Welcome Unit Words and Expressions 课件-2026-2027学年高中英语人教版必修第一册

该高中英语课件聚焦Welcome Unit词汇，系统梳理16组核心词的构词法（如registration-register、anxious-anxiety）及关键单词用法，通过派生词关联构建词形、词性、词义脉络，为学生搭建从基础词汇到语境运用的学习支架。 其亮点在于以构词法为核心，结合填空练习（如annoy系列）、短语总结（如look forward to doing），强化语言能力培养，通过词汇辨析提升思维品质，助力学生夯实基础并优化学习策略。教师可借助结构化资源高效教学，学生能提升词汇运用与自主学习能力。

Welcome Unit Words and Expressions 1．registration n．登记；注册；挂号→register vt.& vi.登记；注册 n．登记簿；出纳机 2．nationality n．国籍；民族→national adj.国家的；民族的→nation n．国家；民族；国民 3．designer n．设计者→design vt.设计；筹划 n．设计；设计方案 4．formal adj.正式的；正规的→formally adv.正式地→informal adj.非正式的 5．anxious adj.焦虑的；不安的；渴望的→anxiously adv.焦虑地→anxiety n．忧虑，担心；渴望 6．annoyed adj.恼怒的；生气的→annoy vt.使恼怒；打扰→annoying adj.令人恼怒的→annoyance n．恼怒 7．frightened adj.惊吓的；害怕的→frightening adj.令人害怕的→frighten vt.& vi.(使)害怕；(使)惊恐→fright n．恐惧；惊吓 8．impression n．印象；感想→impress vt.使钦佩；给……留下深刻的好印象 vi.留下印象；引人注目→impressive adj.令人印象深刻的 word formation 9．concentrate vi.& vt.集中(注意力)；聚精会神→concentrated adj.浓缩的；聚集的；全神贯注的→concentration n．集中；专心 10．explore vt.& vi.探索；勘探→exploration n．探索→explorer n．勘探者；探险家 11．confident adj.自信的；有把握的→confidently adv.自信地；确信地→confidence n．信心；信任 12．organis(z)e vt.组织；筹备；安排；组建 vi.组建；成立→organis(z)ation n．组织；团体；机构→organis(z)er n．组织者→organis(z)ed adj.系统的；有组织的；有条理的 13. strategy n．策略；策划→strategic adj.战略(性)的，策略(上)的→strategically adv.战略性地；战略上 14．improve vi.& vt.改进；改善→improvement n．提高；改善 15．curious adj.好奇的；求知欲强的→curiously adv.好奇地→curiosity n．好奇(心)；求知欲 16．revise vt.& vi.修改；修订；复习→revision n．修订；复习 1．registration n．登记；注册；挂号→register vt.& vi.登记；注册 n．登记簿；出纳机 请在注册截止日期(deadline)前登记这门课程。 Please register for the course before the registration deadline. Explanation and Practice 2．nationality n．国籍；民族→national adj.国家的；民族的→nation n．国家；民族；国民 Our nation takes pride in its ___________(nation) anthem, which unites people of all ___________(nation). 我们的国家为国家的国歌感到自豪，它将各种国籍的人们团结在一起。 Explanation and Practice national nationalities 3．designer n．设计者→design vt.设计；筹划 n．设计；设计方案 这位才华横溢的设计者负责这座新桥设计方案的设计。 The talented designer is responsible for the design of the new bridge. Explanation and Practice 4．formal adj.正式的；正规的→formally adv.正式地→informal adj.非正式的 他被正式邀请参加正式的晚宴，而非非正式的聚会。 He was formally invited to the formal dinner, not an informal gathering. Explanation and Practice 5．anxious adj.焦虑的；不安的；渴望的→anxiously adv.焦虑地→anxiety n．忧虑，担心；渴望 她焦虑地等待着，忧虑使她越来越不安。 She waited anxiously, and her anxiety made her feel increasingly anxious. Explanation and Practice 6．annoyed adj.恼怒的；生气的→annoy vt.使恼怒；打扰→annoying adj.令人恼怒的→annoyance n．恼怒 The ______________ noise began to annoy him, and he looked ______________ with clear ______________ .(annoy) 那令人恼怒的噪音开始惹恼他，他带着明显的恼怒看起来很生气。 Explanation and Practice annoying annoyed annoyance 7．