，你认为这些活动能够给你珍视的事物带来巨大益处。

核心考点：that定语从句（插入you believe）；省略关系词的定语从句you value

10. 原句：It is a distinct visual contrast that shouldn't work, but somehow these two very different worlds make a good combination.

主干：It is a distinct visual contrast; these two worlds make a good combination

翻译：这是一种鲜明的视觉反差，本很难相融，但这两个截然不同的世界，却奇妙地融合在一起。

核心考点：that限制性定语从句；but并列转折句

11. 原句：Habitat loss, pesticide use, and climate change have caused dramatic declines in pollinator populations over the past couple of decades, which has damaged the U.S. agricultural economy.

主干：Habitat loss, pesticide use, and climate change have caused dramatic declines

翻译：在过去几十年间，栖息地丧失、农药使用以及气候变化造成传粉昆虫数量锐减，进而损害了美国的农业经济。

核心考点：which非限制性定语从句，指代前面整件事

12. 原句：Your guide will provide a history lesson about the trees and the famous monuments where they blossom.

主干：Your guide will provide a history lesson

翻译：导游会为你讲解这些花木以及盛放花木的知名纪念碑的相关历史。

核心考点：where引导定语从句，先行词monuments

13. 原句：Morning or Afternoon, this bike tour is the perfect tour for D.C. newcomers and locals looking to experience Washington D.C. in a healthy way with minimum effort.

主干：this bike tour is the perfect tour

翻译：无论是上午还是下午，这场骑行游览都非常适合新来者和本地居民，以轻松健康的方式感受华盛顿特区。

核心考点：名词短语作状语；现在分词looking作后置定语

14. 原句：An officer arriving at the scene of a crash could ask for the phones of the drivers and use the Textalyzer to check in the operating system for recent activity.

主干：An officer could ask for the phones and use the Textalyzer

翻译：抵达车祸现场的警官可以索要驾驶员的手机，使用文本分析仪，在操作系统中查看近期操作记录。

核心考点：arriving现在分词后置定语；不定式to check作目的状语

15. 原句：In part one, I describe the philosophical foundations of digital minimalism, starting with an examination of the forces that are making so many people’s digital lives increasingly intolerable, before moving on to a detailed discussion of the digital minimalism philosophy.

