Unit 2 Period 1 Starting out & Understanding ideas 课时精讲-【优学精讲】2026-2027学年高中英语选择性必修二同步教参（外研版）

[核心单词]　security　　persuade　　switch motivate occupy profile constantly access rely deadline appropriate promote clarify item invest vision objectively equip [重点短语]　switch on, on reflection, be occupied with, miss out, be distracted by, check out, be embarrassed to do, throw in the towel, without access to, rely on/upon, step away from, vary from...to..., max out, barrier to..., in contrast to/with, in control of, the here and now, put aside [重点句型]　1.leave＋宾语＋宾语补足语 2．无生命名词作主语　　　3.完全倒装 [单元语法]　过去完成时的被动语态 [写作任务]　读后感 [Increase offline time] step away from social media　　远离社交媒体 read more printed books 阅读更多纸质书籍 go on a journey 去旅行 take part in outdoor activities 参加户外活动 talk to your family and friends face to face与你的家人和朋友面对面交谈 [Develop positive values] kindness n. 善良 honesty n. 诚实 generosity n. 慷慨 trust n. 信任 gratitude n. 感激 team spirit　　　　　　　　　团队精神 have good manners 有礼貌 stay positive 保持积极 believe in 相信，信任 [Self­management] behave oneself 举止得当 develop good habits 养成好习惯 hold/control one's temper 控制某人的脾气 resist temptations 抵住诱惑 develop self­control 培养自制力 improve one's spending habits 改善某人的消费习惯 learn about time management 学习时间管理 manage money wisely 合理理财 话 题 佳 句 1.You cannot change your past，but you can improve your future.Once time is wasted, life is wasted. 你不能改变你的过去，但你可以改善你的未来。一旦时间浪费了，生命就浪费了。 2．You can conquer almost any fear if you will only make up your mind to do so.Fear doesn't exist anywhere except in the mind. 只要下定决心去做，你几乎可以克服任何恐惧。恐惧不在别处，只存在于心中。 Period 1　Starting out & Understanding ideas What does the passage mainly talk about? A．The result that the Social Media Detox led to. B．The promises that the students made to the parents. C．The performance that some students showed in the campaign. D．The changes that the students made after the Social Media Detox. 答案：C 答案：1.introduction　2.reaction　3.results 4．summary 1．What can we know about the Social Media Detox campaign? A．Less than 100 students took part in it. B．It was designed to raise money for musical equipment. C．Students were allowed to use social media for special reasons. D．Taking part in it meant seven days away from social media. 2．What can we know about Cindy? A．She messaged her friends on the fifth day. B．She attended a party during the seven days. C．She visited a few friends during the seven days. D．She hated receiving messages from other people. 3．What is your understanding of the word “something” in the last paragraph? A．Awareness of how much we rely on social media. B．The importance of real communication. C．The ways to step away from bad habits. D．The activity to raise money for school. 4．What's the moderator's attitude towards the campaign? A．Favorable.　　　 　　 B．Negative. C．Doubtful. D．Mixed. 答案：1～4.DCAA 1．I bet you're as eager as I am to find out just how many have been motivated enough to last the full seven days！(Para.2) [分析]　本句是复合句。bet后为省略了that的宾语从句，该从句中的“how many have been motivated enough to last the full seven days”为宾语从句。 [翻译]　我敢肯定你们跟我一样，急于知道这个活动激励了多少人坚持了整整七天！ 2．On Monday, my classmate and I spoke about what we did at the weekend—it felt really strange not to already know what he had done.(Para.4) [分析]　本句是复合句。“what we did at the weekend”为宾语从句；it为形式主语，“not to already know what he had done”为真正的主语，其中know后的“what he had done”为宾语从句。 [翻译]　周一，我和我的同学聊了聊我们周末都做了什么——没能早些知道他到底做了什么还真是不习惯。 3．Doing the detox meant we had to talk and explain what we were doing and thinking！(Para.4) [分析]　句中Doing the detox为动词­ing形式作主语；“we had to...thinking”为省略了that的宾语从句，该从句中“what we were doing and thinking”为宾语从句。 [翻译]　戒除社交网络意味着我们必须当面交谈，解释自己的所做所想！ Today marks the last day of the Social Media Detox, Brenton High's fundraising campaign for new sports 1.equipment(equip). At the start of the detox, over 100 students had been persuaded 2.to stop(stop) using social media, in ANY form, for seven days.Anna lasted two days.In her opinion, the detox was 3.more difficult(difficult) to tolerate than she had expected.Now she is trying to spend less time online and more time 4.picking(pick) up her hobbies.Devon lasted four days.Doing the detox made him realise the value of real contact 5.that/which he had forgotten.At first, Cindy 6.really(real) felt she was missing out. Then she visited a different friend every day and managed the whole week.George did all seven days, too! He didn't find the detox too difficult, 7.but he did give his phone to his dad to avoid giving in.His brother took him to check out their local sports centre.An hour's sport each day left him tired out and sent him early to bed.Max was 8.embarrassed(embarrass) to say that he threw in the towel on the first day.The detox raised 9.a total of ￡1，632.82.It seemed that the 10.participants(participant) also realised they should step away from the social media. 