Unit 2 Improving yourself一-2025-2026学年高中英语重点词汇精讲选择性必修第二册（外研版）

高中·外研 寒假专版 词汇核心考点精讲 【寒假专版】 高中·外研·选择性必修第二册Unit2 Im proving yourself 单元词汇总览 security/sr'kjvarati/n.安全 (时间) deadline/'dedla/n.截止时间； moderator/'mDdareita(r)/n.主profile/'pravfal/n.概况 最后期限 持人 distract/d'straekt/V.分散（注意procrastination/,praokraestr'neifn detox /'di:toks/n.脱瘾 力)，使分心 n.拖延 fundraising/'fAndreiz/n.募捐，constantly/'kpnstantli/adv.持续 appropriate /a'praopriat/adj. 筹款 不断地：经常地 当的：合适的 switch/swt/v.(用开关)改变，towel/'tal/n.毛巾 spit/Spt/v.吐口水，吐唾沫 转换 thr'ow in the towel认输 headphones /'hedfaonz/n. switch on（用开关)打开 access/.'aekses/n.接触的机会 戴式)耳机 motivate/'maotiveit/v.激发，激rely/r'la/v.(为生活或生存而)bin /bm/n.垃圾箱 励 依赖 considerate /kan'sidorat/adj. occupy/'pkjupar/V.占用，占去rely on依靠，依赖 他人着想的 词汇核心考点精讲 1.security/sr'kjvarati/n.安全 ·核心考点：词性：名词(n) 2个核心义：安全（抽象概念）、保障（经济情感） ·必记搭配与例句：●public security(公共安全)：Public security is very important. ●security guard(保安)：A security guard is at the door. ·feel a sense of security(感到安全感)：She feels a sense of security with her family. ·重点派生词：●secure(形容词)：feel secure(感到安全的) ·securely(副词)：lock the door securely(把门锁好) 2.moderator/'mDdarerta(r)/n.主持人 ·核心考点：词性：名词(n.) 1个核心义：主持人（会议/活动）、调解人 ·必记搭配与例句：·the meeting moderator(会议主持人)：The moderator announced the start 。act as a moderator(担任调解人)：He acted as a moderator between them. 重点派生词：●noderate(形容词)：moderate temperature(温和的温度) 高中·外研 寒假专版 ●moderation(名词)：in moderation(适度地) 3.detox/'di:tpks/n.脱瘾 ·核心考点：词性：名词(n)、动词(v.) 2个核心义：脱瘾（生理/心理）、排毒（健康） ·必记搭配与例句：·drug detox(戒毒)：He went through drug detox. ●detox from sth.（戒除某物)：She's detoxing from social media ●detox diet(排毒饮食)：Many people try detox diets. ·重点派生词：·detoxification(名词)：medical detoxification(医学脱瘾) 4.fundraising/fAndreiz/n.募捐，筹款 ·核心考点：词性：名词(n) 1个核心义：募捐，筹款（活动/行为） ·必记搭配与例句：·fundraising event(筹款活动)：We held a fundraising event. ●do fundraising(进行募捐)：They do fundraising for charity. ·重点派生词：●fund(名词)：raise funds(筹集资金) ●raise(动词)：raise money(筹钱) 5.switch/swtv.(用开关)改变，转换 ·核心考点：词性：动词(v.)、名词(n.) 2个核心义：转换（开关/模式）、改变（观点方向） ·必记搭配与例句：●switch on(打开)：Switch on the light. ●switch off(关闭)：Switch off the TV. ●switch to sth.(转向某物)：She switched to a new job ·重点派生词：●switcher(名词)：channel switcher(频道切换器) 6.motivate/'mautrveit/.v.激发，激励 ·核心考点：词性：动词(v) 1个核心义：激发，激励（人行为） ·必记搭配与例句：●motivate sb.to do sth.(激励某人做某事)：Teachers motivate us to study. ●be motivated by(被…激励)：He was motivated by success. ·重点派生词：●motivation（名词)：learning motivation(学习动机) ●motivated(形容词)：a motivated student(有动力的学生) 7.occupy/'Dkjupar/v.占用，占去（时间） ·核心考点：词性：动词(v) 2个核心义：占用（时间/空间）、占据（职位/领土） 高中·外研 寒假专版 ·必记搭配与例句：●occupy time(占用时间)：Studying occupies most of my time. ·occupy oneself with sth.(忙于某事)：She occupies herself with reading. ●be occupied by(被…占据)：The room is occupied by guests.. ·重点派生词：●occupation(名词)：job occupation(职业) ●occupied(形容词)：be occupied(忙碌的) 8.profile/'praufar/n.概况 ·核心考点：词性：名词(n)、动词(v.) 2个核心义：概况（人物/事物）、描绘（形象） ·必记搭配与例句：·personal profile(个人概况)：Write your personal profile. ●profile sb./sth.(描绘…形象)：The book profiles famous writers. ·high profile(高知名度)：He has a high profile. ·重点派生词：●profiling(名词)：criminal profiling(犯罪侧写) 9.distract/d'straekt/v.分散（注意力），使分心 ·核心考点：词性：动词(v) 1个核心义：分散（注意力），使分心 ·必记搭配与例句：●distract sb.from sth.(使某人分心)：Noise distracts me from studying. ●be distracted by(被…分心)：She was distracted by her phone.. ·重点派生词：·distraction（名词)：a distraction(干扰物) ·distracted(形容词)：look distracted(看起来分心) 10.constantly/'kpnstantli/adv.持续不断地：经常地 ·核心考点：词性：副词(ad.) 1个核心义：持续不断地；经常地 ·必记搭配与例句：·constantly change(不断变化)：The weather changes constantly, ●be constantly doing sth.