主干：I describe the philosophical foundations

翻译：在第一部分，我阐述数字极简主义的哲学基础，先剖析那些让很多人的数字生活越来越难以忍受的因素，再详细探讨数字极简主义理念。

核心考点：starting现在分词作伴随状语；that定语从句；before分词结构

16. 原句：Beijing is a city bridging the ancient and the modern. From Buddhist temples tombs2027高考英语50句长难句(原句+主干拆解+翻译+核心考点)｜2024_2026真题梳理版导语长难句是高考英语阅读、七选五、语法填空的拦路虎。很多同学单词认识，但是读不懂句子，根源是不会剥离修饰成分、找出主干。本篇精选2024–2026新高考I/II卷、全国甲乙卷真题长难句，一共50句，每一句都标注原句、主干拆解、中文翻译、核心语法考点，适合2027高三一轮、二轮复习，每天精读，训练拆句能力。使用方法：先遮住拆解和翻译，自己找主干，再对照解析复盘，把考点标记在旁边。1. 原句：As the world races to decarbonize everything, it faces particular problems with transportation—which accounts for about a quarter of our energy-related greenhouse gas emissions.主干：it faces particular problems翻译：当全世界竞相推动各领域脱碳时，交通运输领域面临着特殊难题，该领域的温室气体排放量约占能源相关排放总量的四分之一。核心考点：as引导时间状语从句；which引导非限制性定语从句2. 原句：Describing her alarm at its proposed replacement with an expressway, Jane Jacobs called on her mayor to champion "New York as a decent place to live, and not just rush through."主干：Jane Jacobs called on her mayor翻译：简·雅各布斯对该地块拟被高速公路取代感到担忧，她呼吁市长把纽约打造为宜居之城，而不是仅供匆匆穿行的通道。核心考点：现在分词作原因状语；call on sb. to do 固定搭配3. 原句：We’ll explore beautiful park sites while conducting invasive plant removal, winter planting, and seed collection.主干：We’ll explore beautiful park sites翻译：我们将探访优美的公园场地，同时开展入侵植物清除、冬季栽植以及种子收集工作。核心考点：while引导省略式时间状语从句（主从句主语一致，省略主语+be）4. 原句：I decided that I wanted to learn as many words as I could and started marking every entry I looked up with a pencil to measure my progress.主干：I decided … and started marking every entry翻译：我决定尽可能多地学习单词，并且用铅笔标记每一个查阅的词条，以此衡量自己的学习进度。核心考点：that宾语从句；as…as比较状语；省略关系词的定语从句；不定式作目的状语5. 原句：SoFi Stadium requires you to park strictly in your assigned zone, and guests must enter through the exact gate indicated on their color-coded digital parking pass.主干：SoFi Stadium requires you to park; guests must enter through the exact gate翻译：索菲体育场要求车辆严格停放在指定区域，访客必须从彩色电子停车凭证上标注的入口入场。核心考点：and并列句；过去分词indicated作后置定语6. 原句：One thing Murphy may not know is that her smile is contagious and can be the difference in a student having a much better day than they were having before seeing her.主干：One thing is that her smile is contagious and can be the difference翻译：墨菲或许不知道，她的笑容很有感染力，能让学生的一天，比见到她之前美好很多。核心考点：省略that的定语从句修饰one thing；that表语从句；than比较状语从句7. 原句：If you’re among the groups of people who are enjoying the mental and physical health benefits of surrounding yourself with plants, don’t beat yourself up if one doesn’t make it.主干：don’t beat yourself up翻译：如果你是享受绿植带来身心益处的人群之一，就算有一盆植物没能养活，也不必苛责自己。核心考点：两层if条件状语从句；who限制性定语从句8. 原句：Maybe that feeling comes from growing up in South Africa, where the phrase “there are children starving in Africa” was more of an uncomfortable reminder of fact than a prayer at dinner time.主干：that feeling comes from growing up in South Africa翻译：或许这份感受源于我在南非的成长经历，在那里，“非洲还有挨饿的孩子”这句话，与其说是饭前祷词，不如说是一句令人不安的现实提醒。核心考点：where非限制性定语从句；more of…than… 与其说…不如说9. 原句：At the end of the thirty days, you will then add back a small number of carefully chosen online activities that you believe will provide massive benefits to the things you value.主干：you will add back a small number of online activities翻译：三十天结束之后，你可以重新恢复少量精心挑选的线上活动，你认为这些活动能够给你珍视的事物带来巨大益处。核心考点：that定语从句（插入you believe）；省略关系词的定语从句you value10. 原句：It is a distinct visual contrast that shouldn't work, but somehow these two very different worlds make a good combination.主干：It is a distinct visual contrast; these two worlds make a good combination翻译：这是一种鲜明的视觉反差，本很难相融，但这两个截然不同的世界，却奇妙地融合在一起。