Unit 5 Education Lesson 1 Enlightening a Mind 单词讲解 课件-2025-2026学年高中英语北师大版选择性必修第二册

该高中英语课件聚焦UNIT 5 Lesson 1核心词汇，围绕海伦·凯勒故事展开，涵盖enlighten、exceptionally等单词的音标、词性、释义及课本原文，通过派生词（如restrict-restriction-restricted）、词根词缀关联构建前后知识脉络，形成词汇学习支架。 其亮点在于结合语境教学与拓展延伸，每个单词配套高考真题例句（如unbearable的高考真题）和派生词解析（如bear-unbearable），助力提升语言能力（词汇理解与表达）和思维品质（词义关联分析）。学生能在情境中掌握词汇，教师可直接用于课堂，丰富教学资源，提高教学效率。

UNIT 5 Lesson 1 词汇 enlighten /ɪnˈlaɪt(ə)n/ v. 阐明；指导，指教 [课本原文] Enlightening a mind 启迪心灵 exceptionally /ɪkˈsepʃənəli/ adv. 及其，非常 [课本原文]Helen Keller was an exceptionally special girl .By the time she was seven years old, she still couldn't speak, read or write and needed to have everything done for her.海伦凯勒是一个非常特殊的女孩。她7岁时仍不会说话，不能读书，也不会写字，一切都需要别人照顾。 【拓展延伸】 exceptional adj. 非凡的；杰出的；不寻常的 except prep. 除…之外 conj. 除了；只是 exception n. 例外 severe /sɪˈvɪə(r)/ adj. 很严重的 [课本原文] With these severe restrictions to her communication, Helen's behaviour was often unbearable. 这些严重的障碍限制了海伦的正常交流，也让他的行为常常令人难以忍受。 restriction /rɪˈstrɪkʃ(ə)n/ n. 限制，规定，约束 [2020英语二] Restrictions that keep highly polluting cars out of certain areas. 限制措施使得高污染车辆无法进入某些特定区域。 【拓展延伸】 restricted adj. 受限制的；有限的 restrict vt. 限制，限定（数量、范围等）；束缚；约束 unbearable /ʌnˈbeərəb(ə)l/ adj. 难以忍受的 [高考真题] I'd thought I could hold out till my dentist came back from holiday, but the pain was really unbearable. 我原以为我可以坚持到我的牙医度假回来，但疼痛真的无法忍受。 【拓展延伸】 bear v. 忍受；出生 (bore-born） n.熊 troublesome /ˈtrʌb(ə)lsəm/ adj. 引起麻烦的；令人烦恼的 [课本原文]She was sometimes troublesome, stubborn and angry. 海伦有时候很烦人，很固执，而且很易怒。 stubborn /ˈstʌbən/ adj. 固执的，执拗的 tendency /ˈtendənsi/ n. 倾向 [课本原文] She had a tendency to break things when no one understood her. 如果没有人能理解她的意思，她就会摔东西。 【拓展延伸】 have a/ the tendency to do 有做某事的趋势 tend v. 往往会；常常就；趋向；倾向；易于；照料 [2023全国甲卷]People tend to think that the more time they spend on something, the better results they will get. 人们往往认为在某件事上花费的时间越多，得到的结果就越好。 tend to do 往往会发生某事；易于做某事 superb /suːˈpɜːb/ adj. 极好的，卓越的 [课本原文]Helen's parents got a superb teacher recommended to them. 海伦的父母经人推荐聘请了一位优秀的老师。 eyesight /ˈaɪsaɪt/ n. 视力 relate /rɪˈleɪt/ v. 理解；相联系；叙述 [课本原文] She'd had eyesight problems early in life as well， so she could relate to helens difficulties. 她小时候视力也有障碍，所以更能理解海伦所面临的困境。 【拓展延伸】 relate to 涉及，有关，理解 [2022全国乙卷]The researchers found that people who spend more time reading fiction tend to be better at understanding others’ emotions and relating to people in real life.研究人员发现，花更多时间阅读小说的人往往更善于理解他人的情绪，也更善于在现实生活中与人相处。 relation n.关系 ；联系 related adj. 有关系的，相关的 be related to… 与…有关 [2019江苏卷]However, the air quality is still related to the emissions from human activities.然而，空气质量仍然与人类活动的排放有关。 technique /tekˈniːk/ n. 技巧，手法 [课本原文]Anne's technique to teach Helen language was simple. 安妮教授海伦学习语言的方法很简单 straightforward /ˌstreɪtˈfɔːwəd/ adj. 简单的；诚实的 [课本原文]Anne's technique to teach Helen language was simple and straightforward.安妮教授海伦学习语言的方法简单明了。 doll /dɒl/ n. 玩具 initially /ɪˈnɪʃəli/ adv. 起初 [课本原文]When they initially did this, Helen thought it was a game. 刚开始海伦以为这是在玩游戏。 excitement /ɪkˈsaɪtmənt/ n. 兴奋，激动 [课本原文]She wrote about her excitement later in her book. 后来在她的书中海伦描述了自己的兴奋。 【拓展延伸】 with excitement 兴奋 He spoke with excitement about his upcoming trip to the UK. 他兴奋地谈论着即将到来的英国之行。 excite v. 使兴奋，使激动 exciting adj. 令人激动的 excited adj. 感到激动的 [2024新高考I] The excited children couldn't wait to open their presents. 这群兴奋的孩子等不及打开他们的礼物。 