Unit 1 Science and Scientists 一轮复习单元课件-2027届高三英语人教版选择性必修第二册

该高中英语高考复习课件围绕“科学与科学家”主题，依据高考评价体系梳理核心词汇运用、语法句型（虚拟语气、have结构等）、话题写作及语境辨义四大考查维度，通过近五年真题分析明确核心词汇（如blame、defend）和复杂句型（如If it had not been for...）为高频考点，构建“词汇-句型-写作”递进式复习体系。 课件亮点在于“真题嵌入+用法建模+思维训练”策略，如结合2024新课标Ⅰ卷defend语法填空真题，归纳“defend...from/against”等用法，培养语言能力；以科学精神征文为例，通过“范文赏析+句式仿写”提升表达逻辑，发展思维品质。特设“易错警示”和“佳句背诵”模块，助力学生掌握得分技巧，教师可借此精准定位薄弱点，实现高效备考。

UNIT 1　SCIENCE AND SCIENTISTS 选择性必修第二册 假设你校下个月要举办科技节,现面向全体学生征文,请用英语写一篇短文,谈谈你对科学精神的见解。内容包括:1.科学精神应包括一些非常宝贵的品质,如专心致志、坚持不懈、永不放弃、创造力等;2.作为学生,我们应该把这些科学精神应用于学习中,以实现我们的目标。 学写作思路,背精彩范文(征文——科学精神) 佳作展现 As far as I am concerned,scientific spirits include some noble qualities,such as devotion,persistence,never giving-up and creativity and so on. It is thanks to the scientific spirits that the great scientists have made many outstanding achievements.For instance,if it had not been for Qian Xuesen’s devoted work on missiles and rockets,China wouldn’t have become such a powerful country/so powerful a country in the world in a short time.It is the same with Yuan Longping developing the hybrid rice.  As students,if we can apply the scientific spirits to our study,we will certainly achieve what we want.In our daily life,we should also learn the scientific spirits from the great scientists to handle the difficulties and problems we meet with. 举一反三 每日句型练透:If it had not been for.../Had it not been for...,...wouldn’t have done...如果没有……(虚拟语气) 1.__________________________________________________________,Steve __________________________ his dream at last.  要不是罗维先生的耐心和鼓励,史蒂夫是无法最终实现他的梦想的。 Had it not been for Mr.Rowe’s patience and encouragement wouldn’t have achieved 2._________________________________________________________, I _______________________________ that I should spend more time with my family. 要不是这次经历,我就不会意识到我应该花更多的时间和家人在一起。 If it had not been for this experience wouldn’t have realized 1.blame vt.把……归咎于;责怪;指责 n.责备;指责 佳句背诵　 She placed the blame on the weather for her ruined picnic.(动作描写) 她把野餐失败的责任归咎于天气。 核心词汇运用 举一反三　语段训练/语块填空 ①Don’t always blame your own failure ____________others.You should bear the blame ____________failure.  ②After the event was ruined,they __________________________(归咎于) the weather,forgetting that the preparation was poorly managed.  ③____________________ (受到责备) the failure of the performance,Tim felt seized by a burst of sadness and couldn’t help crying bitterly.(心理描写)  on for put/placed/laid the blame on Blamed for 用法归纳 ·be to blame (for sth) (对某事)负有责任,应受责备 blame sb for sth 因某事责备某人;把某事归咎于某人 blame sth on sb/sth 把某事归咎于某人/某事 ·take/bear/shoulder the blame (for sth) 承担(……的)过错/责任 put/place/lay the blame (for sth) on sb 把(……的)责任推给某人 教考衔接　单句写作 ④“_______________________________________________________?” I guiltily thought to myself. (心理描写;2022·新高考Ⅰ卷) “这些尴尬都怪我吗?”我内疚地想。 Was I to blame for all these embarrassments 2.decrease n.减少;降低;减少量 vt.& vi.(使大小、数量等)减少;减小;降低 佳句背诵　 The temperature decreased by 10 degrees overnight,causing everyone to wear warmer clothes.(环境描写) 温度在一夜之间下降了10度,每个人穿上了更暖和的衣服。 举一反三　单句语法填空/单句写作 ①The number of students in the computer club decreased ____________40 to 25 this year,as many graduated.  ②Because of human activities,the number of some rare animals ___________________________________________________________.由于人类活动,一些稀有动物的数目在减少。 from is on the decrease/decreasing 用法归纳 ·decrease (from...) to... (从……)减少到…… decrease by... 降低了…… decrease in... 在……方面减少/减小/下降 ·on the decrease 在减少 a decrease of...(in...) (在……方面)……的减少量 教考衔接　单句语法填空 ③Corn uses less water than rice and creates less fertilizer (化肥) runoff.This switch ________________(decrease) pollution in the country’s major lakes and reservoirs and made drinking water safer for people.(全国Ⅱ卷)  has decreased 3.defend vt.保卫;防守;辩解[defenc(s)e n.防御;保卫;保护defensive adj.