Unit 3 Section Ⅲ Using language-【创新教程】2025-2026学年高中英语必修第三册五维课堂同步课件PPT（外研版）

该高中英语课件聚焦外研版必修第二册Using language模块，以词汇（beyond、significant、cure）和语法（现在完成时被动语态）为核心，通过例句感知、知识积累、学以致用构建学习支架，衔接前后语言知识，帮助学生系统掌握重点内容。 其亮点在于融合语言能力与思维品质培养，通过易混词辨析（如cure与treat）、语法用法对比（现在完成时与一般过去时被动语态）及分层练习，引导学生分析比较，提升语言运用能力。同时设置课后素养提升环节，助力学生巩固知识，教师可借助系统资源高效开展教学。

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(2)完成句子 ④With the development of its economy，my hometown　 has changed beyond recognition　 in the last few years. 随着经济的发展，我的家乡在过去几年里已经改变的认不出来了。 2 But perhaps the most significant success that people have achieved to date is in medicine. 不过或许到目前为止，人们所取得的最大的成功是医药方面的。 significant adj.重要的，影响深远的 ◆[佳句感知] 　Please inform us if there are any significant changes in your plans. 如果你们的计划有重大变动，请通知我们。 [知识积累] (1)significance n．重要性；意义 be of great/much significance 重要的，有重大意义的 be of no/little significance 无关紧要的 have great/no significance(for...)(对……)很重要/不重要 attach(great) significance to...(非常)重视…… (2)significantly adv.显著地，明显地 ◆[学以致用] (1)单句语法填空 ①If you've put 　significant　(significance) effort into a project，you may benefit from finishing it. ②I think his research on renewable(可再生的)energy sources is 　of　 great significance. ③The expert thinks that schools should attach significance 　to 　 students' all­round development rather than only their grades. (2)完成句子 ④(2021·全国甲卷书面表达)Furthermore，guzheng 　is of great significance to　 Chinese folk music leading us to a fantastic world of music. 此外，古筝对中国民间音乐也有着重要的意义，引领我们进入一个奇幻的音乐世界。 ⑤My parents always 　attach great significance to　 my getting a good education，which makes a great difference to me. 我的父母总是非常重视让我接受良好的教育，这对我影响很大。 3 Currently，there's no cure for Alzheimer's，but scientists are researching ways to improve the quality of life for people living with the disease. 目前，还没有治愈阿尔茨海默病的办法，不过科学家正在研究改善患者生活质量的方法。 cure n．药剂；疗法 ◆[佳句感知] 　These doctors are determined to devote themselves to finding a new cure for the lung cancer. 这些医生决心致力于寻找一种医治肺癌的新疗法。 [知识积累] (1)a cure for……的疗法/措施 (2)cure vt.治愈，治好 cure sth.治好……疾病 cure sb.治好某人 cure sb.of sth.使某人从某种疾病中痊愈 [易混辨析] 易混词 区别 cure 意为“治愈，治好”，强调结果。常见搭配：cure sb.of sth. treat “医治，治疗”，强调治疗的过程或治疗的动作，不涉及治疗的结果。常见搭配：treat sb.for sth.治疗某人的……病 ◆[学以致用] (1)单句语法填空 ①Thanks to the help of the expert，he was cured 　of　 the terrible disease successfully. ②The government is trying to find a good cure　 for 　unemployment. (2)选词填空 (cure/treat) ③—Has the doctor cured the old woman of her illness? —No，he 　treated　 her but didn't 　cure　 her. ④The hospital has recently obtained new medical equipment，allowing more patients to be 　treated　. 现在完成时的被动语态 自我探究 总结归纳 ①I guess you have been asked about the title of your book before. 句子①－④中时态均为现在完成时的被动语态，谓语动词与主语之间为被动关系。 ②In addition, important advances have been made in medicine and environmental science thanks to increasing computer power. ③New inventions like 3D printers have been used to make replacement hearts and bone parts. ④Nothing like this has been invented yet and I'd say we're a long way from an invention like that at the moment！ [语法精析] ◆[基本用法] 一、现在完成时的被动语态的构成 　现在完成时的被动语态的基本构成是： have/has been done.但在不同的句式中，其具体形式也有所不同。 1．肯定句形式 主语＋have/has been done＋其他． The bridge over the Yellow River has just been completed. 黄河上的这座桥刚刚建成。 The plan has been studied by the experts last month. 这个计划在上个月已经由专家研究过了。 2．否定句形式 主语＋have/has not been done ＋其他。 They haven't been told the exciting news yet，have they? 还没有人告诉他们这个令人激动的消息，是吗？ The second­hand car has not been sold. 这辆二手汽车还没有被卖出去。 3．一般疑问句形式 Have/Has ＋主语＋＋been done ＋其他？ —Has her work been finished? 她的工作完成了吗？ —Yes，it has.是的，完成了。 4．特殊疑问句形式 特殊疑问词＋have/has＋主语＋been done＋其他？ How long has the machine been used? 这台机器使用多久了？ 