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人教版2019必修一Welcome unit核心词汇，以教材语境（如交换生、校园场景）为导入，通过音标、词性、短语及例句搭建从基础词义到语境应用的学习支架，帮助学生系统掌握词汇用法。 其亮点在于融合语言能力与思维品质培养，通过“语境串记”（如anxious的高考情境应用）提升情境表达能力，借助词性转换及构词规律拓展（如nation→national→nationality）培养归纳思维。同时提供学习策略指导（如take notes、organise thoughts），助力学生构建词汇网络，教师可直接用于高效教学。

人教版（2019）必修一 Welcome unit Words and Expressions exchange /ɪksˈtʃeɪndʒ/ n. 交换；交流 vt. 交换；交流；交易；兑换 【教材语境】I’m an exchange student from the UK. (P2) 我是来自英国的交换生。 1. n. 交换；交流 (1) exchange students 交换生 A group of exchange students from the UK are visiting our school next month. 一群来自英国的交换生下个月将参观我们学校。 (2) in exchange (for ...) 作为（对……的）交换 Mary is teaching me English in exchange for my teaching her Chinese. 玛丽教我英语，作为交换，我教她汉语。 They can build more factories on this land, and in exchange they have to build houses for people there. 他们可以在这块土地上建造更多的工厂，作为交换，他们必须为那里的人们建造房屋。 2. vt. 交换；交流；交易；兑换 Everyone in the group exchanged phone numbers. 所有的组员都互相交换了电话号码。 (1) exchange ... for ... 把……兑换成…… When we go to America, we have to exchange RMB for dollars. 当我们去美国的时候，我们必须把人民币换成美元。 (2) exchange sth. with sb. 与某人交流/交换某物 Before making the decision, he exchanged ideas with his parents. 在做这个决定之前，他和父母交流了想法。 lecture /ˈlektʃə(r)/ n. 讲座；讲课；教训 vi. （开）讲座；讲课 vt. 训斥 【教材语境】in the lecture hall (P2) 在演讲厅 1. n. 讲座；讲课；教训 (1) give/deliver a lecture / lectures 开讲座，讲课 I am supposed to give a lecture this afternoon, but I have a temperature right now. 今天下午我理应去演讲的，但是我现在发烧了。 (2) give sb. a lecture about ... 告诫/教训某人…… My father caught me and gave me a long lecture about the dangers of drink. 父亲拉住我，对我长篇说教，讲喝酒的坏处。 2. vi. （开）讲座；讲课 vt. 训斥 (1) lecture in/on ... 开讲座，讲课 He regularly gives lectures on modern French literature. 他经常作有关现代法国文学的讲座。 (2) lecture sb. about/on ... 告诫/训斥某人…… She is always lecturing me about the way I dress. 她总是对我的穿着方式指手画脚。 register /ˈredʒɪstə(r)/ vt. & vi. 登记；注册 register for 注册，登记 How many students have registered for English classes? 有多少学生注册了英语课？ 词性转换 registration /ˌredʒɪˈstreɪʃn/ n. 登记；注册；挂号 the registration office 登记处 Marriage without registration is not recognized by law. 法律不承认未登记的婚姻。 sex /seks/ n. 性别 female /ˈfiːmeɪl/ adj. 女（性）的；雌的 n. 雌性动（植）物；女子 male /meɪl/ adj. 男（性）的；雄的 n. 雄性动（植）物；男子 nation /ˈneɪʃn/ n. 国家；民族；国民 The whole nation is closely united. 整个民族紧密地团结起来。 词性转换 national adj. 民族的，国家的 She’s fighting for a place in the national team. 她正努力争取加入国家队。 nationality /ˌnæʃəˈnæləti/ n. 国籍；民族 He has British nationality. 他是英国国籍。 拓展（形容词+后缀-ity变名词） able adj. 能够，有能力的 → ability n. 能力 real adj. 真的 → reality n. 现实，实际 active adj. 活跃的 → activity n. 活动 possible adj. 可能的 → possibility n. 可能性 design /dɪˈzaɪn/ n. 设计；设计方案 vt. 设计；筹划 1. n. 设计；设计方案 She is good at art and design. 她擅长美术和设计。 by design = on purpose 故意地 This is not an accident, but rather, by design. 但这不是偶然，而是精心设计的结果。 2. vt. 设计；筹划 (1) design sth. for ... 为……设计某物 The new graduate volunteered to design a new school badge for the school. 这位应届毕业生自愿为学校设计一个新的校徽。 (2) be designed for ... 为……计划/设计 This course is designed for beginners. 这门课是为初学者设计的。 (3) design ... as ... 设计……用作…… The building was designed as a school stadium. 