Unit 3 Choices-2026-2027学年高中英语词汇精讲精练必修第一册（沪教版）

Unit 3 Choices 词汇精讲精练 核心词汇概览： convenience label global snack packaging recycle facility plastic container greenhouse energy-efficient amount gas impact determine stress cattle frozen link teenager 词汇精讲 序号 单词/短语 词汇讲解 convenience 释义：n.方便：便利 /kan'vinians/ 词汇变形：convenient(adj.方便的)；inconvenient(adj.不便的)； inconvenience(n.不便) 搭配：for convenience为方便起见；at your convenience在你方便 的时候；convenience food方便食品；convenience store便利店 辨析：convenience指“便利”的状态或事物，可数（如现代便利设 施)或不可数（抽象概念）；convenient是形容词，常用句型Itis convenient for sb.to do sth.对某人来说做某事方便。 例句：The hotel offers a variety of modern conveniences for its guests. 酒店为客人提供各种现代化便利设施。 label 释义：n.标签；v贴标签；把…归类 /'leibl/ 词汇变形：labeled/labelled(过去式/过去分词)；labeling labelling (现在分词)》 搭配：price label价格标签；label.as.把…标为/归类为； attach a label to..给…贴上标签 辨析：label侧重指贴上去的标签或给事物定性；tag常指带有信息的 挂牌或电子标签。 例句：Read the label carefully before you take the medicine. 服药前仔细阅读标签。 3 global 释义：ad.全球的；全世界的 /'glaubl/ 词汇变形：globe (n.地球；球体)；globally(adv.全球地)： globalization.全球化) 搭配：global warming全球变暖；global economy全球经济； global issue全球性问题 辨析：global强调涉及整个地球的：worldwide与global可互换， 但global更正式，常用于学术、政经语境： 例句：Global warming has become a serious concern for all countries. 全球变暖已成为所有国家严重关切的问题。 recycle 释义：口回收利用 ri:'sarkl 词汇变形：recyclable(adj.可回收的)；recycling (n.回收利用)： recycled(adj.回收再造的) 搭配：recycle waste回收废品；recycle paper/plastic回收纸/塑 料：recycling bin回收箱；be recycled into.被回收制成… 辨析：recycle强调将废弃物加工再利用：rese强调不加工直接再次 使用；recover强调从废物中提取有价值物质。 例句：We should recycle as much waste as possible to protect the environment 我们应该尽可能多回收废物来保护环境。 facility 释义：n.(供特定用途的)场所；设施：设备 /fa'silati/ 词汇变形：facilitate(v.促进；使便利) 搭配：public facilities公共设施；sports facilities体育设施； medical facilities医疗设施；facility for sth./to do sth.做某事的便利/ 条件 辨析：facility常指大型、成套的公共设施（复数形式）；equipment 指具体设备或器械（不可数）；device指精巧的装置或器具。 例句：The school has excellent teaching facilities,.including a library and a computer lab. 这所学校有极好的教学设施，包括图书馆和电脑实验室。 energy-efficient 释义：ad.节能的 /'enad3i fifnt/ 词汇变形：energy efficiency.能源效率)；efficiently(adv.高效 地) 搭配：energy-efficient appliances节能电器；energy-efficient building节能建筑；be energy-efficient节能的 辨析：efficient指效率高的；energy-efficient特指能源利用效率高、 节能。 例句：Modern energy-efficient light bulbs use less electricity than traditional ones. 现代节能灯泡比传统灯泡用电更少。 impact 释义：n.巨大影响：强大作用；v影响 /'mpaekt/ 词汇变形：impactful(adj.有影响力的)；impact on/upon对…的影 响/冲击 搭配：have an impact on/upon…对…有影响；make a great impact 产生巨大影响；impact sb.th.影响某人/某物 辨析：impact强调强烈、显著的影响：effect强调结果；influence 强调潜移默化的影响。 例句：The new policy will have a significant impact on the local economy. 新政策将对当地经济产生重大影响。 8 determine 释义：口查明：测定；决定 /dr't3 mm/ 词汇变形：determination (n.决心；决定)；determined(adj.坚决 的)；determiner(n.决定因素：限定词) 搭配：determine to do sth.决心做某事；be determined to do sth.下 定决心做某事；determine that..确定…；determine sth.决定/测定 某物 辨析：determine指经过调查、思考后确定或决定；decide侧重做出 选择；make up one's mind强调下定决心的过程。 例句：We need to determine the cause of the accident first. 我们需要先查明事故原因。 stress 释义：n.压力；精神压力；紧张；v强调；重读 /stres/ 词汇变形：stressful(adj.有压力的)；stressed(adj.焦虑的)； stressful situation紧张的局面 搭配：under stress在压力下；lay/put stress on..强调；stress the importance of..强调…的重要性；stress sb.out使某人压力大 辨析：stress指精神、心理上的压力或强调；pressure常指来自外界 的压力（如工作、社会）；strain指过度劳累导致的紧张。 例句：Many teenagers suffer from stress caused by schoolwork. 许多青少年承受着学业带来的压力。 10 link 释义：v连接；联系；.联系；环节；链接 /Imk/ 词汇变形：linkage(.关联；连接)；linked(adj.连接的) 搭配：1ink.to/with.把…和…联系起来；be linked to.与…有关 联；a link between A and BA和B之间的联系；establish a link建立联 系 辨析：link强调连接、关联；connect指具体或抽象连接，常用 connect.to/with.;relate侧重指相互关系或关联。 例句：Studies have linked smoking to lung cancer. 研究已将吸烟与肺癌联系起来。 