frightened adj.惊吓的；害怕的→frightening adj.令人害怕的→frighten vt.& vi.(使)害怕；(使)惊恐→fright n．恐惧；惊吓 The ___________ scene did frighten her; she was ___________ with ___________.(frighten) 那令人害怕的场景确实吓到了她；她惊恐地感到害怕。 Explanation and Practice frightening frightened fright 8．impression n．印象；感想→impress vt.使钦佩；给……留下深刻的好印象 vi.留下印象；引人注目→impressive adj.令人印象深刻的 His speech was ____________ and did impress me, leaving a deep ____________.(impress) 他的演讲令人印象深刻，确实给我留下了深刻的印象。 Explanation and Practice impressive impression 9．concentrate vi.& vt.集中(注意力)；聚精会神→concentrated adj.浓缩的；聚集的；全神贯注的→concentration n．集中；专心 With full ____________, she concentrated on the task in a ____________ manner.(concentrate) 她全神贯注地、以专注的方式集中精力于任务。 Explanation and Practice concentration concentrated 10．explore vt.& vi.探索；勘探→exploration n．探索→explorer n．勘探者；探险家 勇敢的探险家带领探险队去探索那座未知的岛屿。 The brave explorer led the exploration to explore the unknown island. Explanation and Practice 11．confident adj.自信的；有把握的→confidently adv.自信地；确信地→confidence n．信心；信任 他自信地发言，他的信心使他看起来真的很自信。 He spoke confidently, and his confidence made him look truly confident. Explanation and Practice 12．organis(z)e vt.组织；筹备；安排；组建 vi.组建；成立→organis(z)ation n．组织；团体；机构→organis(z)er n．组织者→organis(z)ed adj.系统的；有组织的；有条理的 The ____________ organised the charity event with an organised ___________.(organise) 组织者以一个有组织的机构组织了这次慈善活动。 Explanation and Practice organiser organisation 13. strategy n．策略；策划→strategic adj.战略(性)的，策略(上)的→strategically adv.战略性地；战略上 Explanation and Practice 我们需要一个战略性的策略，并且必须战略性地行动。 We need a strategic strategy and must act strategically. 14. improve vi.& vt.改进；改善→improvement n．提高；改善 Explanation and Practice 努力会改进你的表现，你会看到显著的提高。 Hard work will improve your performance, and you will see remarkable improvement. 15．curious adj.好奇的；求知欲强的→curiously adv.好奇地→curiosity n．好奇(心)；求知欲 Explanation and Practice 那个好奇的孩子好奇地看着一切，被纯粹的好奇心驱使着。 The curious child looked curiously at everything, driven by pure curiosity. 16．revise vt.& vi.修改；修订；复习→revision n．修订；复习 Explanation and Practice 我需要在最终修订前仔细修改我的文章。 I need to revise my article carefully before the final revision. Explanation of Key Words exchange n．交换；交流 vt.交换；交流；交易；兑换 ·in exchange for作为对……的交换 exchange students交换生 ·exchange A for B 用A来换取B exchange sth with sb和某人交换某物 1.作为一名交换生，我很高兴参加这些文化交流活动。 As an exchange student,I am more than delighted to take part in these cultural exchange activities. 2.全球的青少年就可以相互交流科技思想。 Global teenagers  can exchange ideas on science and technology with each other. Explanation of Key Words lecture n．讲座；讲课 vt.训斥 vi.训斥 ·attend a lecture on 参加关于……的讲座 ·lecture hall 报告厅 所有学生下周五将在报告厅参加关于“健康与运动”的讲座。 All the students will attend a lecture on Health and Sports in the lecture hall. Explanation of Key Words design n．