选择性必修第二册 Unit 4 Breaking boundaries（PPT课件）-【精讲精练】2027年高考英语一轮复习（外研版）

该高中英语高考复习课件聚焦选择性必修第二册Unit 4核心内容，依据高考评价体系覆盖词汇（如assist, vital）、语法（It's...since...句型）、应用文写作（发言稿）及读后续写等关键考点。通过梳理近3年高考真题，明确词汇派生（占30%）、语法填空（占25%）、写作（占45%）的高频考查权重，归纳单句语法填空、应用文框架构建等常考题型，体现备考针对性。 课件亮点在于“真题融入+技巧建模+素养提升”，如结合2024新课标Ⅰ卷“rewarding”真题实例，通过“词汇用法+练透”模式突破形容词派生考点，培养语言能力。写作部分以“3段式发言稿”为例，指导“翻译词句+过渡衔接”技巧，提升思维品质。教师可依托此课件系统开展考点突破，助力学生高效掌握答题策略，冲刺高考。

Unit 4　Breaking boundaries 选择性必修 第二册 栏目导航 选择性必修第二册 1 栏目导航 课前检测•基础过关 01 课中研析•考点突破 02 课后提升•素养培优 03 知能达标训练 04 教考衔接•写作提升 04 栏目导航 选择性必修第二册 1 课前检测•基础过关 栏目导航 栏目导航 选择性必修第二册 1 rewarding divisions infectious 栏目导航 选择性必修第二册 1 minority specialist 栏目导航 选择性必修第二册 1 assistant assists assistance Devoting devoted devotion harmonious harmony 栏目导航 选择性必修第二册 1 relieved relief influential influence 栏目导航 选择性必修第二册 1 It has been a month since I came to this new school 栏目导航 选择性必修第二册 1 It was the first time that I had participated in It is up to your confidence and perseverance 栏目导航 选择性必修第二册 1 课中研析•考点突破 栏目导航 栏目导航 选择性必修第二册 1     栏目导航 选择性必修第二册 1 with assistance 栏目导航 选择性必修第二册 1 assist the students to learn/in learning more about England and Western culture 栏目导航 选择性必修第二册 1     栏目导航 选择性必修第二册 1 for/to to look 栏目导航 选择性必修第二册 1 it's vital that we should begin with small things 栏目导航 选择性必修第二册 1     栏目导航 选择性必修第二册 1 rewarding with 栏目导航 选择性必修第二册 1 Through the rewarding coming-of-age ceremony in reward for/as a reward for 栏目导航 选择性必修第二册 1     栏目导航 选择性必修第二册 1 influenced influential 栏目导航 选择性必修第二册 1 to take Under my physics teacher's influence/Under the influence of my physics teacher has a great influence on 栏目导航 选择性必修第二册 1     栏目导航 选择性必修第二册 1 at going 栏目导航 选择性必修第二册 1 risky risked his life to save the girl struggling in the water 栏目导航 选择性必修第二册 1     栏目导航 选择性必修第二册 1 since when that 栏目导航 选择性必修第二册 1 It has been two weeks since you came to our school 栏目导航 选择性必修第二册 1 课后提升•素养培优 栏目导航 栏目导航 选择性必修第二册 1 拦截 充满活力的 关节 栏目导航 选择性必修第二册 1 A C B 栏目导航 选择性必修第二册 1 B A 栏目导航 选择性必修第二册 1 C D 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 面部的 商业用的 部分的 financial 栏目导航 选择性必修第二册 1 教考衔接•写作提升 栏目导航 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 We all have some boundaries hard to break in our daily life those boundaries should be broken and collaborative learning should be encouraged assist us to tackle our tasks effectively 栏目导航 选择性必修第二册 1 For collaborative study，it is vital to find a partner and regularly share our strengths or problems dedicated to learning get us more 栏目导航 选择性必修第二册 1 those having mutual interests to share learning resources We can always learn something rewarding from others.Let's make joint efforts and break learning boundaries 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 栏目导航 选择性必修第二册 1 to assist the trapped survivors collaborated closely to tackle the collapsed buildings trying to relieve her pain a growing sense of pride This experience was deeply rewarding，making me understand that joint efforts can turn despair into hope 栏目导航 选择性必修第二册 1 知 能 达 标 训 练 栏目导航 栏目导航 选择性必修第二册 1 谢谢观看 栏目导航 选择性必修第二册 1 Ⅰ.单句语法填空 1．Last week，we took the foreign students in our school to experience the authentic tea culture，which turned out to be extremely _________ (reward). 2．Although there are some _________ (divide) among us about whether to carry out the project，it doesn't mean that our teamwork is fruitless. 3．Laughter is one of the most __________ (infect) expressions of emotion in our daily life. 4．(人教选必四U2)Although the main cultural influence since 1788 has been Western culture，________ (minor) cultures have also played a part in shaping the unique Australian culture. 5．(北师大选必三U7)Keep doing this，and you can become an expert or a __________ (special)in something one day. Ⅱ.