Unit 4 Section Ⅱ Starting out & Understanding ideas—Language points-【金版新学案】2025-2026学年高中英语选择性必修第三册同步课堂高效讲义教师用书（外研版）

本高中英语讲义聚焦AI主题相关语言知识，系统梳理核心词汇（如assistant、potential）、拓展词形转换（如assist→assistant→assistance）、重点短语（如have no choice but to do）及典型句式（如强调谓语“do think”、状语从句省略“if not”），构建从词汇到语法的递进式学习支架。 该资料通过词缀规律（如-ant名词词缀）帮助学生构建词汇网络，结合教材原句解析句式功能，培养语言能力；拓展一词多义（如leap的“跳”“剧变”等义项）提升思维品质。课中辅助教师系统授课，课后助力学生自主复习，查漏补缺，高效巩固语言知识。

Section Ⅱ　Starting out & Understanding ideas－Language points ◎核心单词——练通 1．artificial light 人工照明 2．victims of crime 犯罪的受害者 ◎拓展单词——用活 1．assistant n．助手，助理→assist v．帮助→assistance n．帮助 2．potentially adv.潜在地→potential adj.潜在的；可能的 n．潜力 3．automation n．自动化→automatic adj.自动的→automatically adv.自动地；机械地 4．capacity n．能力，才能→capable adj.有能力的，能胜任的 5．analyse v．分析→analysis n．分析 6．regulate v．控制，管理→regulation n．规则 7．illegal adj.非法的，违法的→legal adj.合法的 8．immoral adj.不道德的，道德败坏的→moral adj.道德的 规律：名词词缀-ant 示例：assist v．帮助→assistant n．助手，助理 participate v. 参与，参加→participant n．参与者 serve v．服务→servant n．仆人 apply v．申请→applicant n．申请人 ◎阅读单词——识记 1．the biggest threat to humanity 对人类最大的威胁 2．be more susceptible to frost damage 更易受霜冻的危害 3．a leap in profits 利润跃升 ◎重点短语——再现 第一组　汉译英 1．go on sale 出售 2．in contrast 相比之下 3．hang out 闲逛 4．be susceptible to 易受……影响 5．wipe out 摧毁；毁灭 第二组　英译汉 6．hit the market 上市 7．make judgements 做出判断 8．on the whole 总的来说 9．in the long run 从长远来看 10．lie in 在于 ◎典型句式——默背 根据课文语境及汉语提示完成句子 1．句型公式　强调谓语 教材原句　Still，I do think that developments in AI will on the whole make doing day-to-day things a lot easier. 不过，我确实认为，总体而言，人工智能的发展将使日常工作变得更加容易。 2．句型公式　状语从句的省略 教材原句　If not, it might wipe us all out! 否则，它可能会摧毁我们所有人！ 3．句型公式　while引导让步状语从句 教材原句　But while super-intelligent AI could be the biggest leap forward in human history，if it goes wrong or falls into the wrong hands，it could also be the most dangerous. 虽然超智能AI可能是人类有史以来的最大飞跃，但如果出错或者落入坏人手中，它同时可能是最危险的。 学生用书↓第100页 Ⅰ.核心词汇练全 assistant n．助手，助理 (教材原句)Thanks to AI，I've got my own super-smart personal assistant built into my phone. 多亏了人工智能，我才可以在手机中内置个人超级智能私人助手。 (1)assist v． 帮助 assist sb with sth 帮助某人某事 assist sb to do sth 帮助某人做某事 assist sb in doing sth 帮助某人做某事 (2)assistance n. 帮助 with the assistance of 在……的帮助下 come/go to one's assistance 来/去帮助某人 单句语法填空/完成句子/词汇升级 ①Being new to the area, she didn't know many neighbors or people who could assist her with shopping or doing other things. ②We'll do all we can to assist you to finish(finish)this task to make sure you can finish it on schedule. ③随着时间的推移，在Ollie的帮助下，Ruby的数学成绩越来越好。(读后续写之助人为乐) As time went by，with the assistance of Ollie，Ruby's academic performance of math had become better and better. ④When he was worried that he couldn't sell out the popcorn，John assisted him. →When he was worried that he couldn't sell out the popcorn，John came to his assistance． potentially adv.潜在地 (教材原句)Nearly every job is potentially at risk in the long run. 长此以往，几乎所有工作都可能处于潜在危险之中。 potential adj. 潜在的；可能的 n. 潜力 have the potential to do... 有做……的潜力 the potential for (doing) sth (做)某事的可能性/潜力 achieve/fulfill/realize one's potential 发挥某人的潜能 单句语法填空/完成句子 ①People who do not smoke have less potential for suffering from lung cancer than those who smoke. ②He has the potential to work (work) as a consultant. ③Some children like playing computer games，which potentially(potential)affects their study. ④我们英语老师试图找到新的方法来帮助我们发挥潜力。