Unit8 词汇精讲课件 2025-2026学年沪教版英语七年级下册

该初中英语课件聚焦7B Unit 8核心词汇，通过音标、释义、派生词及搭配构建学习支架，从基础词义延伸至拓展应用，结合练习帮助学生衔接前后知识，形成系统词汇网络。 其亮点在于融合语言能力（拓展练习强化应用）、文化意识（名言警句与趣味文化渗透）和思维品质（语境化语法填空），采用词汇拓展与情境练习法，学生提升词汇应用与文化理解，教师获得系统教学资源以提高效率。

7B Unit 8 词汇精讲 词汇讲解 · PPT 配套版 athlete /ˈæθliːt/ n. 运动员 【拓展】athlete n. 运动员 athletes n. 运动员（复数） athletic adj. 运动的；健壮的 athletics n. 田径运动 【常见搭配】professional athlete 职业运动员 Olympic athletes 奥运选手 athletic ability 运动能力 track and field athletics 田径运动 【拓展练习】奥运选手们为比赛准备了四年。 Olympic athletes prepared for the Games for four years. 他有着出色的运动能力。 He has excellent athletic ability. “Every athlete knows that success is 1% talent and 99% hard work.” —— 每个运动员都知道，成功是1%的天赋加99%的汗水。【名言警句】 【趣味文化】 中国著名athletes包括姚明、刘翔、苏炳添等。奥林匹克运动会是世界athletes的最高舞台。 biologist /baɪˈɒlədʒɪst/ n. 生物学家 【拓展】biologist n. 生物学家 biologists n. 生物学家（复数） biology n. 生物学 biological adj. 生物的 【常见搭配】marine biologist 海洋生物学家 【拓展练习】许多生物学家致力于保护野生动物。 Many biologists are working to protect wildlife. 我对生物学非常感兴趣。 I am very interested in biology . 这是一项重要的生物学研究。 This is an important biological research. “A biologist sees the miracle of life in every living thing.” —— 生物学家在每一个生物身上都能看到生命的奇迹。【名言警句】 【趣味文化】 珍·古道尔（Jane Goodall）是世界著名的biologist，她毕生研究黑猩猩。 instrument /ˈɪnstrəmənt/ n. 乐器；工具 【拓展】instrument n. 乐器；工具 instruments n. 乐器（复数） instrumental adj. 乐器的；有帮助的 instrumentalist n. 乐器演奏者 【常见搭配】musical instruments 乐器 traditional Chinese instruments 中国传统乐器 【拓展练习】中国传统乐器包括古筝和二胡。 Traditional Chinese instruments include the guzheng and erhu. 他在学校乐队中演奏多种乐器。 He plays several instruments in the school band. 音乐在他的康复中起了重要作用。 Music was instrumental in his recovery. “Music is the instrument through which the soul speaks.” —— 音乐是灵魂说话的工具。【名言警句】 【趣味文化】 中国传统instruments包括古筝、二胡、琵琶等。Instrument还可以指“工具”。 possible /ˈpɒsəbl/ adj. 可能的 【拓展】possible adj. 可能的 possibly adv. 可能地 possibility n. 可能性 impossible adj. 不可能的（反义词） 【常见搭配】as soon as possible 尽快 as much as possible 尽可能多 【拓展练习】请尽快回复我。 Please reply to me as soon as possible . 这个计划成功的可能性很大。 There is a strong possibility that this plan will succeed. 这可能是我们最好的机会。 This is possibly our best chance. “Everything is possible if you believe.” —— 只要你相信，一切皆有可能。【名言警句】 【趣味文化】 阿迪达斯的广告语“Impossible is nothing.”（没有什么不可能）激励了无数人。 actually /ˈæktʃuəli/ adv. 实际上 【拓展】actually adv. 实际上 actual adj. 实际的 act v. 行动 action n. 行动 【常见搭配】actually speaking 实际上 in actual fact 事实上 as a matter of fact 事实上 【拓展练习】实际上，我从来没有去过巴黎。 Actually , I have never been to Paris. 实际的结果比我们预期的要好。 The actual result was better than we expected. 我们应该立即采取行动。 We should take action at once. “Actually, the best things in life are free.” —— 实际上，生活中最好的东西都是免费的。【名言警句】 【趣味文化】 Actually是口语中常用的词，常用来纠正或补充信息。 belt /belt/ n. 腰带 【拓展】belt n. 腰带 belts n. 腰带（复数） seat belt n. 安全带 belt v. 