语境运用 1．As an _________，he _______ the professor with the experiment.And his __________ makes the experiment easier to do.(assist) 2．________ all his life to educating his _______ students，the old teacher was admired for his ________ to the education cause.(devote) 3．To build a __________ society，they realize it is important to be in _______ with the environment.(harmony) 4．Seeing the boy was OK，his father was quite ________．The crowd breathed a sigh of ______ as well.(relieve) 5．It is believed that some ___________ persons do have a great _________ on many ordinary people in some aspects.(influence) Ⅲ.完成句子 1．自从我来到这个新学校已经一个月了，我真的想和你们分享一些我一直经历的问题。(求助信) ________________________________________________ and I really want to share with you some of the problems I have been experiencing. 2．那是我第一次参加交换生项目。那次经历不仅使我开阔了眼界，而且增强了我的信心。(投稿) _________________________________________ the exchange student program，which not only broadened my horizons but also boosted my confidence. 3．你能否成功取决于你的信心和毅力。(劝慰信) ____________________________________ whether you can succeed. assist v.协助，帮助(☞assistance n.帮助；协助☞assistant n.助手，助理；售货员) (1)assist sb to do/in doing sth　帮助某人做某事 assist sb with sth　帮助某人某事 (2)with the assistance/help of　在……的帮助下 [练透]　单句语法填空/完成句子 ①Anthropomorphized products could be created to take on stereotype-inconsistent roles — a male robot that assists ____ nursing or a female robot that helps do calculations，for instance.(2025·浙江1月卷) ②With the __________ (assist) of their father，the twins managed to make tasty breakfast，filling the kitchen with a delightful aroma that woke up the whole family.(场景描写) ③我希望您能帮助学生更多地了解英国和西方文化，这能增进我们的了解并有助于我们建立良好的关系。(求助信) I hope you can _____________________________________________ ___________________________，which can increase our understanding and help build good relationships between us. vital adj.极其重要的 (1)be vital for/to (doing) sth　对(做)某事极为重要 It is vital to do sth　做某事很重要 It is vital that sb (should) do sth　对某人来说做某事是极其重要的 (2)be of vital importance/significance to　对……至关重要 [练透]　单句语法填空/完成句子 ①Painful experiences are in fact vital ______ our development and how we face the unavoidable challenges ahead. ②It's also vital _______ (look) back on the process to see what you did well and where improvements are still needed.(译林选必四U3) ③如果我们想要在生活中发挥作用，重要的是我们应该从小事做起。(主旨升华) If we are to make a difference in life，____________________________ ____________________． rewarding adj.值得做的，有意义的(☞reward n.报酬；奖金vt.酬劳；奖赏) (1)as a reward for...　作为……的报酬/奖赏 in reward for...　为酬谢……；作为……的奖励 (2)reward sb (with...)for sth　因为某事而(用……)酬谢某人 [练透]　单句语法填空/完成句子 ①But a dictionary can be a pleasure to read.A few minutes spent casting your eye over a page or two can be a _________ (reward) experience. (2024·新课标Ⅰ卷) ②About 2 hours later，we all reached the top.Though out of breath，we were rewarded ____ beautiful scenery. ③通过这次有意义的成人礼仪式，我们意识到我们必须更加努力学习，以回报老师和父母的耐心教导。(活动介绍) ____________________________________________，we are aware that we should study harder _____________________________ the patient instructions of our parents and teachers. influential adj.有影响力的[☞influence v.影响；作用n.影响(力)；支配力] (1)be influential in (doing) sth　对(做)某事颇有影响 (2) influence sb to do sth　影响某人做某事 (3)under the influence of...　在……的影响下 have an influence on/upon...　对……有影响 [练透]　单句语法填空/完成句子 ①Further，the Silk Route Garden around the greenhouse walks visitors through a journey __________ (influence) by the ancient Silk Road，by which silk as well as many plant species came to Britain for the first time.(2024·新课标Ⅰ卷) ②On 14 March，2018，one of the world's most ___________ (influence) scientists，Stephen Hawking，died at his home in England，aged 76.