核心考点：that限制性定语从句；but并列转折句11. 原句：Habitat loss, pesticide use, and climate change have caused dramatic declines in pollinator populations over the past couple of decades, which has damaged the U.S. agricultural economy.主干：Habitat loss, pesticide use, and climate change have caused dramatic declines翻译：在过去几十年间，栖息地丧失、农药使用以及气候变化造成传粉昆虫数量锐减，进而损害了美国的农业经济。核心考点：which非限制性定语从句，指代前面整件事12. 原句：Your guide will provide a history lesson about the trees and the famous monuments where they blossom.主干：Your guide will provide a history lesson翻译：导游会为你讲解这些花木以及盛放花木的知名纪念碑的相关历史。核心考点：where引导定语从句，先行词monuments13. 原句：Morning or Afternoon, this bike tour is the perfect tour for D.C. newcomers and locals looking to experience Washington D.C. in a healthy way with minimum effort.主干：this bike tour is the perfect tour翻译：无论是上午还是下午，这场骑行游览都非常适合新来者和本地居民，以轻松健康的方式感受华盛顿特区。核心考点：名词短语作状语；现在分词looking作后置定语14. 原句：An officer arriving at the scene of a crash could ask for the phones of the drivers and use the Textalyzer to check in the operating system for recent activity.主干：An officer could ask for the phones and use the Textalyzer翻译：抵达车祸现场的警官可以索要驾驶员的手机，使用文本分析仪，在操作系统中查看近期操作记录。核心考点：arriving现在分词后置定语；不定式to check作目的状语15. 原句：In part one, I describe the philosophical foundations of digital minimalism, starting with an examination of the forces that are making so many people’s digital lives increasingly intolerable, before moving on to a detailed discussion of the digital minimalism philosophy.主干：I describe the philosophical foundations翻译：在第一部分，我阐述数字极简主义的哲学基础，先剖析那些让很多人的数字生活越来越难以忍受的因素，再详细探讨数字极简主义理念。核心考点：starting现在分词作伴随状语；that定语从句；before分词结构16. 原句：Beijing is a city bridging the ancient and the modern. From Buddhist temples tombs, narrow hutong royal palaces, it is home to more than 3,000 years of glorious history even down to its layout.主干：Beijing is a city翻译：北京是一座连接古今的城市。从古寺古墓、窄巷胡同到皇家宫殿，就连城市布局，都承载着三千多年灿烂的历史。核心考点：bridging现在分词后置定语17. 原句：For all its ancient buildings, Beijing is also a place that welcomes the fast-paced development of modern life, with 21st-century architectural wonders standing side by side with historical buildings of the past.主干：Beijing is also a place翻译：尽管拥有众多古建筑，北京同样拥抱现代生活的高速发展，二十一世纪的建筑奇观与历史古建并肩而立。核心考点：that定语从句；with + 宾语 + doing 独立主格结构18. 原句：It is a distinct visual contrast that shouldn’t work, but somehow these two very different worlds make a good combination.主干：It is a distinct visual contrast; these two worlds make a good combination翻译：这是强烈的视觉反差，本难以协调，但这两个完全不同的世界，巧妙地融为一体。核心考点：定语从句；并列转折句19. 原句：Having visited several times over the last 10 years, I was amazed by the co-existence of old and new, and how a city was able to keep such a rich heritage.主干：I was amazed by the co-existence and how a city was able to keep such a rich heritage翻译：过去十年间我多次到访，我惊叹于新旧事物共存的景象，惊叹这座城市能够留存如此丰厚的文化遗产。核心考点：having done现在分词完成式作状语；how引导宾语从句20. 原句：As a photographer, I have spent the last two years recording everything I discovered.主干：I have spent the last two years recording everything翻译：作为一名摄影师，过去两年我一直在记录我发现的一切。核心考点：spend time doing；省略关系词定语从句I discovered21. 原句：The remarkable development of this city, which is consciously designed to protect the past while stepping into the modern world, means there is always something new to discover here.主干：The remarkable development means there is always something new翻译：这座城市的发展极具特色，它在迈入现代世界的同时有意识守护过往，意味着这里永远有新鲜事物等待发掘。核心考点：which非限制性定语从句；while省略状语从句；there be宾语从句22. 