这座建筑物被设计用作学校体育场。 (4) be designed to do ... 旨在做……；用于做…… The experiment is designed to test the new drug. 这个实验是为测试新药而设计的。 词性转换 designer /dɪˈzaɪnə(r)/ n. 设计者 She’s the fashion designer of the moment. 她是当前最红的时装设计师。 campus /ˈkæmpəs/ n. 校园；校区 【教材语境】An exchange student is talking to a teacher on campus. (P3) 一个交换生正在校园里和老师交谈。 formal /ˈfɔ:ml/ adj. 正式的；正规的 【教材语境】People speak in a more polite way in formal situations. (P3) 在正式场合，人们说话更有礼貌。 词性转换 informal adj. 非正式的 informal group 非正式群体 informal dress 便装 formally adv. 正式地；正规地 anxious /ˈæŋkʃəs/ adj. 焦虑的；不安的 (1) be anxious for sb. / about sth. 为……担心/担忧 = be worried about ... Parents are naturally anxious for their children. 父母自然为儿女担心。 (2) be anxious for ... 渴望…… = be eager for ... She is anxious for the weekend to come so she can relax. 她渴望周末的到来，这样她就可以放松了。 (3) be anxious (for sb.) to do sth. 渴望（某人）做某事 She was anxious to see her family after being away for so long. 离家很长时间之后，她渴望见到她的家人。 语境串记 The College Entrance Examination is over. He is very anxious about his marks, because he is anxious to be admitted by a key college, which is his dream. 高考结束了。他很担心自己的分数，因为他渴望被一所重点大学录取，这是他 的梦想。 词性转换 anxiously adv. 焦虑地；不安地 anxiety n. 担心，忧虑；渴望 with anxiety 焦虑地 We waited with anxiety / anxiously for our examination results. 我们焦急地等待着考试结果。 annoy /əˈnɔɪ/ vt. 使恼怒；打扰 (1) It annoys sb. that ... 让某人生气的是……（It为形式主语，that从句为真正的主语） It annoyed me that I hadn’t been invited. 使我生气的是我没被邀请。 (2) It annoys sb. to do sth. 做某事让某人生气。 It annoyed me very much to know he cheated me. 知道他骗了我，我很生气。 词性转换 annoying adj. 使烦恼的（表示事或物的性质） annoyed /əˈnɔɪd/ adj. 恼怒的；生气的 (1) be annoyed with sb. 生某人的气 She was annoyed with me because I was too careless. 她因为我太粗心了而生我的气。 (2) be annoyed at/about sth. 因某事生气 He was very annoyed at the newspaper report. 他对报纸上的那篇报道极为恼火。 (3) be annoyed to do / that ... ……使人恼火 He was annoyed to hear that the train would be 40 minutes late. 听说火车要晚点40分钟，他很生气。 The teacher was annoyed that his students did not study hard. 这位老师因他的学生不努力学习而生气。 annoyance n. [U] 恼怒，烦恼；[C] 使人烦恼的事 to sb.’s annoyance 让某人生气的是 To her annoyance the stranger did not go away. 让她厌烦的是这个陌生人没有离开。 语境串记 I was annoyed at those annoying things because my mind was full of annoyances and those things were annoying me all the time. 我因那些令人烦恼的事而生气，因为我的脑子里都是烦人之事，那些事情一直在困扰着我。 frightened /ˈfraɪtnd/ adj. 惊吓的；害怕的 (1) be frightened of (doing) sth. 害怕（做）某事 I’m frightened of walking home alone in the dark. 我害怕在黑夜里单独走路回家。 (2) be frightened to do sth. 害怕做某事 I’m frightened to speak in public. 我害怕在公众场合讲话。 (3) be frightened to death 吓得要死 I’d never do that. I’d be frightened to death. 我绝对不会那样做。我会被吓死的。 (4) be frightened that ... 害怕…… She was frightened that the plane would crash. 她害怕飞机会坠毁。 词性转换 fright n. 惊吓；恐怖 with/in fright 惊恐地 Mary’s face became red with fright. 玛丽的脸吓红了。 frighten v. 使惊吓；吓唬 (1) frighten ... away/off 把……吓跑 A coat on a fence or a pipe on the floor would frighten them away. 篱笆上的一件外套或地板上的一根管子会把它们吓跑。 (2) frighten sb. into doing sth. 把某人吓得做某事 He exaggerated the dangers of the trip in order to frighten them not into going. 他夸大旅行的危险以吓唬他们不要去。 frightening adj. 