用带系紧 【常见搭配】wear a belt 系腰带 seat belt 安全带 tighten one's belt 勒紧裤腰带（节约） below the belt 不公正的 【拓展练习】请在汽车启动前系好安全带。 Please fasten your seat belt before the car starts. 为了省钱，他们不得不勒紧裤腰带。 To save money, they had to tighten their belts . “Fasten your seat belt; success is a bumpy ride.” —— 系好安全带，成功之路充满颠簸。【名言警句】 【趣味文化】 英语习语“tighten one's belt”（勒紧裤腰带）表示“节约开支”。 beyond /bɪˈjɒnd/ prep. 在更远处 【拓展】beyond prep. 在更远处；超出 beyond adv. 在远处 beyond n. 远处 【常见搭配】beyond the river 在河的那边 beyond one's ability 超出某人的能力 beyond doubt 毫无疑问 beyond belief 难以置信 【拓展练习】那个村庄在那些山的更远处。 The village is beyond those mountains. 他的成功毫无疑问。 His success is beyond doubt . “The best view comes after the hardest climb, beyond the mountain.” —— 最美的风景在越过山后最艰难的攀登之后。【名言警句】 【趣味文化】 Beyond表示“在……那边、超出……范围”。 career /kəˈrɪə(r)/ n. 生涯 【拓展】career n. 生涯；职业 careers n. 职业（复数） career-oriented adj. 事业导向的 careerist n. 野心家 【常见搭配】career choice 职业选择 career development 职业发展 career path 职业道路 start a career 开始职业生涯 【拓展练习】她以教师的身份开始了自己的职业生涯。 She started her career as a teacher. 职业选择是人生中重要的决定。 Career choice is an important decision in life. “Choose a career you love, and you will never work a day in your life.” —— 选择你热爱的职业，你一生都不会觉得在工作。【名言警句】 【趣味文化】 Career和job的区别：job指具体的工作，career指长期的职业发展。 curious /ˈkjʊəriəs/ adj. 好奇的 【拓展】curious adj. 好奇的 curiously adv. 好奇地 curiosity n. 好奇心 curiousness n. 好奇 【常见搭配】be curious about 对……好奇 a curious mind 好奇的头脑 out of curiosity 出于好奇 【拓展练习】孩子们天生对世界充满好奇。 Children are naturally curious about the world. 出于好奇，她打开了那个盒子。 Out of curiosity , she opened that box. 好奇心是学习的重要动力。 Curiosity is an important motivation for learning. “Curiosity is the spark that ignites discovery.” —— 好奇心是点燃发现的火花。【名言警句】 【趣味文化】 爱因斯坦说：“I have no special talent. I am only passionately curious.” extremely /ɪkˈstriːmli/ adv. 极其 【拓展】extremely adv. 极其 extreme adj. 极端的 extreme n. 极端 extremist n. 极端主义者 【常见搭配】extremely important 极其重要 extremely popular 极其受欢迎 extremely cold 极其寒冷 【拓展练习】昨天天气极其寒冷。 The weather was extremely cold yesterday. 这本书极其受欢迎。 This book is extremely popular . 极端天气变得越来越常见。 Extreme weather is becoming more and more common. “Success is extremely important, but kindness is more so.” —— 成功极其重要，但善良更重要。【名言警句】 【趣味文化】 Extremely是very的强调形式，表示程度极高。 host /həʊst/ v. 主持 n. 主人 【拓展】host v. 主持；主办 host n. 主人；主持人 hostess n. 女主人 hosting n. 主办 【常见搭配】host a show 主持节目 host a party 举办派对 TV host 电视主持人 【拓展练习】她主持了一个电视节目十年。 She hosted a TV show for ten years. 中国主办了2008年奥运会。 China hosted the 2008 Olympic Games. 她是一位受欢迎的主持人。 She is a popular TV host . “A good host makes everyone feel at home.” —— 好的主人让每个人都感到宾至如归。【名言警句】 【趣味文化】 中国举办了许多国际盛会，如2008年北京奥运会。 increase /ɪnˈkriːs/ v. 增长 n. 增长 【拓展】increase v. 增长 increase n. 增长 increasingly adv. 越来越 increasing adj. 增长的 【常见搭配】increase by 增长了（幅度） 【拓展练习】这个城市的人口迅速增长。 The population of the city has increased rapidly. 销售额增长了20%。 The sales increased by 20%. 