Unit 3 Period 3 Using Language（课件PPT）-【学霸笔记·同步精讲】2025-2026学年高中英语选择性必修第四册（人教版）

该高中英语课件围绕“海洋探索”主题，通过精读课文理解、语基自查、创意课堂及即时检验四大模块，构建从语篇分析到语言知识落实的学习支架，帮助学生逐步掌握阅读理解技巧、核心词汇及语法句型。 其亮点在于结合高考真题实例（如2025新高考题），通过问题链培养思维品质，以词汇辨析（如mixture、coverage）和语法专题（动词-ing作主语、as从句）提升语言能力，即时检验环节促进学习能力发展，助力学生系统掌握知识，教师可高效落实教学目标。

Period 3　Using Language 1 精读课文 语篇理解 1 自查语基 知能落实 2 内 容 索 引 创意课堂 点面突破 3 课堂微练 即时检验 4 精读课文 语篇理解 PART 01 第一部分 3 √ What does the passage mainly talk about? A．The importance of sea exploration. B．The disadvantages of sea exploration. C．The pros and cons of sea exploration. D．The advantages of sea exploration. 〈教材助读＋语基默写〉见分册本 返回导航 √ 1．How is Text 1 developed? A．By showing procedures. B．In time order. C．By listing evidence. D．By making comparison. 返回导航 √ 2．What is the meaning of “negative cycle” in paragraph 3 of Text 1? A．An incomplete link. B．One trouble leads to another that worsens the first. C．A damaged item. D．An idea that is not positive. 返回导航 √ 3．What is the opinion of the author in Text 2? A.The benefits of exploring oceans outweigh the risks. B.There are more disadvantages of sea exploration. C.There are no problems with sea exploration. D.People have successfully managed the balance between risks and economic needs. 返回导航 √ 4．Which is NOT the reason for sea exploration according to Text 2? A．It can help address important issues. B．It can help discover new medicines. C．It may help find new resources. D．It may damage the environment. 返回导航 Ideas vary when people talk about sea exploration.Some think that exploring the sea means 1.____________ (exploit) it.That is because more exploration brings more 2.____________ (pollute).Mining for resources also leads to climate change.3.____________ addition, many whales and dolphins 4._______________________ (murder) for their meat or for so-called research now without mercy.So they suggest stopping exploring the sea to protect the earth. exploiting pollution In are being murdered 返回导航 However, 5.____________ (opponent) believe that exploring the sea helps truly understand our planet.In their opinion, 6.____________ (address) climate change, it is necessary to do research on sea exploration, 7.____________also promotes better resource management.What's more, sea exploration can also meet the need of the 8.____________ (increase) growing population.9.____________ is hoped that mankind can balance the economic needs and 10.____________ (environment) protection for long-term development. opponents to address which increasingly It environmental 返回导航 自查语基 知能落实 PART 02 第二部分 11 Ⅰ.阅读词汇·识记 选出与单词对应的汉语释义 1．manned adj.　　　　 A．与此同时；(比较两方 面)对比之下 2．submersible n. B．加仑(容积单位，1英制加仑约等于4.5升) 3．underwater adv. C．开发；利用；剥削 返回导航 4．coral n. D．潜水器；可潜船 5．meanwhile adv. E．珊瑚 6．exploit vt. F．在水下 7．gallon n. G．海的；海产的；海生的 8．marine adj. H．有人控制的；需人操 纵的 答案：1～5.HDFEA　6～8.CBG 返回导航 Ⅱ.核心词汇·练通 根据语境及汉语提示写出正确的单词 1．a tennis ____________　　　 一场网球锦标赛 2．a ____________ computer 一台手提电脑 3．raise/cut ____________ 增加/削减税收 4．time ____________ 时间胶囊 tournament laptop taxes capsule 返回导航 5．telephone ____________ 电话簿 6．a strong ____________ 一个强大的对手 7．____________ out/in 注销/注册 8．____________ any suspicious person 逮捕任何可疑人员 directory opponent log arrest 返回导航 Ⅲ.拓展词汇·用活 根据提示写出相应的单词 1．____________ ['pɒlətIks] n．政治；政治观点→political adj.政治的；政府的；政权的；政党的；党派的 2．____________ [prə'feʃn] n．职业；行业→professional adj.职业的；专业的 n．专业人员；职业选手 politics profession 返回导航 3．____________ ['mIkstʃə(r)] n．混合；结合体；混合物→mix vt.&vi.(使)混合，掺和，融合→mixed adj. 混合的 4．____________ ['kʌvərIdʒ] n．新闻报道；覆盖范围→cover vt.遮盖；包含；涉及；行走(一段路程)；报道 5．____________ [ə'plɔːd] vt.& vi.鼓掌 vt.称赞；赞赏→applause n．鼓掌；掌声；喝彩 mixture coverage applaud 返回导航 6．____________ [maI'ɡreIʃn] n．迁移；迁徙；移居→migrate vi.移动；移居；迁徙 vt.使移居；使移植→migrant n．(为工作)移居者；移民；候鸟；迁徙动物　 7．____________ ['mɜːdə(r)] vt.谋杀；凶杀；毁坏 n．谋杀；凶杀→murderer n．杀人犯；凶手 migration murder 返回导航 8．____________ ['mɜːsi] n．仁慈；宽恕；恩惠→merciful adj.仁慈的，慈悲的；宽容的→(反义词)merciless adj.残忍的；无情的 9．____________ [pə'zeʃn] n．