原句：If you want to see a show that combines music, singing, drama, poetry and costume design with explosive effect, The revenge of Prince Zidan ticks all the boxes.主干：The revenge of Prince Zidan ticks all the boxes翻译：如果你想看一场融合音乐、演唱、戏剧、诗歌、服饰设计，极具冲击力的演出，《王子复仇记》再合适不过。核心考点：if条件状语从句；that定语从句；combine…with…固定短语23. 原句：What many people fail to realize is that happiness is not something you find at the end of the road, but something you create along the way.主干：What many people fail to realize is that happiness is not something, but something翻译：很多人没有意识到，幸福不是路尽头等待你找到的东西，而是你沿途亲手创造的事物。核心考点：what主语从句；that表语从句；not…but…不是…而是24. 原句：While online communication brings convenience, it cannot replace face-to-face talks where we read body language and share true feelings.主干：it cannot replace face-to-face talks翻译：尽管线上交流带来便利，但是它无法替代面对面沟通，在面对面交流中我们读懂肢体语言、分享真情实感。核心考点：while让步状语从句；where定语从句25. 原句：Students who develop good reading habits tend to have a wider vocabulary and a deeper understanding of what they read.主干：Students tend to have a wider vocabulary and a deeper understanding翻译：养成良好阅读习惯的学生，往往词汇量更大，对所读内容理解更深。核心考点：who限制性定语从句；what宾语从句26. 原句：The reason why he refused the offer is that he prefers to work on his own rather than in a team.主干：The reason is that he prefers to work on his own翻译：他拒绝这份邀约的原因是，相比团队协作，他更喜欢独立工作。核心考点：why定语从句；that表语从句；prefer to do rather than do27. 原句：Once you have mastered the basic rules of sentence structure, you will find it much easier to analyze complicated long sentences.主干：you will find it much easier to analyze complicated long sentences翻译：一旦掌握句子结构的基础规则，你会发现分析复杂长句简单很多。核心考点：once条件状语从句；it形式宾语28. 原句：The book written by the famous writer focuses on the challenges that young people meet when they step into society.主干：The book focuses on the challenges翻译：这位知名作家写的这本书，聚焦年轻人步入社会时遇到的种种挑战。核心考点：written过去分词后置定语；that定语从句；when时间状语从句29. 原句：It took the scientists several years to carry out the research that finally led to the important discovery.主干：It took the scientists several years to carry out the research翻译：科学家们花费数年开展这项研究，最终促成了这项重大发现。核心考点：it形式主语；that定语从句30. 原句：Anyone who is willing to put in consistent efforts will eventually make progress no matter how slow the pace is.主干：Anyone will eventually make progress翻译：任何愿意持续付出努力的人，无论进度多慢，终会取得进步。核心考点：who定语从句；no matter how引导让步状语从句31. 原句：We should value every chance that allows us to communicate with native speakers, because it helps us improve our oral English.主干：We should value every chance翻译：我们应当珍惜每一个可以和母语者交流的机会，因为这有助于提升英语口语。核心考点：that定语从句；because原因状语从句32. 原句：What impresses me most is that ordinary people can also make great contributions to society if they stick to what they believe in.主干：What impresses me most is that ordinary people can make great contributions翻译：最让我触动的是：普通人只要坚守自己的信念，同样可以为社会做出巨大贡献。核心考点：what主语从句、宾语从句；that表语从句；if条件状语从句33. 原句：The village where my grandfather lived for 60 years has now turned into a tourist attraction that draws thousands of visitors every year.主干：The village has now turned into a tourist attraction翻译：我祖父生活了六十年的村庄，如今已经变成一处每年吸引成千上万游客的景点。核心考点：where定语从句；that定语从句34. 原句：Although the task is difficult, we will finish it before the deadline as long as we cooperate closely with each other.主干：we will finish it翻译：虽然这项任务难度很大，但只要我们紧密协作，就能在截止日期前完成。核心考点：although让步状语从句；as long as条件状语从句35. 原句：Many experts hold the view that the development of AI will change the way people learn and work in the near future.主干：Many experts hold the view翻译：很多专家认为，人工智能的发展在不久的将来会改变人们学习和工作的方式。核心考点：that同位语从句；the way后省略引导词的定语从句36. 