be excited about/ at 对…兴奋 imitation /ˌɪmɪˈteɪʃn/ n. 模仿，仿效；仿制品 【拓展延伸】 imitate v. 模仿；仿效 [2022全国乙]We can imitate these animals and create products that help us survive better.我们可以模仿这些动物，创造出帮助我们更好生存的产品。 stream /striːm/ n. 水流，溪流，人流，车流 v.流动，流出 [课本原文]Anne put one of Helen's hands under the stream of water. 安妮把海伦的一只手放在水流下。 liquid /ˈlɪkwɪd/ n. 液体 adj. 液体的 [课本原文]Helen suddenly realized that the movement of the figures meant the cool liquid flowing over her hand. 海伦突然意识到手指的动作代表的是流过自己手掌的清凉的液体。 precious /ˈpreʃəs/ adj. 珍贵的，宝贵的 [课本原文]The precious knowledge give her hope and joy. 这宝贵的知识给他带来了希望和快乐。 grasp /ɡrɑːsp/ vt. 理解；领会；抓住 n. 理解；领会；紧握 [课本原文]Helen grasped the key to language.海伦理解了语言的关键。 [拓展延伸] have a good grasp of 对…掌握得好 = have a good command of She has a good grasp of three foreign languages, which makes her a top candidate for the position. 她熟练掌握三门外语，这使她成为该职位的最佳候选人。 gradual /ˈɡrædʒuəl/ adj. 逐渐的，逐步的 [课本原文] It was a gradual and sometimes painful process. 它是一个渐进的，有时会很痛苦的过程。 [拓展延伸] gradually adv.逐渐地 [2018全国2]But after all, those years, I found that dance was gradually becoming something that felt like more of a burden than a joy. 但毕竟那些年，我发现舞蹈逐渐变成了一种感觉更像是负担而不是快乐的事情。 painful /ˈpeɪnf(ə)l/ adj. 令人痛苦的；困难的；疼痛的 [2023全国I]The process of quitting smoking can be painful, but the long- term benefits to health make it worthwhile. 戒烟的过程可能很痛苦，但对健康的长期益处使其值得一试。 [拓展延伸] pain n. 疼痛；努力 painless adj. 无痛的 enthusiastic /ɪnˌθjuːziˈæstɪk/ adj. 热心的，热衷的 [课本原文]Helen was so enthusiastic about learning.海伦对学习有极高的热情。 [拓展延伸] enthusiastically adv. 热情地 enthusiasm n. 热情 with (great) enthusiasm（非常）热情地 vocabulary /vəˈkæbjələri/ n. 词汇量 expand /ɪkˈspænd/ v. (使)扩大；增加 [课本原文]As Helen's knowledge and vocabulary expanded, she asked more and more questions. 随着海伦知识和词汇量的不断扩大，他提出的问题也越来越多。 [拓展延伸] expansion n. 扩大，扩展 expansive adj. 广阔的；广泛的；全面的 complex /ˈkɒmpleks/ adj. 复杂的，难以理解的 [课本原文]This soon led her to discover more complex words and change her thinking process. 这使她很快学会了更复杂的单词，从而改变了思维的过程。 violet /ˈvaɪələt/ n. 紫罗兰 gently /ˈdʒentli/ adv. 轻柔地；温和地；平缓地 [课本原文]Miss Sullivan put her arm gently round me.莎莉文老师温柔地搂着我。 【拓展延伸】 gentle adj. 温柔的，轻柔的 puzzle /ˈpʌz(ə)l/ v. 使困惑，使迷惑 [课本原文]Her words puzzled me very much.她的话令我非常困惑。 [拓展延伸] puzzled adj. 困惑的，迷惑不解的 be puzzled about/ at… 对…感到困惑 puzzling adj. 令人费解的 puzzlement n. 困惑 in puzzlement n. 迷惑地 apparent /əˈpærənt/ adj. 显而易见的；明白的 [课本原文]Although the meaning of love was still not apparent to Helen, she kept on trying to understand it. 尽管对海伦来说，爱的意义还不明确，但他一直试图理解。 [拓展延伸] apparently adv. 显然 It is apparent that…… 显然 ray /reɪ/ n. (太阳或月亮的)光线 disappointed /ˌdɪsəˈpɔɪntɪd/ adj. 失望的，沮丧的 She was disappointed when her favorite singer canceled the concert at the last minute. 当她最喜欢的歌手在最后一刻取消演唱会时，她感到失望。 [拓展延伸] be disappointed at sth. 对某物失望 be disappointed with sb. 对某人失望 be disappointed (not) to do sth. 对（未）做某事感到失望 disappoint v.（使）失望 disappointment n. 失望 abstract /ˈæbstrækt/ adj. 抽象的 concept /ˈkɒnsept/ n. 概念，看法 [课本原文]The word "think" was also a difficult one for Helen because its such an abstract concept. think这个词对海伦来说也很难理解，因为它很抽象。 breakthrough /ˈbreɪkθruː/ n. 突破，重大进展 [课本原文]However one day as she was working on a simple task, she had a breakthrough. 然而，有一天在做一项简单的任务时，她取得了突破。 necklace /ˈnekləs/ n. 项链 forehead /ˈfɔːhed/ n. 额头，前额 vivid /ˈvɪvɪd/ adj. 生动的，逼真的 [课本原文]In that vivid moment， Helen finally understood the beautiful truth of the word "love". 就在那个动人的时刻，海伦终于明白了love这个词蕴含的美丽的真谛。 谢谢观看 $