引起恐惧的；使惊恐的；骇人的（修饰物或事） 语境串记 What he saw in the forest frightened him. Whenever he walked by and thought of the frightening scene, he felt frightened. 他在森林里看到的吓到了他。每当他路过时想到那可怕的情景，他都感到害怕。 p.m. /ˌpiːˈem/ abbr. （源自拉丁语）下午；午后 a.m. /ˌeɪˈem/ abbr. （源自拉丁语）上午；午前；午夜至正午 senior /ˈsiːniə(r)/ adj. 级别（或地位）高的 n. 较年长的人 senior high school （美国）高中 【教材语境】So this is it — senior high school at last! (P4) 这就是了——终于到了高中学校！ Television and radio needed many more women in senior jobs. 电视和广播领域需要有更多女性来担任高级职位。 My brother is my senior by two years. 我哥哥比我大两岁。 Seniors can get a 10% discount. 老年人可以享受 10% 的折扣。 be senior to sb. 比某人年长；比某人地位（职位、级别）高 Williams felt himself to be senior to all of them. 威廉姆斯自认为比他们所有人资格都要老。 junior /ˈdʒuːniə(r)/ adj. 地位（或职位、级别）低下的 n. 职位较低者；（体育运动中）青少年 junior high school （美国）初级中学 【教材语境】I miss my friends from junior high school ... (P4) 我想念我初中的小伙伴们…… He held a junior position in the company. 他在这家公司担任低级别职务。 She has coached many of our leading juniors. 她训练过我们许多名列前茅的青少年运动员。 be junior to sb. 比某人小；比某人地位（职位、级别）低 He is junior to me, but he looks older than me. 他比我小，但看上去比我老。 at last 终于；最终 【教材语境】So this is it — senior high school at last! (P4) 这就是了——终于到了高中学校！ I’m so glad that we’ve found you at last. 我太高兴了，我们终于找到你了。 outgoing /ˈaʊtgəʊɪŋ/ adj. 爱交际的；外向的 【教材语境】I’m not outgoing so I’m a little anxious right now. (P4) 我性格并不外向，所以现在有点焦虑。 巧记 out向外+going离开 Paul is outgoing while I’m shy. 保罗很外向，而我很害羞。 impress /ɪmˈpres/ vt. 使钦佩；给……留下深刻的好印象 vi. 留下印象；引人注目 (1) impress sb. with sth. = impress sth. on/upon sb. 使某人牢记某事 She always impresses with her intelligence. 她总是以她的智慧给人留下深刻印象。 The teacher impressed the importance of English on/upon me. 老师让我意识到英语的重要性。 (2) be impressed with/by ... 对……印象深刻 We were all impressed by her enthusiasm. 我们都被她的热情打动了。 (3) be impressed on one’s mind/memory 使某人铭记在心 Mother’s words were impressed on my mind. 母亲的话一直铭记在我的心头。 词性转换 impressive adj. 给人印象深刻的，令人钦佩的 impression /ɪmˈpreʃn/ n. 印象；感想 【教材语境】FIRST IMPRESSIONS (P4) 第一印象 (1) make an impression 留下好印象 leave/make a(n) ... impression on sb. 给某人留下……印象 The new teacher left/made a good impression on the students. 这位新老师给学生们留下了一个好印象。 (2) have/get a(n) ... impression of ... 对……有……印象 I have a very good impression of him. 我对他的印象很好。 语境串记 Hangzhou is really an impressive place. The famous West Lake always leaves a deep impression on the visitors. I was deeply impressed by its beauty the first time I saw it. 杭州的确是一个令人难忘的地方。著名的西湖总是给游客留下深刻的印象。我 第一次见到它时，就对它的美印象深刻。 what if 要是……会怎么样呢？ 【教材语境】What if no one talks to me? (P4) 要是没人跟我说话怎么办呢？ guy /gaɪ/ n. 小伙子；男人；家伙 【教材语境】... but the guy next to me tried to talk to me the whole time. (P4) ……但坐在我旁边的那个家伙一直都想跟我说话。 concentrate /ˈkɒnsntreɪt/ vi. & vt. 集中（注意力）；聚精会神 concentrate on 集中精力于 【教材语境】I couldn’t concentrate on the experiment. (P4) 我没法专心做实验。 He concentrated his attention on his scientific research. 他集中精力在他的科学研究上。 同义短语 focus on 集中精力于…… devote oneself to 致力于…… bury oneself in 专心致志于…… be absorbed in / be lost in 全神贯注于…… put one’s heart into 全神贯注于…… pay attention to 集中注意力于…… 词性转换 concentrated adj. 全力以赴的；集中的；浓缩的 The population of Japan is concentrated in large cities. 日本的人口集中在大城市。 