原句：When faced with difficulties, the first thing that we should do is calm down and try to find practical solutions.主干：the first thing is calm down and try to find practical solutions翻译：面对困境时，我们首先要做的是冷静下来，尽力寻找可行方案。核心考点：when省略状语从句；that定语从句（先行词有序数词）37. 原句：There is no doubt that regular exercise can strengthen our body and reduce the pressure that comes from study and work.主干：There is no doubt翻译：毫无疑问，规律运动可以强健体魄，缓解学习、工作带来的压力。核心考点：that同位语从句；that限制性定语从句38. 原句：Those who are addicted to short videos may find it hard to concentrate on what they are supposed to do.主干：Those may find it hard to concentrate on what they are supposed to do翻译：沉迷短视频的人，很难专心完成本该完成的事情。核心考点：who定语从句；it形式宾语；what宾语从句39. 原句：We all admire the way she deals with problems, which shows her excellent ability to control her emotions.主干：We all admire the way翻译：我们都佩服她处理问题的方式，这体现出她出色的情绪管控能力。核心考点：the way定语从句；which非限制性定语从句指代整件事40. 原句：It is high time that we took action to protect wild animals that are being threatened by human activities.主干：It is high time that we took action翻译：我们是时候采取行动，保护那些正受到人类活动威胁的野生动物了。核心考点：It is high time that从句（虚拟语气）；that定语从句；现在进行时被动41. 原句：Whether we can achieve our goals largely depends on whether we can keep trying even when we meet failures.主干：Whether we can achieve our goals largely depends on whether we can keep trying翻译：我们能否达成目标，很大程度上取决于遭遇失败时，我们是否还能坚持尝试。核心考点：whether主语从句、宾语从句；when时间状语从句42. 原句：The report released last month suggests that more teenagers are paying attention to environmental protection.主干：The report suggests that more teenagers are paying attention to environmental protection翻译：上个月发布的这份报告表明，越来越多青少年开始关注环境保护。核心考点：released过去分词后置定语；that宾语从句43. 原句：No sooner had he arrived home than he was asked to start another task which was urgent.主干：he was asked to start another task翻译：他刚到家，就被安排去完成另一项紧急任务。核心考点：no sooner…than…倒装句；which定语从句44. 原句：Only when you put what you have learned into practice can you really master the knowledge.主干：you can really master the knowledge翻译：只有把所学付诸实践，你才能真正掌握知识。核心考点：only+状语从句置于句首，主句部分倒装；what宾语从句45. 原句：The professor gave us a lecture on how we can improve reading speed while keeping good understanding.主干：The professor gave us a lecture翻译：这位教授给我们做讲座，讲解如何在保证理解质量的同时提升阅读速度。核心考点：how引导宾语从句；while省略状语从句46. 原句：The fact that he has made up his mind to give up the competition surprised all of us.主干：The fact surprised all of us翻译：他下定决心放弃比赛这件事，让我们所有人都很意外。核心考点：that同位语从句47. 原句：If it were not for your timely help, we would not have finished the project ahead of schedule.主干：we would not have finished the project ahead of schedule翻译：如果不是你及时帮忙，我们无法提前完成这个项目。核心考点：虚拟语气（与现在事实相反的假设）48. 原句：The students are discussing the question whether after-school classes are necessary for high school learners.主干：The students are discussing the question翻译：学生们正在讨论一个问题：高中生是否有必要参加课外辅导班。核心考点：whether同位语从句49. 原句：Whoever wants to take part in the competition must sign up before Friday and hand in a short self-introduction.主干：Whoever wants to take part in the competition must sign up and hand in a short self-introduction翻译：任何想要参加比赛的人，都需要在周五前报名，并提交简短自我介绍。核心考点：whoever引导主语从句50. 原句：What matters most in learning English is enough exposure to authentic materials rather than endless mechanical exercises.主干：What matters most is enough exposure to authentic materials翻译：学习英语最重要的是多接触原汁原味的英文素材，而不是无休止的机械刷题。核心考点：what主语从句；rather than 而不是高三刷真题，长难句拆解是阅读提分的核心。每天精读3–5句，坚持一段时间，阅读速度、理解准确度都会明显提升。

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