Unit 2 Bridging Cultures 二-2025-2026学年高中英语选择性必修第二册期末词汇复习（人教版）

期末词汇复习 选修2·人教版·Unit2 BridgingCultures二 一、重点单词详解 1:overwhelming 一、核心考点 词性：形容词(adj.) 核心义：adj.无法抗拒的；巨大的；压倒性的 二、构词法（词性转换） 词根：whelm(v.淹没；压倒) 动词：overwhelm/.va'welm/(vt压倒；淹没；使不知所措) 形容词：overwhelming(由overwhelm+-ing构成，表主动或结果) 名词：overwhelmment(较少见，表”压倒性优势) 三、必记搭配与例句 ~majority压倒性多数；~evidence确凿证据；~pressure巨大压力 be~edby(被…压倒/淹没)：She was overwhelmed by grief..（她悲痛欲绝。) 四、重点辨析 ove1 whelming vs.overwhelming:前者为形容词，后者为动词过去分词，作表语时可互 换（如feel overwhelmed),但overwhelming更强调状态的持续性。 2:motivated 核心考点 词性：形容词(adj.) 核心义：adj.积极的；主动的 二、构词法（词性转换） 词根：motive/'matv/(n.动机；adj.发动的) 动词：motivate/moutrvert/(vt.激发；激励) 名词：motivation/mat'vern/(n.动力；动机) 形容词：motivated(由motivate+-ed构成，表被动或状态) 三、必记搭配与例句 beby(受…激励)：He was motivated by a desire to succeed.(他被成功的渴望所驱 动。) highly~积极性高的；self~自我激励的 四、重点辨析 motivated vs.motive:前者为形容词（表状态），后者为名词（表动机），如：His motive was to help,so he stayed motivated. 3:reasonable 一、核心考点 词性：形容词（adj.) 核心义：adj.有道理的；合情理的；适度的 二、构词法（词性转换） 词根：reason/i:zn/(n.理由；V.推理) 副词：reasonably/i:znabli/(adv.合理地；相当地) 名词：reasonableness（合理性) 形容词：reasonable(由reason+-able构成，表可…的”) 三、 必记搭配与例句 ~pice合理价格；~demand合情要求；~time适当时间 be~in(在…方面合理)：He was reasonable in his demands. 四、拓展 反义词：nreasonable(不合理的)；固定搭配：see reason(明白道理) 4:exposure 核心考点 词性：名词(n.) 核心义：n.接触；暴露；曝光 构词法（词性转换） 动词：expose/ik'spUz/(vt.暴露；使接触) 形容词：exposed/k'spauzd(adj.无遮蔽的；暴露的) 名词：exposure(由expose+-re构成，表动作或状态) 必记搭配与例句 ~to(接触…)：exposure to new ideas(接触新思想)；~to sunlight(暴露于阳光) ~of sth.(揭露某事)：the exposure of corruption(腐败的揭露) 四、重点辨析 exposure vs.expose:前者为名词（表抽象概念），后者为动词（表具体动作），如：Expose children to art,and their exposure will grow. 5:insight 核心考点 词性：名词(n.) 核心义：n.洞察力：眼光；深刻见解 二、构词法（词性转换） 词根：sight/sat/(n.视力；景象) 动词短语：gain insight into(深入了解) 形容词：insightful/'msartf/（adj.富有洞察力的) 三、必记搭配与例句 have an~into(对…有洞察力)：She has an insight into human nature into sth.(对某事的见解)：provide new insights into the problem 四、注意 不可数名词，但可加不定冠词表”一种见解：an insight 6:dramatic 核心考点 词性：形容词(adj) 核心义：adj.巨大的；急剧的；戏剧（般）的 构词法（词性转换） 词根：drama/dra:ma/(n.戏剧) 副词：dramatically/da'maetrkli/(adv.急剧地；戏剧性地) 名词：drama(戏剧)；dramatist/'draemetst/(剧作家) 必记搭配与例句 ~change巨变；~increase激增；~scene戏剧性场面 ~irony戏剧反讽（文学术语） 四、重点辨析 dramatic vs.drastic:前者强调”戏剧性/显著，后者强调”激烈/极端”，如：a dramatic shift(显著转变)vs.drastic measures(极端措施) 7:grasp 核心考点 词性：动词(vt.)、名词(n.) 核心义：t.理解：领会：抓紧；n.抓住；理解 构词法（词性转换） 同形词：gasp(v.&n.) 形容词：graspable/gra:spb/(可理解的：可抓住的) 必记搭配与例句 动词：~the opportunity抓住机会；~the meaning理解意思 名词：have a good~of(精通…)：a good grasp of English beyond one's grasp（无法理解/触及)：The concept is beyond my grasp. 四、重点辨析 grasp vs.seize: 前者强调”牢牢抓住/深刻理解”，后者强调”突然抓住”，如：grasp a rope (抓紧绳子)vs.seize a thief(抓住小偷) 8:expense 核心考点 词性：名词(n.) 核心义：n.费用；花费；开销 二、构词法（词性转换） 动词：expend /ik'spend/(t.花费；消耗，较正式) 形容词：expensive /ik'spensrv/(adj.昂贵的) 名词：expense(由expend+-se构成，表”支出”) 三、必记搭配与例句 at the~of(以…为代价)：He achieved success at the expense of his health living~s生活费；avel~s差旅费 spare no~(不遗余力)：They spared no expense to make the party perfect. 四、短语 cost an arm and a leg(口语)花一大笔钱：The new car cost him an arm and a leg: 9:expectation “、 核心考点 词性：名词(n.) 