二、专项训练 (一)单句填空（每空一词，共15题） 1.It is not (convenience)for senior citizens to live in a place without public facilities 2.The product is (label)as "organic"on the package. 3. (globe)warming is one of the most serious challenges facing mankind. 4.Newspaper,glass,and cans can all (recycle)to reduce waste 5.The sports (facility)in our new school are modern and well-equipped 6.Using (energy-efficient)light bulbs can save a large amount of electricity 7.The new policy will have a positive (impact)on the development of rural areas 8.She (determine)to pursue her dream of becoming a scientist from a young age. 9.Too much (stress)can lead to health problems both physically and mentally. 10.Scientists have found a strong (link)between air pollution and respiratory diseases. 11.Please fill in the form at your (convenient) 12.The government is trying to (facility)the process of starting a business. 13.His speech laid great (stress)on the importance of teamwork. 14.The research team is trying to determine the exact (amount)of gas released. 15.It is important to (energy)efficiency when designing a new building. (二)单句表达（根据汉语提示完成句子，每空词数不限，共8题） 为了方便起见，所有的信息都列在标签上了。 1. all the information is listed on the 我们学校正在努力将自身建设成一所节能环保的绿色校园。 2.Our school is trying to build itself into an and environmentally friendly green campus. 这项新发明将对我们的日常生活产生巨大的影响。 3.The new invention will a great our daily life 警方正在查明这起事故的原因。 4.The police are trying to the of the accident. 很多青少年觉得学业压力很大，这需要家长和老师给予更多的关注。 5.Many teenagers feel great from schoolwork,which requires more attention from parents and teachers. 研究已经将久坐的生活方式与健康风险联系起来。 6.Studies have a between a sedentary lifestyle and health risks. 这些塑料瓶可以被回收利用制成新衣服。 7.These plastic bottles can be new clothes. 该地区缺乏基本的医疗设施。 8.The area basic medical (三)短文填空 In today's world,environmental protection has become a 1. (globe)issue.Many countries are taking measures to reduce their carbon footprint.For example,they encourage people to 2. (recycle)waste and use 3 (energy-efficient) appliances.However,the 4. (impact)of human activities on the environment is still serious.One of the biggest 5 (challenge)is plastic pollution.Plastic containers and packaging are 6. (convenient)for daily life,but they are difficult to break down.Scientists are trying to 7. (determine)the best ways to solve this problem.Some studies have 8. (link)plastic waste to ocean pollution,which 9. (stress)the urgency of taking action.To reduce 10. (stress)on the environment,we should adopt a green lifestyle.For instance,we can choose products with minimal 11. (packaging)and bring our own bags when shopping.Public 12. (facility)like recycling bins should also be set up in communities.Only when everyone takes responsibility can we make a real 13. (differ).As individuals,we must 14. (label)our trash correctly and try to recycle as much as possible.15. (convenient)should not be an excuse for damaging our planet.The future of the earth depends on what we do today 三、参考答案 (一)单句填空 1.convenient;2.labeled/labelled;3.Global;4.be recycled;5.facilities;6.energy- efficient;7.impact;8.determined;9.stress;10link;11.convenience;12.facilitate; 13.stress;14.amount;15.improve increase) (二)单句表达 1.For convenience;label;2.energy-efficient;3.have;impact on/upon;4.determine; cause;5.stress;6.linked;link;7.recycled into;8lacks;facilities (三)短文填空 1.global;2.recycle;3.energy-efficient;4.impact;5.challenges;6.convenient; 7.determine;8.linked;9.stresses;10.stress;11.packaging;12.facilities;13.difference; 14.label;15.Convenience (注：第15空可根据语境填improve.或increase等动词，原题也可改为be ene1gy- efficient,此处按常见答案给出。)