(持续做某事)：He's constantly complaining. ·重点派生词：●constant(形容词)：constant rain(持续下雨) ·constancy(名词)：constancy of purpose（目标的坚定性) 11.access/'aekses/n.接触的机会 ·核心考点：词性：名词(n.)、动词(v.) 2个核心义：接触的机会（不可数）、进入（权利/途径） ·必记搭配与例句：·have access to(有机会使用)：We have access to books. ●access to sth.(进入某物)：Access to the building is limited. ·重点派生词：·accessible(形容词)：an accessible place(易到达的地方) ●inaccessible(形容词)：inaccessible information(难以获取的信息) 高中·外研 寒假专版 12.rely /rI'la/v.（为生活或生存而)依赖 ·核心考点：词性：动词(v) 1个核心义：依靠，依赖（人/事物) ·必记搭配与例句：●rely on(依靠)：We rely on our parents. ●rely on sb.to do sth.(指望某人做某事)：You can rely on him to help. ·重点派生词：●reliable(形容词)：a reliable friend(可靠的朋友) ·reliance(名词)：heavy reliance（严重依赖) 13.deadline/dedlam/n.截止时间：最后期限 ·核心考点：词性：名词(n) 1个核心义：截止时间：最后期限 ·必记搭配与例句：·meet the deadline(赶上截止日期)：We must meet the deadline. ●set a deadline(设定截止日期)：The teacher set a deadline. ·重点派生词：●deadline-driven(形容词)：deadline-driven work（赶截止日期的工作) 14.procrastination /.praukraestr'neifn/n. ·核心考点：词性：名词(n) 1个核心义：拖延（行为/习惯） ·必记搭配与例句：●avoid procrastination(避免拖延)：We should avoid procrastination. ●due to procrastination(由于拖延)：He failed due to procrastination. ·重点派生词：·procrastinate(动词)：don’t procrastinate（不要拖延) ●procrastinator（名词)：a chronic procrastinator(习惯性拖延者) 15.appropriate/'praupriat/adj.恰当的；合适的 ·核心考点：词性：形容词(adj)、动词(v.) 2个核心义：恰当的（适合场合）、挪用（正式）》 ·必记搭配与例句：●appropriate for(适合…)：This dress is appropriate for the party. ●appropriate sth.for(挪用某物用于)：The money was appropriated for education. ·重点派生词：●appropriately(副词)：dress appropriately(着装得体) ●inappropriate(形容词)：inappropriate behavior(不当行为) 词汇核心考点综合训练 高中·外研 寒假专版 1.一、单项选择 1.Publicis very important for a stable society. ●A.secure ●B.security ·C.securely ●D.securing 2.Theannounced the start of the meeting. ●A.moderate ●B.noderation ●C.moderator ●D.noderating 3.She decided to from social media to focus on her studies. ·A.detox 。B.detoxify 。C.detoxification ●D.detoxing 4.Our school held a successful_event to help poor children. 。A.fund ●B.raise 。C.fundraising ●D.funded 5.Please_off the lights before you leave the classroom ●A.switch 高中·外研 寒假专版 ·B.switcher ·C.switching ●D.switched 6.Teachers oftenstudents to work hard. ●A.motivation ●B.motivate ●C.motivated ●D.motivational 7.Studyingmost of my time every day. ●A.occupation ·B.occupies 。C.occupied ·D.occupying 8.You canto the Internet in the school library. ●A.access ●B.accessible ●C.accession ●D.accessing 9.We should avoid if we want to finish the work on time. ●A.procrastinate ·B.procrastinating ·C.procrastination ●D.procrastinator 10.It's important to dress for the job interview. 高中·外研 寒假专版 ·A.appropriate ·B.appropriately ●C.appropriateness ·D.inappropriately 2.二、根据提示补全句子 1.She feels_(security)when she is with her family. 2.The temperature today is quite(moderator). 3.His main(occupy)is teaching English. 4.He is a(rely)friend who always helps me. 5.The deadline is approaching,so we need to work(constant). 6.The information is(access)to all students in the library. 7.Her(motivate)for studying is to get into a good university 8.He was(distract)by the noise outside the window. 3.三、首字母填空 1.We need to meet the dto hand in our homework 2.The police are responsible for public s 3.She decided to s her major from math to physics. 4.The charity organization is doing f for homeless people. 5.His high p made him a target for the media. 4.参考答案 ·一、单项选择 1B2.C3.A4.C5.A6.B7.B8.A9.C10B ·二、根据提示补全句子 1.secure 2.moderate 3.occupation 4reliable 5.constantly 6.accessible 7.motivation 8.distracted ·三、首字母填空 1.deadline 2.security 3.switch 4.fundraising 5.profile