(usually pl.)个人财产；拥有；控制→possess vt.控制；使掌握；持有；迷住；拥有，具备 mercy possession 返回导航 Ⅳ.重点短语·再现 根据语境及汉语提示填入合适的短语 1．The twins look so identical that it's hard to ____________ (分辨他们), even for their own parents. 2．The storm hit the town ____________ (无情地), leaving many residents homeless. tell them apart without mercy 返回导航 3．Apart from being the kingdom of flowers, Yunnan Province ____________ (是……的家园) many ethnic minority groups. 4．He realized that he needed to ____________ (采取行动) to improve his health, so he started exercising and eating a balanced diet. 5．They were having a quiet dinner at home, and ____________ (突然), the doorbell rang, interrupting their meal. is home to take action all of a sudden 返回导航 Ⅴ.重点句型·呈现 根据课文语境及汉语提示补全句子 1．so that引导目的状语从句 We need to understand what is happening to our planet ___________ _______________ (这样我们才能采取行动).(Text 2 Para.1) [分析]　此句中还含有what引导的____________从句。 so that we can take action 宾语 返回导航 2．动词-ing形式作主语 ____________________________________ (深入了解海洋) will also help us manage its resources better.(Text 2 Para.2) 3．as引导时间状语从句 Hopefully, ____________________________ (随着技术的进步), we may have more options for managing this balance.(Text 2 Para.4) Understanding more about the sea as technology improves 返回导航 4．do强调谓语动词 Actually, people in ancient times _____________________________ (确实相信) seals and human beings were the same. 5．“so...that...”引导结果状语从句 The son ___________________________________________________ (如此爱他的父母，以至于他承诺不去游泳). did believe loved his parents so much that he promised not to swim 返回导航 创意课堂 点面突破 PART 03 第三部分 mixture n.混合；结合体；混合物 【经典例句】 At the sight of the breakfast tray，the mother conveyed a mixture of surprise and happiness. 看到早餐托盘，这位母亲感到既惊喜又幸福。 返回导航 (1)mix v.　　　　　 (使)混合；掺和；调配 mix...with... 把……和……混合 mix with sth. 与某物相融合 mix up 弄乱；混淆；搅匀 (2)mixed adj. 复杂的；混合的 返回导航 【单句语法填空/完成句子】 (1)(2023·新高考全国卷Ⅰ) To begin with, it couldn't be better if students with ____________ (mix) levels of English could be grouped together deliberately rather than at random, so that we can help each other during our practice.[应用文写作之建议信] (2)The moment I entered the room, I smelled a strong smell of medicine mixed ____________ other smells. (3)旅客在机场弄混了行李，花了几个小时才整理清楚。 The travelers ______________________________________and it took hours to sort everything out. mixed with mixed up their luggage at the airport, 返回导航 coverage n.新闻报道；覆盖范围 【经典例句】 The event received international coverage, attracting viewers from all over the world. 此次活动获得了国际报道，吸引了来自世界各地的观众。 返回导航 cover vt.　 　　　 覆盖；涉及；包括；报道；足以支付；行走(一段路程) be covered with... 被……覆盖着 返回导航 【语境辨义】 (1)This online course covers all important grammar points you need to know for the English exam.____________ (2)(2024·新高考全国卷Ⅱ) However, most produce at the store went through weeks of travel and covered hundreds of miles before reaching the table.____________ 涵盖；涉及 行走(一段路程) 返回导航 (3)(2024·新高考全国卷Ⅰ) Johnson began writing about sports as a second-year student at the University of Colorado, covering high school volleyball games for his hometown newspaper.____________ (4)(2023·全国甲卷)So, it's been useful to know how to cover up holes and repaint a room to avoid any charges when I've moved out.____________ (5)Her scholarship doesn't cover her living costs, so she has to look for a part-time job to make ends meet.____________ 报道 掩盖 足以支付 返回导航 mercy n.仁慈；宽恕；恩惠 【经典例句】 She offered him a place to stay out of mercy when he had nowhere else to go during the harsh winter.　在严冬时节，他无处可去时，她出于怜悯为他提供了住处。 返回导航 (1)show mercy to sb.＝have mercy on sb. 怜悯某人 at the mercy of... 任由……摆布；受……控制 without mercy 残忍地；毫无同情地 out of mercy 出于怜悯 (2)merciful adj. 仁慈的；宽容的 be merciful to/towards sb. 对某人仁慈 (3)merciless adj. 残忍的；无情的 返回导航 【单句语法填空/一句多译】 (1)Once the ship lost power in the middle of the ocean, the crew was ____________the mercy of the weather. (2)The storm attacked the coast with ____________ (mercy) force, destroying homes and infrastructure along its path.