Unit 2 Roads to education三-2025-2026学年高中英语词义辨析及同义替换精讲必修第二册（沪教版）

高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 沪教版 【Unit2】Roads to education 词义辨析及同义替换精讲 本单元核心词汇 一、全部单元单词 academic/.ek3'demk/adj.学y业份 sail/sev.(船)航行；（人）乘 的 signal/'sIgnal/v.标志：表明；预船航行 procedure /pr3'si:d3a(r)/n.步骤 示 tight/tart/adj.严密的；严格的： aware/wea/adj.知道：意识summarize/'sAmaraiz/v.总结：牢固的 到 概括 ocean/'n/n.大海；海洋 addicted/s'diktid/adj.入迷的 master'ma:sta)/v.精通；掌握pursue /p3'sju:/v.追求；致力于 debate/d'beIt/v.(正式)讨论；prevent /pri'vent/v.阻止；阻碍rock band摇滚乐队 辩论n.争论：辩论 cure /kjoa(r)/n.药物：疗法V.治in charge of主管：照管：管理 uniform/'ju:nrfo:m/n.制服；校愈（疾病） sum up总结；概括 服 cancer/kaensa/n.癌；癌症 fade away(人)衰弱；病重死 identity/ar'dentati/n.特征；身Wi-Fi/'war far/n.无线保真 亡 词义辨析及同义替换 1.academic/.ek3'demik/adj.学y业的 词义辨析： academic:侧重与“学术、学业相关的”，用于描述与教育、研究或学校课程有关的事物，如学 术论文、学业成绩。 scholarly:更强调“学者式的、有学问的”，指具有学术深度或学者风范，可形容人或著作。 同义替换： scholarly,educational 例句： She has always been interested in academic research. 真题链接：（沪教版高中必修第二册同步练习） The school offers a variety of courses,including literature and physics. A.academic B.social C.physical(答案：A) 高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 2.aware/Awea(/adj.知道；意识到 词义辨析： aware:强调通过感官或信息“意识到、察觉到”，后常接of sth或that从句，侧重心理上的认知。 conscious: 侧重“有意识的、清醒的”，既可指对自身状态的感知，也可指对外部事物的认识， 比aware更强调主动性。 同义替换： conscious,mindful 例句： We should be aware of the importance of protecting the environment. 真题链接：（沪教版高中必修第二册单元测试） He wasn't of the danger until it was too late A.afraid B.aware C.sure (答案：B) 3.debate/d'bet/v.(正式)讨论：辩论n.争论；辩论 词义辨析： debate(v.m.):指“正式的、有条理的辩论或讨论”，双方观点对立，强调逻辑和论据，多用于 正式场合。 discuss(v):指“一般性的讨论、探讨”，侧重交换意见，不一定有对立观点，语气较随意。 同义替换： argue,dispute (v.);argument,discussion (n.) 例句： The students debated whether online learning is better than traditional learning. 真题链接：（沪教版高中必修第二册期中复习题） The two teams will the topic"Should students wear uniforms?"tomorrow. A.debate B.chat C.quarrel (答案：A) 4.master/ma:sta(r)/v.精通：掌握 词义辨析： master:强调“熟练掌握、精通”，指通过学习或练习达到熟练运用的程度，宾语多为技能、语 言、知识等。 gsp:侧重“理解、领会”，指抓住事物的本质或要点，宾语多为概念、含义、方法等。 同义替换： command,proficient in 例句： She spent three years mastering the art of painting. 真题链接：（沪教版高中必修第二册同步练习） To _a foreign language,you need to practice speaking every day. A.master B.forget C.ignore (答案：A) 高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 5.prevent/prI'vent/v.阻止：阻碍 词义辨析： prevent::指“采取措施阻止某事发生”，常用搭配prevent sb/sth from doing,强调事先预防。 stop:含义更广，可指“阻止、停止”，搭配stop sb from doing,语气较直接，不一定强调预防。 同义替换： stop,hinder 例句： Regular exercise can help prevent heart disease. 真题链接：（沪教版高中必修第二册单元测试） We should take action to the river from being polluted. A.allow B.prevent C.keep(答案：B) 6.cure /kjoa)/n.药物：疗法v.治愈（疾病） 词义辨析： cure(v.):侧重“治愈疾病”，指彻底消除疾病根源，常用搭配cure sb of sth。 treat(v.):指“治疗、医治”，强调过程，不一定能完全治愈，搭配treat sb for sth。 同义替换： heal,remedy (v.);treatment,remedy (n.) 例句： Doctors are trying to find a cure for cancer. 真题链接：（沪教版高中必修第二册阅读拓展题） This new medicine can patients of the disease in three months. A.cure B.treat C.hurt (答案：A) 7.pursue/p9'sju:/V.追求；致力于 词义辨析： pursue:指“为实现目标而努力追求”，宾语多为理想、事业、目标等，强调持续性和主动性。 sk:侧重“寻找、寻求”，指为得到某物而努力，宾语多为帮助、机会、答案等。 同义替换： chase,strive for 例句： She decided to pursue a career in science. 真题链接：（沪教版高中必修第二册写作指导题） Many young peopletheir dreams bravely,even if it is difficult. A.abandon B.pursue C.forget (答案：B) 8.sum up总结；概括 3 高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 词义辨析： sup:指“简明扼要地总结要点”，强调将复杂内容归纳为核心信息，可用于演讲、文章结尾 等。 summarize(v.):与sum up含义基本相同，但summarize更正式，可作及物动词直接接宾语，如 summarize the text 同义替换： summarize,conclude 例句： To sum up,we need to work together to solve this problem. 真题链接：（沪教版高中必修第二册阅读理解题） The last paragraph the main idea of the passage. A.introduces B.sums up C.questions (答案：B) 9.in charge of主管；照管：管理 词义辨析： in charge of:指“负责、管理某人或某事”，主语通常是人，强调对具体事务的掌控权。 in the charge of:指“由…负责、被…管理”，主语通常是事物，强调被动关系。 同义替换： be responsible for,manage 例句： Mr.Li is in charge of the school's sports activities. 真题链接：（沪教版高中必修第二册同步练习） Who is the project?We need to report the progress to him A.in need of B.in charge of C.in favor of(答案：B) l0.fade away(人)衰弱；病重死亡 词义辨析： fade away:指“逐渐衰弱、慢慢消失”，可用于形容人身体状况恶化或记忆、声音等逐渐淡化。 die away:侧重“声音、光线等逐渐减弱直至消失”，不用于形容人。 同义替换： decline,wither away 例句： The old man's strength faded away day by day. 