(北师大选必四U12) ③My physics teacher is my role model，who has influenced me ___________ (take) up the position as a teacher. ④在我的物理老师的影响下，我对物理越来越感兴趣。换句话说，我的物理老师是我的榜样，他对我的影响极大。因此，他是我最尊敬的人。(人物介绍) _____________________________________________________________________，I have grown increasingly interested in physics.In other words，my physics teacher is my role model，who ________________________ me.So he is the person I respect most. put...at risk 使……处境危险；使……遭受威胁 (1)at risk　遭受危险；处境危险 take risks/a risk　冒险 at the risk of doing...　冒着做……的风险 run the risk of...　冒……的风险 (2)risk doing sth　冒险做某事 risk one's life to do sth　冒着生命危险做某事 (3)risky adj.　有危险的，有风险的 [练透]　单句语法填空/完成句子 ①Then during the war I worked on the atomic bomb.This result of science was obviously very serious—it represented the destruction of people and it put our future __ risk.(译林必修三U4) ②One day，my two brothers and I were coming back from the islands where we often risked _____(go) and got more fish than others.(北师大必修二U5) ③Revealing personal financial information on an unsecure website is a _____(risk) behavior that can lead to many serious consequences. ④这位勇敢的年轻人跳进河里，冒着生命危险去救那个在水中挣扎的女孩。(动作描写) The brave young man jumped into the river and __________________ _______________________________． It is/has been＋一段时间＋since...自从……以来至今已经多久了 教材原句：It's exactly one month since the last reported case. 距离上次报告的病例已经过去整整一个月了。 (1)“It was/will be＋一段时间＋before从句”意为“多久之后才……”； (2)“It＋be＋时间点＋when从句(时间状语从句)”意为“当……发生时，时间是……”； (3)“It＋be＋介词＋时间点/时间段/地点＋that...”是强调句型。 [练透]　单句语法填空/完成句子 ①As it has been many years _____ I last used one，I should hardly be surprised that there are no longer any public telephones near my house.(2024·浙江1月卷) ②It was already midnight ____ my father returned home，tired but with a smile on his face.(细节描写) ③It was then ____ I noticed a small grey monkey sitting on a tree a few metres away and eating a banana.(译林选必三U1) ④你到我们学校参加交换项目已经两周了，这段经历让我们所有人了解到很多关于你国家的文化。(感谢信) ____________________________________________ for the exchange program，which has helped all of us learn a lot about the culture of your country. 　熟词生义 快速阅读下列句子并猜测句中加黑词汇的汉语意思 1．His strong tackle in the final minute of the game helped the team keep the score tied. ______ 2．Despite being over 70，she's still vital and energetic，often taking part in community volunteer work. ____________ 3．She fell while running and hurt her knee joint，so she has to wear a knee brace for a month. ______ 　一词多义 1．relieve A．v.减轻，缓和 B．v.给(某人)换班　C．v.使解脱；使摆脱 (1)(译林选必一U1)One mouthful of comfort food takes us back to our cultural roots，giving us the“taste of home” that we cry out for and relieving feelings of homesickness._____ (2)Borrowing a car from a friend relieved me of the trouble of waiting for public transport in the rain._____ (3)In the restaurant，the afternoon server usually relieves the morning staff around 2 pm，right after the lunch rush ends._____ 2．cast A．v.选派角色 B．v.投射光、影子等　C．v.投，抛 D．v.投票 (1)(2024·浙江1月卷)She stopped thinking about the word “mile”．Instead，she focused on reaching the shadow cast on the track by an oak tree up ahead._____ (2)He has cast her as an ambitious lawyer in his latest movie，where she portrays a determined and driven character fighting for justice in the courtroom._____ (3)(译林选必三U2)I have been working on one experiment which locates and tracks lightning over large regions of the Earth.Hopefully，it will cast new light on the Earth's climate and lead to better lightning protection._____ (4)People not only cast online votes themselves，but also urge others to vote for competitions._____　 　破解构词法密码 形容词后缀-ial 含义 表示“具有……特性的；属于……的；与……有关的” 规则 名词＋-ial→形容词 例词 finance n.金融；财政＋-ial→financial adj.金融的；财务的 office n.办公室；公职＋-ial→official adj.官方的；公职的 race n.种族；种族群体＋-ial→racial adj.