越来越多的人开始关注环保。 Increasingly more people are paying attention to environmental protection. “The more you read, the more your knowledge will increase.” —— 你读得越多，你的知识增长得越多。【名言警句】 【趣味文化】 世界人口一直在increase。中国经济的快速增长举世瞩目。 interest /ˈɪntrəst/ n. 兴趣 【拓展】interest n. 兴趣 interesting adj. 有趣的 interested adj. 感兴趣的 interestingly adv. 有趣地 【常见搭配】have an interest in 对……有兴趣 take an interest in 对……产生兴趣 lose interest in 对……失去兴趣 【拓展练习】她对音乐有浓厚的兴趣。 She has a strong interest in music. 我对这本书很感兴趣。 I am very interested in this book. 这是一本非常有趣的书。 This is a very interesting book. “Interest is the best teacher.” —— 兴趣是最好的老师。【名言警句】 【趣味文化】 Interested（人感到有兴趣的）和interesting（事物令人感兴趣的）的区别是考试常考点。 shoot /ʃuːt/ v. 飞驰；射击 【拓展】shoot v. 飞驰；射击 过去式/过去分词 shot shot n. 射击；投篮 shooter n. 射手 【常见搭配】shoot past 飞驰而过 shoot up 迅速上升 shoot a film 拍电影 【拓展练习】那辆车从我们身边飞驰而过。 The car shot past us at high speed. 价格迅速上涨。 Prices shot up . 他是一位出色的射手。 He is an excellent shooter . “Shoot for the moon. Even if you miss, you'll land among the stars.” —— 瞄准月亮吧。即使你错过了，你也会落在星星之间。【名言警句】 【趣味文化】 Shoot除了“射击”，还有“飞驰”和“拍摄”的意思。 sail /seɪl/ v. 帆船航行 n. 帆 【拓展】sail v. 帆船航行 sail n. 帆 sailing n. 帆船运动 sailor n. 水手 【常见搭配】go sailing 去航行 sail across 横渡 set sail 启航 【拓展练习】他们横渡了太平洋。 They sailed across the Pacific Ocean. 她顺利通过了考试。 She sailed through the exam. 他是一名经验丰富的水手。 He is an experienced sailor . “We cannot control the wind, but we can adjust the sails.” —— 我们无法控制风，但我们可以调整帆。【名言警句】 【趣味文化】 郑和七下西洋是中国航海史上的壮举。 ability /əˈbɪləti/ n. 才能；能力 【拓展】ability n. 才能；能力 able adj. 能够的 unable adj. 不能的（反义词） ably adv. 能干地 【常见搭配】have the ability to do 有能力做某事 【拓展练习】她有成为一名伟大领导者的能力。 She has the ability to become a great leader. . He is able to solve this difficult problem. “Ability is what you're capable of doing. Motivation determines what you do.” —— 能力是你能做什么，动力决定你做什么。【名言警句】 【趣味文化】 Ability和talent的区别：ability指“能力”，talent指“天赋”。 review /rɪˈvjuː/ n. 评论 【拓展】review n. 评论 review v. 复习；回顾 reviewer n. 评论家 reviews n. 评论（复数） 【常见搭配】film review 影评 book review 书评 write a review 写评论 【拓展练习】我在网上读到了这部电影的好评。 I read a positive review of this movie online. 考试前我需要复习功课。 I need to review my lessons before the exam. 许多评论家对这部电影给予了高度评价。 Many reviewers gave high praise to this movie. “A good review can make a book fly off the shelves.” —— 好的书评可以让书一售而空。【名言警句】 【趣味文化】 在豆瓣、猫途鹰等平台上，用户write reviews（写评论）。 perform /pəˈfɔːm/ v. 表演 【拓展】perform v. 表演 performance n. 表演 performer n. 表演者 performing n. 表演艺术 【常见搭配】perform on stage 在舞台上表演 【拓展练习】学生们在学校节上表演了一出戏。 The students performed a play at the school festival. 她在考试中表现出色。 She performed well in the exam. 昨晚的演出非常精彩。 Last night's performance was excellent. “Perform as if it's your last show ever.” —— 像这是你最后一场演出一样去表演。【名言警句】 【趣味文化】 Perform不仅指艺术表演，也可以指“表现”。“Performing arts”（表演艺术）包括音乐、舞蹈、戏剧等。 compare /kəmˈpeə(r)/ v. 