防御的;戒备的] 佳句背诵　 In the forest,he quickly learned how to defend himself against the cold,finding shelter and building a fire to stay warm.(动作描写) 在森林中,他很快学会了如何抵御寒冷,找到避难所并生火保持温暖。 举一反三　一句多译 ①狼紧紧地追在他后面,他用棍子保护自己。 →With the wolf running closely after him,he ____________________ ________________________________________________.(defence)  →The wolf ran closely after him,and he _________________________. (defend)   took up a stick in defence of himself defended himself with a stick 用法归纳 ·defend...from/against　 保护……以免受 defend...with... 用……保护…… defend oneself 自卫,保护自己 ·in defence (of) 保护;保卫;防御;(为……)辩护 教考衔接　单句语法填空 ②“I am not crazy,” says Dr.William Farber,shortly after performing acupuncture (针灸) on a rabbit.“I am ahead of my time.” If he seems a little ________________(defend),it might be because even some of his coworkers occasionally laugh at his unusual methods.(2024·新课标Ⅰ卷)  defensive 4.come down with患(病);染上(小病) 佳句背诵　 Mark came down with a fever last night,so he couldn’t attend the math competition he had been preparing for months.(动作描写) 马克昨晚发烧了,所以他不能参加他准备了几个月的数学竞赛。 举一反三　单句语法填空/单句写作 ①The new novel by my favorite author finally came ____________ last week,and I couldn’t wait to buy a copy.  ②I finally came up ____________a solution to the math problem that had been bothering me.  ③_________________________________________________________, listening to native speakers can help you improve.(建议信) 说到学习英语,听以英语为母语的人讲话可以帮助你进步。 out with When it comes to learning English 用法归纳 come across　 (偶然)遇见;碰见;被理解 come about 发生(无被动形式) come down 下来 come on 加油;到来;得了吧 come out 出版;结果是;(花)开放 come up 走近;上来;被提及 come up with 提出;想出(主意、计划、回答等) when it comes to...　 当谈及…… 教考衔接　单句写作 ④For several days he played all day in the trees surrounding our house ____________________________.(动作描写;2023·四省适应性考试)  在接下来的几天里,他整天都在我们房子周围的树上玩耍,但在晚上睡觉时就下来。 but came down at bedtime 5.above all最重要的是;尤其是 佳句背诵　 She values many qualities in her friends,but above all,she appreciates honesty and loyalty.(人物描写) 她看重朋友身上的许多品质,但最重要的是,她欣赏诚实和忠诚。 举一反三　all短语填空/单句写作 ①The university I recommend to you is Beijing Language and Culture University.________________________,you’d better learn some basic Chinese before you come.____________,you will be under completely unfamiliar circumstances.____________,studying for a degree in a different culture is not easy ________________.  ②Thanks to your timely and generous help,I managed ___________________________________________________.(感谢信)  多亏您及时慷慨的帮助,我成功地处理了全部四个问题。 First of all/Above all After all All in all at all to handle the four problems in all 用法归纳 after all　　 毕竟;终究 first of all 首先;第一 all in all 整体说来;总而言之 in all 全部;合计 at all (否定句)一点也不;(疑问句)到底;究竟 教考衔接　单句写作 ③________________,I hoped he wouldn’t assign me to work with the fiercely competitive,extremely serious fellow who always wore dark clothes and apparently had a personality to match.(心理描写;2022·浙江1月卷)  最重要的是,我希望他不会让我和那个极具竞争力并且非常严肃的人共事,那人常穿深色衣服,显然他的性格也与之相称。 Above all 6.句型公式:have+宾语+过去分词(短语) 课本原句:Accordingly,he had the handle of the pump removed so that it could not be used. 相应地,他让人把水泵的手柄拆了,这样水泵就不能用了。 佳句背诵　 I am sorry I could not attend the dance practice;I had my feet hurt after slipping on the stairs,making it difficult to stand for too long.(道歉信) 很抱歉我不能参加舞蹈练习;我在楼梯上滑倒后脚受伤了,站立时间过长会很困难。 举一反三　单句写作 ①I regret to tell you that I will ___________________________,for we ________________________________________________ in the game.  我很遗憾地告诉你,我将会让你退出比赛,因为我们不能容忍任何人在比赛中作弊。 ②I am terribly sorry for _____________________________________, because ____________________________________just now.(道歉信) 我非常抱歉让你等了这么长时间,因为刚才我有一件紧急的事情要处理。 have you quit the competition can’t have anybody cheating having you waiting for so long I had an urgent thing to attend to 用法归纳 have sth done 使某事被做;请人做某事 have sb do sth 让某人做某事 can’t have sb doing sth 不能容忍某人做某事 have sth to do 有某事要做 have sb/sth doing sth 让某人一直做某事或让某事处于某种状态 教考衔接　语段训练 ③We began to help pick peaches,working alongside the cheerful farmers who taught us the proper techniques.After filling up several baskets,we then ____________________to the farmers’ houses.