concentration n. 集中；专心 Driving requires total concentration. 开车需要聚精会神。 experiment /ɪkˈsperɪmənt/ n. 实验；试验 【教材语境】I couldn’t concentrate on the experiment. (P4) 我没法专心做实验。 (1) do / perform / conduct / carry out an experiment 做/进行实验 (2) complete an experiment 完成实验 (3) by experiment 通过实验 The scientist discovered the new element by experiment. 科学家通过实验发现了这种新元素。 (4) experiment with sth. 用……做实验 (5) experiment on sb./sth. 利用某人/某物进行实验 词性转换 experimental adj. 实验性的 leave ... alone 不打扰；不惊动 【教材语境】I really wanted to tell him to please be quiet and leave me alone. (P4) 我真想对他说：请安静点，别打扰我！ She asked to be left alone but the reporter followed her all the way. 她要求别打扰她，但是记者一路都跟着她。 I’ve told you to leave my things alone. 我已经告诉过你不要动我的东西。 拓展 leave aside 搁置一边；不考虑 leave out 遗漏，不包括 leave for 动身去……，前往…… leave ... behind 把……抛在后面；忘记带走，留下 awkward /ˈɔ:kwəd/ adj. 令人尴尬的；难对付的 【教材语境】I didn’t feel awkward or frightened at all. (P4) 我一点也不觉得尴尬或害怕。 explore /ɪkˈsplɔː(r)/ vt. & vi. 探索；勘探 【教材语境】... and there’s a lot to explore at senior high. (P4) ……而且高中会有很多事物等待着我去探索。 词性转换 exploration n. 探索；探测 explorer n. 探险者，勘探者，考察者 语境串记 A team of explorers will explore the valley in two days. The exploration will last more than ten days. 探险队将在两天后勘探这个山谷，这次勘探将持续十多天。 confident /ˈkɒnfɪdənt/ adj. 自信的；有把握的 【教材语境】I feel much more confident than I felt this morning. (P4) 我感觉现在比早上有信心多了。 (1) be confident about ... 对……有信心 Many students are not confident about themselves, so they are afraid of talking with foreigners. 许多学生对自己没有信心，所以他们害怕和外国人交谈。 (2) be confident about/of (doing) sth. 对（做）……有把握 The team is confident of winning. 这个队有把握取胜。 (3) be confident that ... 确信…… We are confident that the environment will be improved by our further efforts to reduce pollution. 我们确信环境会在我们进一步减少污染的努力下得到改善。 词性转换 confidently adv. 自信地；大胆地 confidence /ˈkɒnfɪdəns/ n. 信心；信任 (1) have/lose confidence in ... 对……有/失去信心 As parents, we should encourage our children to have confidence in themselves. 作为家长，我们应当鼓励孩子们对自己有信心。 (2) have confidence to do sth. 有信心做某事 (3) with confidence 有信心地 He answered the question with confidence. 他自信地回答了问题。 语境串记 When you are communicating with others, expressing yourself clearly and confidently will gain yourself more confidence and help you become more and more confident. 当你与他人交流时，清楚自信地表达自己将会使你更加自信，也会使你越来越 有信心。 forward /ˈfɔːwəd/ adv. (also forwards) 向前；前进 adj. 向前的；前进的 look forward to 盼望；期待（to为介词，故其后可接名词、代词或v-ing作 宾语，不接动词不定式） 【教材语境】Tom is looking forward to meeting the new exchange student. (P4) 汤姆期待着见到新来的交换生。 I have seen the film; now I am looking forward to reading the book. 我看过这部电影，现在我盼望读这本书。 The students are looking forward to having an opportunity to explore society for real-life experience. 学生们盼望有一个踏足社会寻求实际人生经验的机会。 I hope you can accept our invitation. And I’m looking forward to your early reply. 我希望你能接受我们的邀请。我期待着您的早日回复。 take notes 记笔记 【教材语境】listen to the teacher and take notes (P7) 听老师讲课并做笔记 flash /flæʃ/ n. 光；信号 vi. 闪耀；闪光；发出信号 vt. 使闪耀；发出（信号） flash card 教学卡片；识字卡 【教材语境】use flash cards (P7) 用教学卡片 I’ll need flash for this shot. 拍这个镜头我需要闪光灯。 A terrible thought flashed through his mind. 