Unit 3 Be Active and Healthy 二-2025-2026学年高中英语必修第二册期末词汇复习（冀教版）

期末词汇复习 必修2·冀教版·Unit3 BeActiveandHealthy！二 一、 重点单词详解 1:impact 、 核心考点 词性：名词(n.)/动词(v.) 核心义：n.巨大影响：冲击力v.影响；撞击 二、必记搭配与例句 have an impact on(对…产生影响)：The new policy will have a great impact on the local economy make a great impact(产生重大影响)：The discovery made a great impact on science impact(on/upon)sth.(影响某事)：Climate change impacts global agriculture. 三、重点辨析 influence vs..impact:influence强调潜移默化的影响，impact侧重强烈、直接的冲击或影 响（如环境对健康的impact)。 2:conduct 、 核心考点 词性：动词(v.)/名词(n) 核心义：v.组织：执行：引导n.行为：举止 二、必记搭配与例句 conduct an experiment(做实验)：The research team plans to conduct a survey on childhood obesity next month. conduct oneself(举止得体)：Students should conduct themselves properly in class, conduct a survey(开展调查)：The school conducted a survey about students'study habits. 三、重点辨析 dovs.conduct::do为通用动词，conduct更正式，用于”组织、执行抽象活动（如conduct research)。 3:reveal 、 核心考点 词性：动词(v.) 核心义：V.显示；揭示；透露 二、 必记搭配与例句 reveal a secret(泄露祕密)：She promised not to reveal the secret. reveal oneself(显露身份)：The spy revealed himself at the meeting It is revealed that..(据透露…)：It was revealed that the company had hidden important information 三、重点辨析 disclose vs.reveal:disclose侧重？公开”（如disclose information),reveal侧重”不自觉 地暴露”（如smile revealed her teeth)。 4:obesity 、 核心考点 词性：名词(n.) 核心义：n.肥胖（症） 二、必记搭配与例句 childhood obesity(儿童e胖)：Childhood obesity has become a serious health problem. obesity rates(肥胖率)：Obesity1 ates are increasing worldwide suffer from obesity(患肥胖症)：Many people suffer from obesity due to unhealthy lifestyles. 三、拓展 反义词：leanness /li:nnas/(n.消瘦) 5:concentrate 一、核心考点 词性：动词(v.) 核心义：v.集中（注意力）：聚精会神；浓缩 必记搭配与例句 concentrate on(专注于)：Students should concentrate on their studies during class. concentrate one's mind(集中思想)：The deadline helped him concentrate his mind, concentrated effort(集中努力)：Success requires concentrated effort 句型 It's hard to concentrate with all that noise..(噪音太大，难以专注。) 6:complex lington、核心考点 词性：形容词（adj.)/名词(n.) 核心义：adj.复杂的；难懂的n.情结；建筑群 、 必记搭配与例句 complex problem(复杂问题)：The complex structure of the human brain makes it difficult to study complex system（复杂系统)：The city's transportation system is becoming increasingly complex. inferiority complex（自卑情结)：He suffers from an inferiority complex 三、重点辨析 complicated vs..complex:complicated侧重”步骤多”（如complicated process),complex 侧重”结构复杂”（如complex society)。 7:flexible 、 核心考点 词性：形容词(adj) 核心义：adj.灵活的；有弹性的 二、 必记搭配与例句 flexible schedule(灵活的日程)：A flexible work schedule allows employees to balance work and life better. flexible approach(灵活的方法)：Our manager has a flexible approach to handling work schedules. be flexible about(对…灵活处理)：We should be f1 exible about changing plans 拓展 反义词：inflexible/in'f1 eksabl/(adj.固执的；僵硬的) 8:challenging 一、 核心考点 词性：形容词(adj.) 核心义：adj.挑战性的；考验能力的 二、必记搭配与例句 challenging task(有挑战性的任务)：Solving this math problem is really challenging for me It is challenging to do sth.(做某事很有挑战)：Climbing Mount Qomolangma is considered one of the most challenging challenges in the world. 三、重点辨析 difficult vs.challenging:difficult仅表示”难”，challenging含”激发潜能”的积极含义（如 a challenging job)。 9:energetic “、 核心考点 词性：形容词(adj.) 核心义：adj.精力充沛的；充满活力的 二、必记搭配与例句 be energetic in doing sth.(积极做某事)：The energetic children ran around the playground all afternoon without getting tired. energetic personality(充满活力的性格)：My grandfather remains energetic even at the age of80. 