真题链接：（沪教版高中必修第二册完形填空题） As time went on,the memory of that day from her mind. A.faded away B.turned up C.broke down (答案：A) 11.signal/'sIgnal//v.标志；表明；预示 4 高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 词义辨析： signal:指“通过动作、信号等表明意图或预示某事”，强调用明确的方式传递信息。 indicate:侧重“暗示、表明”，通过迹象或证据间接显示，语气较含蓄。 同义替换： indicate,signify 例句： A red light signals that cars must stop 真题链接：（沪教版高中必修第二册语法填空题） The change in his attitude that he had realized his mistake. A.signaled B.refused C.hid(答案：A) 12.tight/tat/adj.严密的；严格的；牢固的 词义辨析： tight:可形容“紧固的、严密的”（如tight clothes)、“严格的”（如tight rules),强调无空隙或限 制严格。 fim:侧重“坚固的、坚定的”，形容物体坚硬或人态度坚决，如firm handshake。 同义替换： strict,firm 例句： The door was closed tight to keep the cold out 真题链接：（沪教版高中必修第二册词汇运用题） The manager has a control over the company's expenses. A.loose B.tight C.weak (答案：B) 综合演练 综合练习 一、 单项选择 1.The professor's research on climate change has been published in top international journals. A.academic B.social C.physical 2.You must be of the risk before deciding to climb the mountain alone. A.afraid B.aware 高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 C.sure 3.The government plans to the issue of environmental protection in the next meeting. A.debate B.chat C.quarrel 4.It takes years of practice toa musical instrument like the piano. A.master B.forget C.ignore 5.Wearing masks in crowded places can help the spread of viruses. A.allow B.prevent C.keep 6.This traditional medicine is said to patients of chronic headaches A.cure B.treat C.hurt 7.Young people should their dreams instead of giving up when facing difficulties A.abandon B.pursue C.forget 8.The final paragraph of the article the main arguments presented by the author. A.introduces B.sums up C.questions 9.Ms.Zhang is the school's art festival this year,so all arrangements must be reported to her. A.in need of B.in charge of C.in favor of 10.The old photograph's colors have over time,making it hard to recognize the people in it. A.faded away B.turned up C.broke down 二、根据句意及首字母提示填空 6 高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 1.The new policy s a significant change in the government's economic strategy. 2.T0m English grammar,you need to practice sentence patterns regularly. 3.The company has a t security system to protect its confidential data. 4.Regular exercise and a balanced diet can help pmany common diseases 5.The team will d the advantages and disadvantages of online education tomorrow. 三、用所给单词的适当形式填空 1.She spent five years (master)the techniques of traditional Chinese painting. 2.The sudden drop in temperature(signal)the start of winter. 3.We should take measures to (prevent)the river from being further polluted. 4.The scientist's (scholarly)work has earned her international recognition 5.He was (aware)of his mistake until his teacher pointed it out. 四、完成句子（每空一词） 1.他通过每天练习口语来努力精通英语。 He tries to by practicing speaking every day. 2.戴口罩可以阻止病毒传播给他人。 Wearing masks can the virus spreading to others. 3.这位医生致力于寻找治疗这种罕见病的方法。 The doctor a cure for this rare disease. 4.随着时间的推移，他童年的记忆渐渐从脑海中消失了。 As time went on,his childhood memories from his mind 五、语篇填空 阅读下面短文，在空白处填入一个适当的单词或用括号内单词的正确形式填空，使短文通顺、连 贯。 7 高中必修第二册沪教版 【Unit2】 词义辨析及同义替换精讲 Students at our school recently (debate)the topic "Should homework be abolished?Those in favor argued that homework reduces time for physical activities,while opponents emphasized its role in reinforcing(academic)knowledge.The discussion was so heated that the teacher had to (signal)for silence. One student mentioned that she struggled to (master)math until she started doing daily home- work.Another pointed out that excessive homework could(prevent)students from pursuing hobbies.In the end,the class(sum up)that homework should be limitedrather than abolished, as balance is key to (scholarly)success and personal growth. 参考答案 【单项选择 1.A2B 3.A4.A5B6.A7.B8.B9.B10.A Ⅱ.根据句意及首字母提示填空 1.signaled 2.master 3.tight 4.prevent 5.debate I用所给单词的适当形式填空 1.mastering 2.signaled 3.prevent 4.scholarly 5.unaware V.完成句子 1.master English 2.prevent;from 3.pursues/pursued finding 4.faded away V.语篇填空 1.debated 2.academic 3.signal 4.master 5.prevent 6.summarized 7.academic P