种族的；与种族有关的 写出下列黑体词的含义/单句语法填空 1．She uses a special facial cleanser every morning. __________ 2．The product is not yet ready for commercial production. ____________ 3．The repair work is still partial—the broken window has been fixed，but the damaged door remains to be replaced. __________ 4．Many families face _________(finance) difficulties when sending their children to college because of the high tuition fees and living expenses in big cities. Ⅰ.应用文写作提分练 发言稿(善于学习)3段式：提出话题＋合作的意义→合作的方法→发出倡议＋致谢 用本单元所学词汇、句式完成下面的应用文写作并背诵全文。 假定你是李华，就读于某国际学校，本周你班班会将讨论如何打破学习的边界，通过同学间的合作提高学习效率。请你准备一篇发言稿，内容包括：1.合作的意义；2.合作的方法。 第一步　斟酌词句　靓化表达(黑体部分请用本单元所学词汇) 1．在日常生活中，我们都有一些很难打破的界限。 _______________________________________________________． 2．在我们的学习中，应打破这些界限，鼓励合作学习。 In our study _______________________________________________ __________________________________． 3．这将帮助我们有效地应对任务，并培养团队合作能力。 This will ________________________________________ and develop teamwork skills. 4．对于合作学习来说，找一个伙伴并定期分享我们的优势或问题是至关重要的，这将产生新的想法，让我们更致力于学习。 ________________________________________________________________________________，which will generate new ideas and __________ _______________________． 5．我们可以与有共同兴趣的人组成小组，共享学习资源。 We can form groups with ____________________________________ _________________． 6．我们总能从别人身上学到有意义的东西。让我们共同努力，打破学习的界限！ __________________________________________________________________________________________! 第二步　恰当过渡　完美成文(请利用恰当的过渡衔接词汇，如however，moreover，therefore等) _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ [参考范文] Good afternoon，everyone! We all have some boundaries hard to break in our daily life.However，in our study those boundaries should be broken and collaborative learning should be encouraged.This will assist us to tackle our tasks effectively and develop teamwork skills. For collaborative study，it is vital to find a partner and regularly share our strengths or problems，which will generate new ideas and get us more dedicated to learning.Moreover，we can form groups with those having mutual interests to share learning resources. We can always learn something rewarding from others.Therefore，let's make joint efforts and break learning boundaries! That's all.Thanks! Ⅱ.读后续写提升练 Step 1　教材语料 亮词 [动作描写]assist，tackle，relieve，disinfect，compensate，collaborate，dedicate [人物描写]devotion→devoted，nobly→noble [场景描写]ward，miracle [情感描写]joint，rewarding 美句 1．With each person I met，I felt a growing sense of pride as part of this extraordinary team，whose devotion to the cause shone from their eyes.(情感描写) 2．When we visited the ward the next morning，we were amazed to see that against all odds，both boys were still alive.(情感描写) 3．Your article about living in a global village really struck a chord with me because I've just returned from a teaching project in Cambodia and Thailand.(情感描写) Step 2　单元词汇续写场景练 根据左栏汉语和黑体部分的提示，利用本单元所复习的词汇或句式补全小语段，并背诵全文。 地震袭击了这座小镇后，我们的救援队立即赶赴现场，协助被困的幸存者。我们每位成员都紧密协作来处理坍塌的建筑。一位有奉献精神的护士整夜守在一名受伤女孩身边，努力缓解她的痛苦，她高尚的奉献精神打动了周围所有人。第二天我们走进病房时，目睹了一个小小的奇迹：女孩正坐着，虚弱地微笑着。每帮助一名幸存者，作为这个出色团队的一员，我心中的自豪感就愈发强烈。这段经历极具意义，它让我明白，共同的努力能将绝望转化为希望。 After the earthquake hit the small town，our rescue team rushed to the site immediately 1._______________________________．Every member of our team 2.____________________________________________________． A devoted nurse stayed by an injured girl's side all night，3._____________ _____________(分词短语作状语)，and her noble dedication touched everyone around.When we entered the ward the next day，we witnessed a small miracle: the girl was sitting up，smiling weakly.With each survivor we helped，I felt 4.________________________ as part of this extraordinary team.5.________________________________________________________ ____________________________________(分词短语作状语). $