将……比作 【拓展】compare v. 将……比作；比较 comparison n. 比较 comparable adj. 可比较的 comparative adj. 比较的 【常见搭配】compare A with B 把A和B比较 【拓展练习】人们常把生活比作一段旅程。 People often compare life to a journey. 与去年相比，今年我们取得了更大进步。 Compared with last year, we have made greater progress this year. 这两座城市无法比较。 The two cities are beyond comparison . “Don't compare yourself to others; compare yourself to who you were yesterday.” —— 不要拿自己和别人比，拿自己和昨天的自己比。【名言警句】 【趣味文化】 Compare...with（比较不同）和compare...to（比作相似）是易混短语。 hug /hʌɡ/ v. 拥抱 n. 拥抱 【拓展】hug v. 拥抱 hug n. 拥抱 hugs n. 拥抱（复数） hugging n. 拥抱（动名词） 【常见搭配】give sb. a hug 给某人一个拥抱 hug each other 互相拥抱 warm hug 温暖的拥抱 【拓展练习】她给了妈妈一个温暖的拥抱。 She gave her mother a warm hug . 他们互相拥抱告别。 They hugged each other to say goodbye. 她紧紧拥抱着她的孩子。 She hugged her child tightly. “A hug is a handshake from the heart.” —— 拥抱是来自心灵的握手。【名言警句】 【趣味文化】 拥抱（hug）是表达爱和安慰的重要方式。研究表明，hugs可以减轻压力、增强免疫力。 lecture /ˈlektʃə(r)/ n. 讲座 【拓展】lecture n. 讲座 lecture v. 讲课 lecturer n. 讲师 lectures n. 讲座（复数） 【常见搭配】give a lecture 做讲座 attend a lecture 参加讲座 lecture on 关于……的讲座 【拓展练习】昨天我们参加了一个关于气候变化的讲座。 We attended a lecture on climate change yesterday. 教授将在报告厅做讲座。 The professor will give a lecture in the lecture hall. 他是一位受欢迎的讲师。 He is a popular lecturer . “A good lecture should inspire, not just inform.” —— 好的讲座应该启发人，而不仅仅是传递信息。【名言警句】 【趣味文化】 在大学里，lectures是最常见的教学形式之一。 method /ˈmeθəd/ n. 方法 【拓展】method n. 方法 methods n. 方法（复数） methodical adj. 有条理的 methodically adv. 有条理地 【常见搭配】teaching methods 教学方法 scientific method 科学方法 method of doing 做某事的方法 【拓展练习】这是一种学习英语的有效方法。 This is an effective method for learning English. 我们需要尝试新的教学方法。 We need to try new teaching methods . 他用有条理的方法解决了问题。 He solved the problem in a methodical way. “The method is more important than the result.” —— 方法比结果更重要。【名言警句】 【趣味文化】 Method和way都表示“方法”，但method更正式、更系统。 come true /kʌm truː/ 实现 【拓展】— 【常见搭配】a dream comes true 梦想实现 make a wish come true 让愿望实现 come true at last 终于实现 【拓展练习】她成为医生的梦想终于实现了。 Her dream of becoming a doctor finally came true . 只要你努力，梦想就能实现。 As long as you work hard, your dream can come true . “Dreams don't come true by magic; they come true by hard work.” —— 梦想不会靠魔法实现，而是靠努力实现。【名言警句】 【趣味文化】 “Come true” 通常与dream（梦想）和wish（愿望）搭配使用。“Your dream will come true if you never give up.”（如果你永不放弃，你的梦想就会实现。） dream of /driːm ɒv/ 梦想 【拓展】— 【常见搭配】dream of doing 梦想做某事 dream of becoming 梦想成为 dream of a better future 梦想更美好的未来 【拓展练习】她梦想成为一名科学家。 She dreams of a scientist. 我梦想环游世界。 I dream of traveling around the world. “Dream of a better tomorrow, but work for it today.” —— 梦想更美好的明天，但今天就要为之努力。【名言警句】 【趣味文化】 “Dream of” 后面接名词或动名词。“I dream of traveling around the world.”（我梦想环游世界。） becoming human being /ˈhjuːmən ˈbiːɪŋ/ n. 人类 【拓展】— 【常见搭配】every human being 每个人 as a human being 作为人类 human beings and nature 人类与自然 【拓展练习】每个人生来都有梦想的权利。 