二、现在完成时的被动语态的用法 1．表示被动的动作在说话前已经完成，强调过去的动作对现在造成的影响或产生的结果，通常与 already，yet，never, recently 等副词及时间状语 so far，by now，up till now，since等连用。 The room has already been cleaned. 这个房间已经被打扫干净了。(现在已经不用打扫房间了) The doctor hasn't been sent for yet. 还没有派人去请医生。(现在应派人去请医生) 2．表示被动的动作或状态从过去开始一直持续到现在，并可能继续持续下去，常与 for 或 since 等引导的时间状语(从句)连用，或用于how long引导的句子中。 The machine has been repaired for two hours. 这台机器已经修了两个小时了。(可能还会继续被维修) How long has the project been carried out? 这项工程已经实施多长时间了？(可能还会继续实施) 3．用在时间状语从句中，表示将来某时已经完成的动作。 We'll start as soon as the work has been finished. 这份工作一完成我们就立即动身。 4．borrow，begin，start，buy，marry，open，join 等非延续性动词的现在完成时的被动语态不能与表示一段时间的状语连用。若要表达相应的意思，需要改变动词或时态等。 The book has been borrowed for a week.(×) The book has been kept for a week.(√) 这本书已被借了一周。 How long has this project been started？(×) How long ago was this project started？(√) 这个工程已经开始多久了？ [名师点津]　非延续性动词的否定式可表示动作的持续过程，具有持续性，因而可与since 或for 引导的时间状语连用。 ◆[针对训练] 　单句语法填空 ①Despite the previous rounds of talks，no agreement 　has been reached　(reach)so far by the two sides. ②Shakespeare's play Hamlet 　has been made　(make)into at least ten different films over the past years. ③Fire extinguishers(灭火器)are located on each floor and in each apartment.Use a fire extinguisher only if you 　have been trained　(train)to do so. ④Modern methods of tracking polar bear populations 　have been employed　(employ)only since the mid­1980s, and are expensive to perform consistently over a large area. ⑤The dictionary is out of date：many words 　have been added　(add) to the language since it was published. 三、现在完成时的被动语态与一般过去时的被动语态的区别 　一般过去时的被动语态表示一个被动的动作发生在过去的某个时间，其结果对现在没有影响；而现在完成时的被动语态侧重于表示一个被动的动作或状态尽管发生在过去，但该动作或状态对现在造成了影响(或产生了结果)。 The big fire was put out two hours ago. 大火在两小时前被扑灭了。 The big fire has been put out. 大火已经被扑灭了。 ◆[针对训练] 　单句语法填空 ①—Did you enjoy the party? —Yes，we 　were treated　( treat )well by our hosts. ②Unfortunately，with the development of industrialization，the environment 　has been polluted　(pollute)． [综合演练] Ⅰ.单句语法填空 1．A lot of survivors 　have been rescued　(rescue) by the soldiers in that area where the earthquake broke out since yesterday. 2．Already this year,115 measles(麻疹)cases 　have been reported　 (report)in the USA，compared with 189 for all of last year. 3．In the last few months，Kenny 　has been fined　(fine)more than 1,000 dollars for breaking traffic rules. 4．Although I've tried hard, none of my books 　has been published　(publish)． 5．Up to now no conclusion 　has been reached　(reach)about who the first prize should go to. 6．Zhangjiajie 　was awarded　(award)the title of “World Geological Park” in 2004. 7．Their new house 　has been decorated　 (decorate)for two months and they will settle in it in the near future. 8．She published her first short story at the age of fifteen，and has completed a large number of works，which 　has been translated　(translate)into forty languages. Ⅱ.将下列句子改为被动句 1．People have cut down many big trees along the road to build houses. 　Many big trees along the road have been cut down to build houses.　 2．They have spent large quantities of money on bringing up the three children. 　Large quantities of money have been spent on bringing up the three children.　 3．They have made the two novels into television series. 　The two novels have been made into television series.　 4．People have sent a large amount of food to the disaster area since the flood happened. 　A large amount of food has been sent to the disaster area since the flood happened.　 5．They have given our school some new teaching equipment since 2017. 　Our school has been given some new teaching equipment since 2107. 或Some new teaching equipment has been given to our school since 2017.　 $