他脑子里闪过一个可怕的念头。 organise (organize) /ˈɔːgənaɪz/ vt. 组织；筹备；安排；组建 vi. 组建；成立 【教材语境】How does Li Ming organise his thoughts? (P7) 李明是如何组织他的思路的？ Who is going to organise the party tonight? 谁来筹办今晚的聚会？ You should try and organise your time better. 你应该尽量更有效地安排你的时间。 词性转换 organised adj. 有组织的；有条理的 well/badly organised 组织得好/不好；有/没有条理 organisation (organization) /ˌɔːɡənaɪˈzeɪʃn/ n. 组织；团体；机构 the World Health Organisation 世界卫生组织 organiser n. 组织者，安排者 语境串记 The students set up an organisation, which organises regular activities to help the students with unhealthy habits to live an organised life. 学生们建立了一个组织，定期组织活动帮助那些习惯不良的学生们去过有条理 的生活。 goal /ɡəʊl/ n. 目标；球门；射门 【教材语境】I have learning goals and make plans for my English studies. (P7) 我制定学习目标，并且制作我的英语学习计划。 (1) set a goal 设定目标 Without motivation, you can neither set a goal nor reach it. 没有动力，你既无法设定目标，也无法达成目标。 (2) have a short-term/long-term goal 有一个短期/长期目标 (3) achieve/reach/realize/accomplish a goal 实现目标 Chang’e 4 has realized the goal of landing. 嫦娥四号实现了着陆的目标。 (4) make/score/kick/get a goal 进球得分 Half an hour later, they finally scored/kicked a goal. 半小时后，他们终于得分了。 strategy /ˈstrætədʒi/ n. 策略；策划 【教材语境】What learning strategies do you and your partner share? (P7) 你和你的伙伴有什么共同的学习策略？ Skimming is a kind of reading strategy. 略读是一种阅读策略。 partner /ˈpɑːtnə(r)/ n. 同伴；配偶；合伙人 【教材语境】What learning strategies do you and your partner share? (P7) 你和你的伙伴有什么共同的学习策略？ improve /ɪmˈpruːv/ vi. & vt. 改进；改善 【教材语境】What is the best way for you to improve your reading skills? (P7) 对你而言，提高阅读技巧的最好方法是什么？ 词性转换 improvement n. 改进，改善；提高 curious /ˈkjʊəriəs/ adj. 好奇的；求知欲强的 【教材语境】I’m curious about everything. (P8) 我对一切事物都充满好奇。 (1) be curious about ... 对……感到好奇 People have always been curious about exactly how life on earth began. 人们一直好奇地球上的生命究竟是如何开始的。 (2) be curious to do ... 很想做……，渴望做…… I’m curious to know what they are talking about. 我很想知道他们正在讨论什么。 词性转换 curiously adv. 好奇地；奇怪地 curiosity n. 好奇心；求知欲 (1) with curiosity 好奇地 (2) out of curiosity 出于好奇 (3) meet/satisfy one’s curiosity 满足某人的好奇心 (4) have curiosity to do sth. 有做某事的好奇心 语境串记 Children are always curious about everything they see and hear. They will ask different kinds of questions out of curiosity. To meet their curiosity, we’d better answer them patiently. 孩子们总是对他们的所见所闻感到好奇。出于好奇，他们会问各种各样的问题。 为了满足他们的好奇心，我们最好耐心地回答他们。 company /ˈkʌmpəni/ n. 公司；商行；陪伴 【教材语境】My dream is to start my own IT company! (P8) 我的梦想是创办一家自己的信息技术公司！ keep sb. company = accompany sb. 陪伴某人 I’ll keep you company while you’re waiting. 你等待时我会陪伴你。 personality /ˌpɜːsəˈnæləti/ n. 性格；个性 His wife has a strong personality. 他妻子的个性很强。 词性转换 personal adj. 个性的；个人的；私人的；亲自（做）的 This book is based on personal experience. 本书是根据个人经历写成的。 personally adv. 个人地；就个人来讲；亲自 Personally speaking, I’ve always preferred Chinese food. 就我个人来讲，我总是偏爱中国菜。 style /staɪl/ n. 方式，作风 【教材语境】Learning style (P9) 学习方式 (1) come into style 流行起来，变得时髦   (2) in style 时髦的，流行的 (3) out of style 不时兴的，不时髦的   (4) style of work 工作作风  revise /rɪˈvaɪz/ vt. & vi. 修改；修订；复习 【教材语境】Get your draft back and revise it. (P9) 拿回你的草稿并进行修改。 词性转换 revision n. 修改，修订；修订本，订正本；复习，温习 reviser n. 校订者；修订者 $