(应用文写作之人物介绍) Our English teacher try to find new ways to help us achieve/fulfill/realize our potential． 学生用书↓第101页 capacity n．能力，才能 (教材原句)I believe most of the value of AI lies in its capacity to analyse and interpret vast amounts of data ... 我认为人工智能的大部分价值在于它分析和解析庞大数据的能力…… (1)a capacity to do/for (doing) sth 做某事的能力 have the capacity to do/for sth 有(做)某事的能力 beyond one's capacity 超出某人的能力范围 (2)capable adj. 有能力的，能胜任的 be capable of doing sth 有能力做某事 单句语法填空/一句多译 ①We have the capacity to finish(finish) the work efficiently with our joint efforts. ②In order to adapt to the development of the times, human beings must have the capacity for life-long learning. ③我有能力完美组织即将在本市举行的中国画展览。 →I have the capacity to perfectly organize the Chinese Painting Exhibition to be held in this local city.(capacity) →I am capable of perfectly organizing the Chinese Painting Exhibition to be held in this local city.(capable) have no choice but to do...除了做……别无选择 (教材原句) However，AI is not going to go away.We have no choice but to embrace it and regulate it.然而，人工智能不会消失。我们别无选择，只能接受它并加以规范。 (1)have no choice but...意为“除……之外别无选择”，but后接动词不定式。 (2)but意为“除了”的常见用法还有： have no alternative but to do sth 别无选择只有做某事 can't help but do sth＝can't help doing sth 忍不住做某事 have nothing to do but do sth 只能做某事 单句语法填空/句型转换 ①When you see their clothing and where and how they live，you can't help but want(want) to give them a hand. ②The tourists have nothing to do but take pictures of each other. ③Faced with difficulties，we have no choice but to overcome them bravely. →Faced with difficulties，we have no alternative but to overcome them bravely．(alternative) →Faced with difficulties，we have nothing to do but overcome them bravely．(nothing to do) 【名师点津】　当but前面存在实义动词do的任何形式时，介词but 后就省去动词不定式符号to；当but前没有实义动词do 的任何形式时，介词but后用to do。 1．一词多义 leap v. A．跳，跳跃　B．剧变　C．猛冲；突然做(某事)　D．(因吃惊、害怕、高兴等心脏)猛地跳动 ①Shares leapt in value from 476p to close at 536p.B ②He had leapt from a window in the building and escaped.A ③He leapt across the room to answer the door.C ④My heart leapt at the sight of her.D 2．熟词生义 The stadium has a seating capacity of 50，000.n.容量，容纳能力 学生用书↓第102页 Ⅱ.典型句式讲透 句型公式：强调谓语 (教材原句)Still，I do think that developments in AI will on the whole make doing day-to-day things a lot easier. 不过，我确实认为，总体而言，人工智能的发展将使日常工作变得更加容易。 句中“do/does/did＋动词原形”构成强调句，该句型用来强调谓语动词。 用助动词do对句子的谓语进行强调是英语中强调句型的一种，意为“真的”“果真”“的确”“确实”等。在这种句子中，助动词do体现整个句子的时态。do应重读，且需符合下列两个条件：(1)句子是肯定句；(2)句子中的助动词是一般现在时或一般过去时。 单句语法填空/完成句子 ①He did(do) make a mistake at work. As a consequence, he lost his position. ②This book does(do) have a great influence on/upon my growth. ③我的确希望你能够和我们一起(去爬山)，因为Green Hill是个放松的好地方，我们肯定会玩得十分高兴。(应用文写作之邀请信) I do hope that you could join us because Green Hill is such a fine place to relax and surely we will have a great time. 句型公式：状语从句的省略 If not, it might wipe us all out！否则，它可能会摧毁我们所有人！ 句中if not 是if we're not lucky的省略形式，表示否定意义。 (1)在状语从句中，如果从句主语与主句主语一致或从句主语为it，且谓语动词为be动词时，则可以省去其主语和be动词。 (2)if构成的省略形式： if not 如果不这样的话，不然 if so 如果这样的话 if any 如果有的话 if ever 如果有过或发生过的话 if necessary/possible 如果有必要/可能的话 补全句子/完成句子 ①Are you ready? If so(如果准备好了)，let's set off at once. ②She wants to go with us，if possible(如果可能的话)． ③下星期五上午8点你方便吗？如果不方便，请告诉我什么时间最适合你。(应用文写作之邀请信) Is 8 o'clock next Friday morning convenient for you？If not，please tell me what time suits you best. 学科网（北京）股份有限公司 $