核心义：n.期望；预期；期待 二、构词法（词性转换） 动词：expect./k'spekt//(vt.期望；预料) 形容词：expected/ik'spektrd/(预期的)；nexpected(意外的) 名词：expectation(由expect+-ation构成) 三、 必记搭配与例句 meet~s符合预期；fall short of~s未达预期 of sth.(对某事的期望)：high expectations of success beyond~(超出预期)：Her performance was beyond expectation. 四、注意 常用复数：expectations(期望的复数概念) 10:expose 核心考点 词性：动词(t) 核心义：t使接触：使暴露于；揭露 二、构词法（词性转换） 名词：exposure/k'spaU3)/(接触；暴露) 形容词：exposed/k'spauzd/(暴露的) 动词：expose（原形) 三、必记搭配与例句 ~sb.to sth.（使某人接触某物)：Parents should expose their children to different cultures. sth.to sth.(将某物暴露于某物)：Don't expose the film to light. 二、词汇巩固练习 (一)单项选择(10题) 1.The team won by an majority in the election. A)overwhelm B)overwhelming C)overwhelmed D)overwhelmment 2.She is highly to achieve her goals this year. A)motivation B)motive C)motivated D)motivating 3.The price of the book is_and affordable for students A)reasonable B)reasonably C)reason D)reasonableness 4.Long-term_to sunlight can damage your skin. A)expose B)exposed C)exposure D)exposing 5.His speech provided new into the challenges of climate change. A)insight B)insightful C)sight D)see 6.There has been a increase in online shopping since last year. A)drama B)dramatic C)drastically D)dramatist 7.It took her a while tothe main idea of the passage. A)grasp B)seize C)catch D)hold 8.We should spare no to help those in need. A)expensive B)expend C)expense D)costing 9.Her performance in the exam was beyond all_ A)expect B)expectation C)expected D)expecting 10.Parents should their children to different cultures from an early age A)exposure B)expose C)exposed D)exposing (二)根据提示补全句子(10题) 1.He was_(motivate)by a strong desire to help others. 2.The government has taken_(reason)measures to control inflation. 3.The_(expose)of the scandal shocked the public 4.She has a good(grasp)of advanced mathematics 5.The project was completed at great_(expense) 6.His(insight)analysis helped solve the problem quickly. 7.The company has_(dramatic)improved its sales performance. 8.We have high(expect)for the new product. 9.The(overwhelm)support from the community encouraged the volunteers. 10.Regular_(expose)to English is key to improving language skills. (三)首字母填空(10题) 1.The proposal was accepted by an omajority vote. 2.She stayed m_even when facing difficulties. 3.It's rto finish the task within two weeks. 4.Children need early eto music and art. 5.His book offers valuable i into social issues 6.There has been a d change in her attitude recently. 7.I can'tg the meaning of this poem. 8.Travel e_include transportation and accommodation. 9.The team failed to meet the eof the coach 10.The documentary e the truth behind the accident. (四)答案与解析 1.单项选择答案：BCA CA B AC BB 2.补全句子答案： 1.motivated 2.reasonable 3.exposure 4.grasp 5.expense 6.insightful 7.dramatically 8. expectations 9.overwhelming 10.exposure 3.首字母填空答案： 1.overwhelming 2.motivated 3.reasonable 4.exposure 5.insight 6.dramatic 7.grasp 8. expenses 9.expectations 10.exposed 英语词汇复习手册·选修2·Unit2 Bridging Cultures二