三、 重点辨析 active vs.energetic:active侧重？行动多”(active in sports),energetic侧重”精力旺盛” (energetic all day)。 10:further 、 核心考点 词性：副词(adv.)形容词(adj.)动词(v.) 核心义：adv.此外；进一步adj更多的；更远的v.促进 二、必记搭配与例句 further research(进一步研究)：We need to collect further data to support our conclusion. Furthermore,.(此外…)：Furthermore,.we need to conduct further research to confirm these findings. further information(更多信息)：Please contact us for further information,. further one's studies(深造)：He plans to further his studies abroad, 三、重点辨析 farther vs..further:farther指距离”更远”，further指程度”更进一步？（如further discus- sion)。 二、词汇巩固练习 (一)单项选择(10题) 1.The new policy will have a greaton the local economy. A)influence B)impact C)affect D)effect 2.The research team plans toa survey on childhood obesity next month. A)do B)make C)conduct D)perform 3.The report_that the company's profits have doubled this year. A)discloses B)reveals C)tells D)speaks 4.Lack of exercise and unhealthy diet are major causes of_ A)obese B)leanness C)obesity D)weight 5.It's hard to on studying with so much noise outside A)concentrate B)focus C)fix D)center 6.Thestructure of the human brain makes it difficult to study. A)complicated B)complex C)difficult D)puzzled 7.Awork schedule allows employees to balance work and life better. A)flexible B)changeable C)movable D)adjustable 8.Climbing Mount Qomolangma is considered one of the mostchallenges in the world. A)difficult B)tough C)challenging D)hard 9.The children ran around the playground all afternoon without getting tired. A)active B)energetic C)lively D)dynamic 10.We need to collect_data to support our conclusion. A)farther B)further C)more far D)far more (二)根据提示补全句子(6题) 1.The documentary provided some(reveal)insights into climate change. 2.Regular exercise can improve physical(flexible) 3.The team made a(concentrate)effort to finish the project on time. 4.Her_(energetic)speech inspired everyone in the room 5.The_(complex)of the problem requires a creative solution. 6.The company aims to(further)its market share in Asia (三)首字母填空(10题) 1.The new technology has had a huge i on our daily lives. 2.The professor will c_a lecture on artificial intelligence tomorrow. 3.The investigation r that the company had hidden important information. 4.High sugar intake is closely linked to childhood o_ 5.Students should c._on their studies rather than玩手机during class. 6.The city's transportation system is becoming increasingly c. 7.Our manager has a f approach to handling work schedules. 8.Solving this math problem is really c for me 9.My grandfather remains eeven at the age of 80. 10.We need to conduct f research to confirm these findings (四)答案与解析 1.单项选择答案：B C B C A B A C BB 解析1（第1题）： 考查impact的固定用法。have an impact on表示”对…产生影响”，符合句意新政策 将对当地经济产生重大影响；influence虽也表示影响，但impact强调更强烈、直接的 影响，故选B。 解析2（第2题）： 考查conduct的固定用法。conduct a survey表示”开展调查”，符合句意”研究团队计划 下个月开展关于儿童肥胖的调查；do和make虽可搭配survey,但conduct更正式，故 选C。 解析3（第5题）： 考查concentrate的固定用法。concentrate on表示”专注于”，符合句意”外面噪音太大， 很难专注于学习”；focus on虽也表示专注，但concentrate更强调集中注意力，故选A。 2.补全句子答案： 1.revealing 2.flexibility 3.concentrated 4.energetically 5.complexity 6.further 3.首字母填空答案： 1.impact 2.conduct 3.revealed 4.obesity 5.concentrate 6.complex 7.flexible 8.challeng- ing 9.energetic 10.further 英语词汇复习手册·必修2·冀教版·Unit3 Be Active and Healthy1二