Unit 12 Innovation Topic Talk-2025-2026学年高中英语重点词汇精讲选择性必修第四册（北师大版）

高中选修4北师大版 寒假专版 C版词汇核心考点精讲 【寒假专版】 高中·北师大版·选修4Unit12:Innovation Topic Talk 单元词汇总览 well-being/'wel bi:/n.健康；幸device/d'vaIs/n.设备；装置 physicist/'fizisIst//n.物理学家 福：舒适 penicillin/,penr'slln/n.青霉素，joint/d3omt/adj.联合的，共同 vitamin/'vItammn/n.维生素 盘尼西林 的，共有的 entertainment/.enta'temnmant/n.perceive /p3'si:vlt.察觉，注意tube /tju:b/n.圆管，管子；电视 娱乐：消遣 到，发觉 显像管，阴极射线管 gifted/'gftd/adj.有天赋的：有nillion/'mIljan/num.百万 circuit/'s3kt/n.电路，线路：环 才华的 humble/'hmbl/adj.谦虚的，谦形道路 labor-saving/'leb3serv/adj.节卑的 efficiently /I'fifntli/adv.有效率 省劳力的：省力的 outcome./'atkm/n.结果，后果地，高效能地 productive/pra'dktv/adj.多产navy /'nervi/n.海军 propose /pr3'pUzt.提出（某观 的：高效的 accuracy/'aekjarasi/n.准确性：精点、方法等) garbage/'gabd3/n.垃圾；废弃准度：正确，准确 物 nissile/'misarl/n.导弹，飞弹 词汇核心考点精讲 1.well-being'wel bi:/n.健康；幸福：舒适 ·核心考点：词性：名词(n) 2个核心义：健康（身体状态）、幸福（心理状态） ·必记搭配与例句：●mental well--being(心理健康)：Regular exercise is good for mental well-being. ●physical well-.being(身体健康)：A balanced diet contributes to physical well-being. ●improve well-being(改善健康/幸福)：Reading can improve our well-being. 2.gifted/'gftd/adj.有天赋的；有才华的 ·核心考点：词性：形容词(adj) 1个核心义：有天赋的：有才华的（强调天生能力） ·必记搭配与例句：●gifted in(在某方面有天赋)：She is gifted in music.. ●gifted children（天才儿童)：The school has a program for gifted children. ·重点派生词：●gift(名词)：have a gift for(有…天赋)He has a gift for painting. 3.1abor-saving/'leiba servm/adj.节省劳力的：省力的 高中选修4北师大版 寒假专版 ·核心考点：词性：形容词(adj) 1个核心义：节省劳力的：省力的（用于修饰工具、设备等） ·必记搭配与例句：●labor-saving device(省力设备)：Washing machines are labor-.saving devices. ●labor-saving technology(省力技术)：Modern agriculture uses labor-saving technology. 4.productive /pr3'dAktIv/adj.多产的；高效的 ·核心考点：词性：形容词(adj) 2个核心义：多产的（指人或物的产出能力）、高效的（强调效率） ·必记搭配与例句：●productive of sth.(产生…结果)：Hard work is productive of good results. ●a productive day(高效的一天)：I had a productive day at the office ·重点派生词：●productivity(名词)：increase productivity(提高生产力) ●productively(副词)：work productively(高效工作) 5.perceive/p3'si:v/t.察觉，注意到，发觉 ·核心考点：词性：动词(t) 2个核心义：察觉，注意到（通过感官）、理解，认识到（心理活动） ·必记搭配与例句：●perceive sth.as.(把某物看作…)：He perceived the problem as a challenge. ●perceive that.(意识到…)：I perceived that she was upset.. ·重点派生词：·perception(名词)：a wrong perception(错误的看法) ·perceptive(形容词)：a perceptive comment(有洞察力的评论) 6.outcome/'atkm/n.结果，后果 ·核心考点：词性：名词(n) 1个核心义：结果，后果（尤指重要或预期的结果） ·必记搭配与例句：●the outcome of..(…的结果)：The outcome of the game was unexpected. ●positive outcome(积极结果)：We hope for a positive outcome. ●influence the outcome(影响结果)：Your decisions will influence the outcome. 7.accuracy/aekjar3si/n.准确性：精准度 ·核心考点：词性：名词(n.) 1个核心义：准确性；精准度 ·必记搭配与例句：●with accuracy(准确地)：She completed the task with accuracy, ●accuracy of sth.(某物的准确性)：Check the accuracy of the data ●improve accuracy(提高准确性)：Practice can improve accuracy in writing. ·重点派生词：·accurate(形容词)：an accurate report(准确的报告) ·accurately(副词)：speak accurately(准确地说) 高中选修4北师大版 寒假专版 8.efficiently/'fi ntli/adv.有效率地，高效能地 ·核心考点：词性：副词(adv.) 1个核心义：有效率地，高效能地 ·必记搭配与例句：●work efficiently(高效工作)：He works efficiently under pressure, ●use resources efficiently(高效利用资源)：We should use energy efficiently, ·重点派生词：·efficient(形容词)：an efficient worker(高效的工人) ·efficiency(名词)：increase efficiency(提高效率) 9.propose /pr3'paUz/t.