Every human being is born with the right to dream. 人类与自然应该和谐相处。 Human beings and nature should live in harmony. “Every human being is born with the right to dream.” —— 每个人生来都有梦想的权利。【名言警句】 【趣味文化】 Human being和human的区别：human being更强调“作为人”的个体，human更常用于形容词或泛指。“All human beings are born equal.”（人人生而平等。） Unit 8 综合练习 · 一、用所给词的适当形式填空（共10题，每词只考一次） 1. Olympic athletes (athlete) prepared for the Games for four years. 2. Many biologists (biology) are working to protect wildlife. 3. Traditional Chinese instruments (instrument) include the guzheng and erhu. 4. There is a strong possibility (possible) that this plan will succeed. 5. The actual (actually) result was better than we expected. 6. Children are naturally curious (curiosity) about the world. 7. The weather was extremely (extreme) cold yesterday. 8. She started (start) her career as a teacher. Unit 8 综合练习 · 二、单项选择（共10题） 1. Olympic ______ prepared for the Games for four years. A. athlete B. athletes ✓ C. athletic D. athletics 2. Many ______ are working to protect wildlife. A. biologist B. biologists ✓ C. biology D. biological 3. Traditional Chinese ______ include the guzheng and erhu. A. instrument B. instruments ✓ C. instrumental D. instrumentalist 4. Please reply to me as soon as ______. A. possible ✓ B. possibly C. possibility D. impossible 5. ______, I have never been to Paris. A. Actual B. Actually ✓ C. Action D. Act 6. Please fasten your ______ before the car starts. A. belt B. seat belt ✓ C. belts D. seat belts Unit 8 综合练习 · 二、单项选择（共10题）（续） 7. His success is ______. A. beyond doubt ✓ B. beyond belief C. beyond compare D. beyond ability 8. She ______ her career as a teacher. A. started ✓ B. starts C. starting D. start 9. Children are naturally ______ the world. A. curious about ✓ B. curious of C. curious for D. curious to 10. The weather was ______ cold yesterday. A. extreme B. extremely ✓ C. extremity D. extremist Unit 8 综合练习 · 三、语法填空（共10空，纯语法填空） 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Li Na is one of the most famous tennis (1) athletes (athlete) in China. She started her career (2) at a young age. She was (3) extremely (extreme) hard-working and never gave up. Many people were curious about(4) how she became so successful. Unit 8 综合练习 · 三、语法填空（共10空，纯语法填空） Her dream of winning a Grand Slam finally (5) came (come) true in 2011. She was the first Asian player (6) to win (win) a Grand Slam singles title. Her success has increased (7) people's (people) interest in tennis in China. She (8) has hosted (host) many charity events to help children. Nowadays, she is still a role model for many young people. Unit 8 综合练习 · 三、语法填空（共10空，纯语法填空） (9) Her （She）story shows that if you work hard, your dream can come true. She is able to inspire (10) a whole generation. $