[读后续写之场景描写] at merciless 返回导航 (3)老师同情因病缺席的学生，允许他额外时间完成作业。 →The teacher ______________________________________________ ______________________and allowed him extra time to complete his homework.(mercy n．) →The teacher ______________________________________________ ___________________and allowed him extra time to complete his homework.(merciful adj.) showed mercy to/had mercy on the student who had been absent due to illness, was merciful to/towards the student who had been absent due to illness, 返回导航 possession n.个人财产；拥有；控制 【经典例句】 After the fire destroyed their home, the family was left with only a few possessions, but they were grateful that everyone was safe. 火灾摧毁了他们的家后，这家人只剩下几件财物，但他们很感激每个人都平安无事。 返回导航 (1)in possession of　　 　 具有，拥有 in the possession of... 被……拥有，归……所有 take possession of 占有，拥有 (2)possess v. 拥有，具有；支配 be possessed of 具有(某种品质、能力等) 返回导航 【单句语法填空/一句多译】 (1)She is ____________ (possess) of a remarkable talent for music, which has allowed her to compose beautiful music. (2)Please remember to take all your personal ____________ (possess) with you when you leave the bus. possessed possessions 返回导航 (3)他在市中心区域拥有三套房子，这些房子在过去几年里价值上涨了。 →He _____________________________________________________ ___________________________which have increased in value over the past few years. →Three houses in the downtown area ___________________________ which have increased in value over the past few years. possesses/is in possession of/takes possession of three houses in the downtown area, are in the possession of him, 返回导航 possession表示“所有；财产”时，通常用复数；表示“具有，拥有”时，为不可数名词。 返回导航 arrest n.逮捕；拘留；中止vt.逮捕；拘留；阻止；吸引 【经典例句】 The sudden sound of applause from the next room arrested his attention, making him curious about what was happening there. 从隔壁房间突然传来的掌声吸引了他的注意，让他对那里正在发生的事情感到好奇。 返回导航 (1)under arrest　　　　　 被捕 (2)arrest one's attention 吸引某人的注意 arrest sb. for... 因……而逮捕某人 get arrested 遭到逮捕 返回导航 【单句语法填空/补全句子/完成句子】 (1)After a brief chase, the suspect was ____________ arrest and taken to the police station for questioning. (2)(2025·浙江卷1月)He explained how he had witnessed the strange man enter their house and ____________ (遭到逮捕). (3)警方接到邻居的报告后，逮捕了这名闯入当地商店的男子。 The police __________________________________________________ after receiving reports from the neighbors. under get arrested arrested the man for breaking into a local store, 返回导航 动词-ing形式作主语 【经典例句】 ①(教材P32)Understanding more about the sea will also help us manage its resources better. 深入了解海洋也将帮助我们更好地管理其资源。 ②(2025·新高考全国卷Ⅰ) Moving goods and people around the world is responsible for a large part of global CO2 emissions (排放). 全球货物与人员运输产生了相当大比例的二氧化碳排放量。 返回导航 (1)动词-ing形式作主语往往表示经常性、习惯性的动作，谓语动词通常用第三人称单数形式； (2)动词-ing形式作主语和动词不定式作主语时，均可以用it作形式主语，多见于某些形容词及名词之后；常见的能用于这种结构的形容词和名词有good、no good、no use、useless等。 返回导航 【单句语法填空/句型转换/完成句子】 (1)(2025·新高考全国卷Ⅱ)Getting to Shrewsbury Town Center from London ____________ (be) challenging but worth the anxiety. (2)Doing the same task repeatedly without seeking ways to improve your method is a waste of time. →_________________________________________________________ _______________to improve your method.(it作形式主语) (3)经常读书帮助我们增长知识、开阔眼界。 _______________________ helps improve our knowledge and broaden our horizons. [应用文写作之倡议书] is It is a waste of time doing the same task repeatedly without seeking ways Reading books regularly 返回导航 as引导时间状语从句 【经典例句】 ①(教材P32)Hopefully, as technology improves, we may have more options for managing this balance.　希望随着技术的进步，我们可以有更多的选择来实现这种平衡。 ②(2025·新高考全国卷Ⅰ) As the customer grabs the drink from her hand, she smiles and says, “Hello, how is your day？” 当顾客从她手中接过饮料时，她微笑着问候道：“您好，今天过得怎么样？” 返回导航 (1)as引导时间状语从句，意为“当……时候；一边……一边……；随着”； (2)as引导方式状语从句，意为“如同；按照”； (3)as引导原因状语从句，意为“因为”； (4)as引导让步状语从句，意为“尽管”，常用倒装语序。 返回导航 【完成句子】 (1)她按照设计师的建议把花插在花瓶里。 She arranged the flowers in the vase __________________________． (2)由于她已经完成了作业，她主动提出在功课方面帮助同学们。 ________________________________________she offered to help her classmates with their work. as the designer had suggested As she had already completed her homework, 返回导航 (3)尽管他还是个孩子，他已经展现了在数学方面的非凡才能，轻松解决复杂问题。 ____________he has already shown remarkable talent in mathematics, solving complex problems easily.读后续写之人物描写 Child as he is, 返回导航 “so...that...”引导结果状语从句 【经典例句】 (教材P34)The son loved his parents so much that he promised not to swim.　这个儿子如此爱他的父母，以至于他承诺不去游泳。 返回导航 返回导航 返回导航 【单句语法填空/一句多译】 (1)They are ____________ little boys and eat ____________little food that we all worry about them. (2)There are ____________many books in the library that it would take years to read them all. such so so 返回导航 (3)这是一场如此难的考试，即使是班上最优秀的学生也难以按时完成。 →______________________________________even the best students in the class struggled to finish on time.(such) →__________________________________even the best students in the class struggled to finish on time.(so) →____________________________________________________even the best students in the class struggled to finish on time.(倒装) It was such a difficult exam that It was so difficult an exam that Such a difficult exam/So difficult an exam was it that 返回导航 课堂微练 即时检验 PART 04 第四部分 Ⅰ.品句填词 1．The woman felt very depressed when she got ____________ (逮捕) in front of her family last week. 2．A m____________of skill and good luck decided the outcome of the game. 3．(2025·新高考全国卷Ⅰ) The players' personalities are revealed during the game, and one's weaknesses are exposed to the ____________ (对手). arrested ixture opponent 返回导航 4．All customers travelling must be in p____________ of a valid ticket before boarding. 5．He was charged with an attempted ____________ (谋杀), but proved innocent after investigation. 6．He often extends his kindness to others and as a result, he deserves to be ____________ (称赞). ossession murder applauded 返回导航 7．(2025·浙江卷1月) This platform is not only reserved for ____________ (专业的) cooks, but also for those willing to discover new experiences. 8．What upset me was that a man with a stick beat my beloved dog without m____________． professional ercy 返回导航 Ⅱ.词块运用 1．As foreign visitors are required ____________________________ (持有护照), make sure you take it before departure. 2．They had planned to leave the country before the investigation started, but ended up _________________________ (在机场被逮捕). 3．They _________________________________ (同情穷人) and were always willing to extend a supporting hand whenever possible. to be in possession of passports getting arrested at the airport showed mercy to/had mercy on the poor 返回导航 4．After the heavy snowfall last night, the entire city _______________ ________________________ (覆盖着一层厚厚的雪) this morning. 5．When __________________________________________ (不同的颜料颜色相互混合), they create new and unique shades that can enhance the artistic expression of a painting. was covered with a thick layer of snow different paint colors mix with each other 返回导航 Ⅲ.根据汉语提示并使用本部分句式结构完成下面的小短文 Space exploration has always fascinated humanity.1.____________ (探索宇宙；动词-ing形式作主语) is of great significance, as it helps us understand more about our existence. Exploring the universe 返回导航 It is crucial to promote the development of technology 2._________________________________________________________ (这样我们才能走得更远，发现更多；so that引导目的状语从句).To our delight, we have made remarkable progress, sending satellites and probes into space.The achievements are 3.________________________ _____________________________________ (如此惊人，以至于激励了更多的人加入探索中来；“so...that...”引导结果状语从句). so that we can reach farther and discover more so amazing that they inspire more people to join the exploration 返回导航 4．________________ (随着时间的推移；as引导时间状语从句), our understanding of the universe continues to expand.We 5.____________ (确实希望；do强调谓语动词) that one day, we can truly understand the mysteries of the universe and make our lives better through these efforts. As time goes by do hope 返回导航 $