提出（某观点、方法等） ·核心考点：词性：动词(t) 2个核心义：提出（观点、方法等）、提议，建议（计划、安排等） ·必记搭配与例句：●propose sth.(提出某物)：She proposed a new solution. ●propose doing sth.(提议做某事)：He proposed going for a walk ●propose that..(建议…，从句用虚拟语气should-动词原形，should可省略)：I propose that we(should)start early. ·重点派生词：·proposal（名词)：make a proposal(提出建议) ●proposer(名词)：the proposer of the plan(计划的提出者) 10.humble/'hmbl/adj.谦虚的，谦卑的 ·核心考点：词性：形容词(adj) 2个核心义：谦虚的，谦卑的（品质）、简陋的，不起眼的（事物） ·必记搭配与例句：·remain humble(保持谦虚)：Successful people should remain humble. ●humble beginnings(卑微的出身)：He came from humble beginnings. ·重点派生词：●humility(名词)：show humility(表现出谦卑) ●humbly(副词)：apologize humbly(谦卑地道歉) 11.joint/d3mt/adj.联合的，共同的，共有的 ·核心考点：词性：形容词(adj) 1个核心义：联合的，共同的，共有的 ·必记搭配与例句：·joint effort(共同努力)：The project was a joint effort, ●joint venture(合资企业)：They set up a joint venture in China. ●joint responsibility(共同责任)：It's our joint responsibility to protect the environment. 12.circuit/s3kt/n.电路，线路；环形道路 ·核心考点：词性：名词(n) 2个核心义：电路，线路（物理）、环形道路，巡回（路径） 高中选修4北师大版 寒假专版 ·必记搭配与例句：●electrical circuit(电路)：The electrical circuit was broken. ●integrated circuit(集成电路)：Computers use integrated circuits. ●make a circuit of.(绕…一周)：We made a circuit of the park. 词汇核心考点综合训练 1.一、单项选择 1.Regular exercise is important for both physical and mental_ 。A.well 。B.being 。C.well-being ·D.welfare 2.The girl is in music and can play the piano very well. ●A.gift ·B.gifted 。C.gifting ·D.gifts 3.Washing machines and dishwashers are examples of_devices. ●A.labor-saved ●B.labor--saving ●C.save-labor ●D.saving-labor 4.After a whole day of focused work,she felt it was a highlyday. 。A.product ●B.productive 高中选修4北师大版 寒假专版 ·C.productivity ●D.productively 5.He the sound of footsteps behind him and turned around quickly. ·A.perceived ●B.received ●C.deceived ·D.relieved 6.We are all waiting for theof the election results. ●A.output ●B.outcome ·C.income ●D.outset 7.The scientist checked the data again to ensure its_. ●A.accurate ·B.accurately ·C.accuracy ●D.accurateness 8.To finish the project on time,we need to work more ●A.efficient ·B.efficiently ·C.efficiency ●D.inefficient 9.Shea new plan to solve the environmental problem at the meeting. ●A.proposed 高中选修4北师大版 寒假专版 ·B.supposed ·C.opposed ·D.composed 10.Successful people often remaindespite their achievements. ●A.humble 。B.humbly 。C.humility ●D.humiliating 2.二、根据提示补全句子 1.The team's success was the result of their _(joint)effort. 2.This new technology has greatly increased work_(productive). 3.He spoke(accurate)about the historical events. 4.The company aims to use energy more(efficient). 5.Her(perceive)of the situation helped her make the right decision. 6.We need to improve the(accurate)of the experiment results. 3.三、首字母填空 1.A balanced diet and enough sleep are key to maintaining good physical w 2.The school offers special classes for g children with artistic talents. 3.The o_of the game surprised everyone-no one expected the underdog to win. 4.The engineer is repairing the electrical c in the old building. 5.It is our j responsibility to keep the community clean and safe 4.参考答案 ·一、单项选择 1.C2.B3B4B5.A6.B7.C8.B9.A10.A ·二、根据提示补全句子 1.joint 2.productivity 3.accurately 4.efficiently 5.perception 6.accuracy ·三、首字母填空 1.well-being 2.gifted 3.outcome 4.circuit 5.joint