Unit7-Unit9一词多义和构词法规则课件-2025-2026学年高中英语北师大版必修第三册

该高中英语高考复习课件聚焦词汇一词多义辨析与构词法派生词汇核心考点，依据高考评价体系梳理近五年全国卷真题，明确“词义推断”占30%、“词汇辨析”占25%的高频考点分布，归纳出语境猜词、构词法推断等常考题型，构建系统备考框架。 课件亮点在于“真题语境+策略指导”的备考模式，如以2023全国乙卷spot、2022新高考Ⅰ卷master真题为例，运用“词义匹配+语境还原”法突破一词多义，结合ex-前缀、-ant后缀构词规则培养学生语言能力和学习能力素养。特设“真题例句库”和“易错词义对比表”，帮助学生掌握词义推断技巧，教师可精准定位学情，实现高效备考。

UNIT 7　ART 一词多义 1.spot A.n.(圆)点;斑点;污渍;红斑　B.n.地点 C.vt.(使……)有斑点　D.vt.发觉;找出;认出 ①She was wearing a black skirt with white spots.　　  ②(2023全国乙卷)I have missed plenty of beautiful sunsets/sunrises due to being on the spot only five minutes before the best moment.　　  ③(2022新高考Ⅰ卷)I looked around and finally spotted David,who was standing by himself off to the side by a fence.　　  ④She spotted her dress with orange juice.　　  A B D C 2.master A.n.大师,主人　B.n.硕士　C.vt.掌握,精通 ①(2021新高考Ⅰ卷)That is the only French phrase I mastered,and it’s a shame I don’t have much use for it.　　  ②He graduated from university in 1995,and then received a master’s degree in musical composition from the Juilliard School in New York in 1997.　　  ③Before the age of 50,he had copied the works of many famous ancient Chinese landscape masters,which laid his solid traditional Chinese painting foundation.　　  C B A 3.signal A.n.(传递信息、命令等的)信号,手势,声音,暗号　B.n.(给人警告、信息等的)信号器或信号物　C.n.(电子脉冲或无线电波的)信号 D.v.发信号;用信号传达 ①(2022全国乙卷)With their ability to see ahead,they could signal any problem,so that fast-moving trains would be able to react in time.　　  ②The color change in the leaves of the trees is a natural signal that autumn has arrived,bringing with it cooler temperatures.　　  D A A.n.(传递信息、命令等的)信号,手势,声音,暗号　B.n.(给人警告、信息等的)信号器或信号物　C.n.(电子脉冲或无线电波的)信号 D.v.发信号;用信号传达 ③The sensors pick up the microwaves and transform the signal into electrical energy.　　  ④The Red Cross says it is withdrawing its staff until they receive signals from all sides that their presence is welcomed.　　  C B 构词法规则——语境中突破派生词汇 构词法 前缀ex- 表示“出,向外;以前的;完全,彻底”等 指出下列黑体词的含义 1.Dinosaurs have been extinct for millions of years.　　　　  2.(2022浙江卷)This work expanded my mind in ways that are impossible inside the four walls of a classroom.　　　　  3.(2021全国Ⅰ卷)They were randomly divided into four groups and exposed to various noise levels in the background...　　　　  灭绝的 拓宽 暴露 4.(2020浙江卷)I learned a lot about how to extend the life of objects and transform them into something new and useful.　　　　  5.Despite no longer holding office,the ex-president continues to influence national policy through his foundation.　　　　　  延伸,扩大 前总统 UNIT 8　 GREEN LIVING 一词多义 1.desert A.n.沙漠;荒漠;荒原　B.vt.离弃(一地方);放弃;遗弃;离弃(某人);抛弃 ①I was a 7-year-old orphan that year,completely helpless,and felt that I had almost been deserted by the society.　　  ②The artist deserted his realistic style and embraced abstract expressionism,much to the surprise of his fans.　　  B B ③(2024浙江1月卷)While taking a 20-hour train ride along the edge of the Taklimakan Desert in the northwestern China,I had the kind of humbling,educational,and above all else,wonderful encounter with a local that all travellers long for.　　  ④The deserts,which already occupy approximately a fourth of the Earth’s land surface,have been increasing at an alarming pace in recent decades.　　  A.n.沙漠;荒漠;荒原　B.vt.离弃(一地方);放弃;遗弃;离弃(某人);抛弃 A A 2.overcome A.vt.克服　B.vt.控制(感情),被(情绪)压倒 C.vt.