(活动介绍;全国Ⅱ卷)  我们开始帮那些热情的农民一起摘桃子,他们教会我们正确的技巧。在装满了几个篮子后,我们随后将它们送到了农户的家中。 had them delivered ①The student volunteers were divided into three shifts,each responsible for different activities and times._______ n.轮班 语境辨义练——熟词生义/一词多义 1.写出加黑部分的词性和汉语意思 ②I poured more time and energy into that project than ever before,and finally presented our findings to the class,which surprisingly earned us an excellent grade!(2022·浙江1月卷)_______________________ vt.注入/投入(时间和精力) ③A few minutes spent casting your eye over a page or two can be a rewarding experience.(2024·新课标Ⅰ卷) ___________ ④The government needs to pump more money into community care.___________ v.向……投以 v.大量投入 B 2.选出trace的汉语意思 A.vt.追溯　B.vt.追踪;查出　C.n.痕迹　D.n.遗迹　E.n.踪迹 ①Police are anxious to trace two men seen leaving the house just before 8 am._____ ②The practice of giving eggs at Easter can be traced back to festivals in ancient China._____ A ③My wallet has been missing for several days and I can’t find any trace of it._____ ④She speaks English without the slightest trace of an accent._____ ⑤The archaeologists found ancient traces of a civilization that once thrived here,offering clues about their way of life,which have yet to be fully understood._____ E C D 选出handle的汉语意思 A.vt.处理　B.vt.操纵　C.n.把手;拉手;柄　D.vt.搬动 ⑥Consider turning your travel plan over to a travel agent and letting him double-check all the details,make suggestions,and then handle the actual reservations.(2023·浙江1月卷)_____ ⑦The way you handle chopsticks is important to avoid annoying your companions.(2022·全国甲卷)_____ ⑧The label on the box said:“Fragile.Handle with care.”_____ ⑨Tea in China was traditionally drunk from cups without handles. _____ A B D C 单元话题作文(人物介绍——介绍身边值得尊敬的人) 1.根据提示,利用本单元所学知识完成作文 The instant the flu broke out,my uncle,a brilliant doctor,got down to treating those infected with flu. ①流感一爆发,我的叔叔,一个聪明的医生,开始治疗那些感染了流感的人。(the instant引导的时间状语从句,break out,brilliant,get down to,infect) ____________________________________________________________________________________________________________________ ②为了帮助那些感染病毒的人,他每天工作如此长时间以至于几乎没有时间陪伴家人。(infect,so...that...引导结果状语从句) ______________________________________________________________________________________________________________________ ③由于他的不懈努力,很多感染流感的患者已经得到了治愈。(thanks to,come down with,现在分词短语作定语) ______________________________________________________________________________________________________________________ To help those who were infected with the virus,he worked so long every day that he could hardly spare time for his family. Thanks to his tireless efforts,many people coming down with the flu have been cured. ④在他的领导下,他所负责的所有护士和医生都克服了许多挑战。(leadership,in the charge of) ______________________________________________________________________________________________________________________ ⑤他总是愿意鼓励那些感到沮丧的病人。(frustrated) ___________________________________________________________ Under his leadership,all the nurses and doctors in the charge of him have overcome many challenges. He is always willing to encourage those patients feeling frustrated. 2.使用恰当的过渡衔接词连句成篇 The instant the flu broke out,my uncle,a brilliant doctor,got down to treating those infected with flu.To help those who were infected with the virus,he worked so long every day that he could hardly spare time for his family.Thanks to his tireless efforts,many people coming down with the flu have been cured.Furthermore,under his leadership,all the nurses and doctors in the charge of him have overcome many challenges.Above all,he is always willing to encourage those patients feeling frustrated. $