设计；设计方案 vt.设计；筹划(designer n．设计者) 校英文报是专门为高中生设计的，旨在丰富我们的校园生活和提高我们的英语水平。 The school English newspaper is specially designed for senior high school students and it is designed to enrich our campus life and improve our English levels. ·by design＝on purpose故意地 ·be designed for sth/sb为……而设计 be designed to do sth为做……而设计；旨在做……；目的是…… Explanation of Key Words anxious adj.焦虑的；不安的；渴望的(anxiously adv.焦虑地 anxiety n．忧虑，担心；渴望) ·be anxious about sth担心某事 (for sb担心某人) be anxious to do/that...渴望(做)…… be anxious for sth渴望某物 ·with anxiety(＝anxiously) 焦急地 这位交换生对开始新生活感到 焦虑并且渴望交到新朋友。 The exchange student is anxious about starting a new life, and anxious to make new friends. Explanation of Key Words annoyed adj.恼怒的；生气的(annoy vt.使恼怒；打扰 annoying adj.令人恼怒的 annoyance n．恼怒) 使我生气的是我哥哥的宠物狗在 房子里跑来跑去，我眼冒怒火。 __________________my brother’s pet dog was running around in the house and my eyes blazed with anger. ·be annoyed with sb对某人生气 be annoyed about/at sth为某事生气 ·It annoys sb that/when/how...……使某人恼怒。 ·to one’s annoyance令某人生气的是 It annoyed me that Explanation of Key Words frightened adj.惊吓的；害怕的[frightening adj.令人害怕的 frighten vt.&vi.(使)害怕；(使)惊恐fright n．恐惧；惊吓] 得知你害怕在公共场合发表演讲，我 特此写信给你一些实用的建议。 Learning that _____________________________________________________________, I am writing to offer you some practical advice. ·be frightened of (doing) sth 害怕(做)某事 be frightened to do sth 害怕做某事 be frightened to death 害怕得要死；非常害怕 ·frighten sb into/out of (doing) sth吓得某人做/不敢做某事 you are frightened of delivering/to deliver a speech in public Explanation of Key Words impress vt.使钦佩；给……留下深刻的好印象vi.留下印象；引人注目(impression n．印象；感想 impressive adj.令人印象深刻的) ·impress sb with sth＝impress sth on/upon sb某事/物给某人留下深刻的好印象；使某人铭记…… be impressed by/with (某人)对……印象深刻 What impresses sb most is sth/that...让某人印象最为深刻的是…… ·leave/make a(n)．..impression on sb给某人留下……的印象 我相信您精彩的讲座一定会给我们留下深刻的印象。 I am confident that your wonderful lecture will surely leave/make a deep impression on us. Explanation of Key Words curious adj.好奇的；求知欲强的[curiously adv.好奇地 curiosity n．好奇(心)；求知欲] 如果你对我们学校的历史感到好奇，你就不容错过这个黄金机会。 If you are curious about the history of our school, you won’t afford to miss the golden opportunity. ·be curious about sth对……感到好奇 be curious to do sth好奇地做某事；极想做某事 ·with curiosity(＝curiously) 好奇地 out of curiosity出于好奇 Explanation of Key Words leave...alone 不打扰；不惊动 即使青少年犯了错，父母有时也应不惊动他们。 Even if teenagers make mistakes, parents should sometimes leave them alone. leave out删掉；漏掉；不理会；不包括 leave...behind遗留；把……甩在后面 leave for动身去(某地) Explanation of Key Words look forward to盼望；期待 我期待着收到你的来信。 I’m looking forward to hearing from you. look forward to doing sth期待做某事 look forward 向前看 Thank you! $