使(某人)昏厥或失去控制力 ①In this case,what you should do is open the window right away,or you will be overcome by the gas fumes soon.　　  ②Taking years to complete,the Qinghai-Xizang Railway is a record of all of our efforts to overcome the most difficult engineering challenges.　　  ③The night before the test I was overcome by fear and despair because of my nervousness.　　  C A B 3.shoot A.v.射中;射击　B.n.芽,苗　C.v.拍摄 D.v.射门　E.v.喷出,冒出 ①She’s looking for an opportunity to shoot at goal.　　  ②(2023全国乙卷)To make some of my landscape shots,I have travelled up to four hours away to shoot within a 10-minute time frame.　　  ③This is just a toy gun—it doesn’t shoot real bullets.　　  ④(2021新高考Ⅰ卷)Then Jeff noticed steam shooting out of the pot and the lid starting to shake.　　  ⑤Two weeks after we’d planted the seeds,little green shoots started to appear.　　  D C A E B 构词法规则——语境中突破派生词汇 构词法 名词后缀-ant 表示“从事某种职业或活动的人” “具有某种特征或状态的人”或“与某个过程相关的人或事物” 指出下列黑体词的含义 1.(2023新课标Ⅰ卷)You’ll hear these participants’ stories and learn what strategies worked well for them,and what traps they encountered that you should avoid.　　　　　  2.(2024全国甲卷)An attendant gave us some travel brochures about Chongqing.　　　　　  参加者 服务员 3.(2024全国甲卷)“I was very impressed by the doctors and their assistants working and living in such little space but still staying focused and very concerned,” says Ducke.　　　　  4.The accountant,armed with the latest accounting software and up-to-date industry knowledge,presented a detailed and insightful report on the company’s financial performance.　　　　  5.The inhabitants of the small coastal village have a deep connection to the sea,relying on fishing and maritime trades for their livelihoods.　　　　  助手 会计 居民 UNIT 9　LEARNING 一词多义 1.partner ①(2022新高考Ⅰ卷)With a workout partner,you will increase your training effort as there is a subtle(微妙) competition.　　  ②As she navigated through life,she recognized that to maintain a healthy lifestyle,it was important to be partnered by a supportive community.　　  ③Spain has been one of Cuba’s major trading partners.　　  ④The community initiative was partnered by a number of volunteers and local businesses.　　  A.n.伙伴,同伙;搭档;合伙人　B.v.做(某人的)同伴或搭档;配成对,作成伴 A B A B 2.odd A.adj.不寻常的,古怪的　B.adj.奇数的 C.adj.单的(一双、一套、一组……中的单个) D.adj.剩余的,多余的 ①The teacher gave the students a challenging task of finding all the odd numbers within a range of 100 to 200.　　  ②The students sorted through the books and set aside the odd volumes that were no longer needed for the library.　　  ③What fun!She wore an odd shoe on one foot and an unmatching one on the other.　　  ④What she did was unforgivable,but the odd thing was that he didn’t seem to mind.　　  B D C A 构词法规则——语境中突破派生词汇 构词法 -ance后缀通常构成名词,常表示“状态”“性质”“行为”等 指出下列黑体词的含义 1.(2024新课标Ⅱ卷)It’s time consuming,but it shows the importance he places on human relationships.　　　　  2.(2022全国乙卷)The more regularly they can be inspected,the more railway safety,reliability and on-time performance will be improved.　　　　  3.(2022全国乙卷)That includes huge savings in maintenance costs and better protection of railway personnel safety.　　　　  重要性 性能 检修 4.(2022全国乙卷)A four-year tea promotion—Tea Road Cooperative Plan—was also issued in accordance with the initiative.　　　　  5.(2021全国甲卷)And the more we look,the more we will see that social factors(因素) like gender,race,and class do not determine the appearance of genius.　　　　  根据 出现 $