1．What do you think of the Social Media Detox? Why? It is worthwhile for teens to have a try，because it will make them spend less time online and have more real contact in life. 2．If you are addicted to social media, how can you get rid of it? (1)Make good use of my limited time by doing meaningful things.(2)Set a clear goal for myself and struggle for it.(3)Turn to my parents or teachers for help.All in all, use the social media in a proper way and in proper time. Ⅰ.阅读词汇·识记 选出与单词对应的汉语释义 1．moderator n.　　　　 A．脱瘾 2．detox n. B．分散(注意力)，使分心 3．fundraising n. C．主持人 4．distract v. D．募捐，筹款 答案：1～4.CADB Ⅱ.核心词汇·练通 根据语境及汉语提示写出正确的单词 1．persuade him to study　　 说服他去学习 2．switch the conversation from one subject to another 转换话题 3．a job profile 工作简介 4．a bath towel 浴巾 Ⅲ.拓展词汇·用活 根据提示写出相应的单词 1．security n．安全；保证；保护措施→secure adj.安全的；可靠的 2．motivate v．激发，激励→motivation n．动机；动力；积极性→motivated adj.积极的；主动的 3．occupy v．占用，占去(时间)；占据，占领；使忙于(做某事)→occupation n．占领；工作，职业→occupied adj.忙于……的；使用中 4．constantly adv.持续不断地；经常地→constant adj.时常发生的；连续不断的 n．常数，恒量；不变的事物 5．access n．接触的机会→accessible adj.可进入的；可使用的 6．rely v．(为生活或生存而)依赖→reliable adj.可信赖的；可靠的 Ⅳ.重点短语·再现 根据语境及汉语提示填入合适的短语 1．It is too hot today.Please switch on(打开) the air­conditioner to cool down the room. 2．At first, I thought it was a good idea, but on reflection(经再三考虑), I realised there were some potential problems with it. 3．I am occupied with(专心于) preparing for the coming exam at present and don't have time to go out. 4．I wish I hadn't missed out(错过) on the chance to meet my favourite author at the book signing. 5．Students need to make full use of(充分利用) their opportunities to participate in extracurricular activities. 6．You should check out(观看) the new art gallery downtown this weekend; it's really impressive. 7．However difficult the problems are, I will never throw in the towel(认输), because I believe in my ability to overcome any obstacle. 8．Without access to(不使用) the Internet, it can be difficult for us to stay connected with friends and family now. 9．When facing complex challenges nowadays, we often rely on/upon(依靠) new technology to find innovative solutions. Ⅴ.重点句型·呈现 根据课文语境及汉语提示补全句子 1．with＋宾语＋宾语补足语 With the detox now finished(戒除社交媒体活动现在结束了), they've switched on their devices and they're back online.(Para.2) 2．if型省略结构 And what, if anything(如果有的话), has been learnt from the experience？(Para.2) 3．“do/does/did＋动词原形”结构强调谓语 To be honest, I didn't find the detox too difficult, but I did give my phone to my dad(还是把手机交给了爸爸保管) to avoid giving in！(Para.6) 4．leave＋宾语＋宾语补足语 An hour's sport each day left me tired out and wanting to go to bed early(使我疲惫不堪，想要早早上床睡觉).(Para.6) 5．“It seems/seemed that...”意为“看起来……，似乎……”　 After reading the posts on this forum, it seems that(似乎) something other than money has also been raised through the detox.(Para.8) persuade vt.说服；劝说；使相信 【经典例句】 (教材P18)At the start of the detox, over 100 students had been persuaded to stop using social media, in ANY form, for seven days. 戒除活动开始时，学校成功说服了100多名学生连续七天不使用任何形式的社交媒体。 (1)说服某人做某事 说服某人不做某事 (2)persuade sb. of sth.　 使某人相信某事 persuade sb. that... 使某人相信…… (3)persuasion n. 说服，劝说 persuasive adj. 有说服力的，令人信服的 【单句语法填空/完成句子】 (1)(译林选必二U1)Based on the psychology behind creating a desire to buy, advertisers have developed ways of persuading people into purchasing their products or services. (2)The children did everything they could to persuade the family of the plan's benefits, highlighting how it would bring long­term advantages. (3)我把手掌放在他的背上，劝说他参加跑步比赛，希望能鼓励他加入进来。 I put my palm on his back and persuaded him to take/into taking part in the run, hoping to encourage him to join in.[读后续写之动作描写] 表示“说服”时，用persuade sb.to do sth.或persuade sb.into doing sth.；表示“试图说而结果不一定成功”时，则要用try to persuade sb.to do sth.或advise sb.to do sth.。 motivate v.激发，激励；成为……的动机 (常用于被动语态) 【经典例句】 (教材P18) I bet you're as eager as I am to find out just how many have been motivated enough to last the full seven days! 我敢肯定你们跟我一样，急于知道这个活动激励了多少人坚持了整整七天！ (1)motivate sb.to do sth. 激发/激励某人做某事 be motivated by... 被……所激励 (2)motivation n. 动机；动力；积极性 (3)motivated adj. 积极的，主动的 【语段填空/完成句子】 (1)One of children's key motivations for working hard is to get parents' praise.Therefore, to make children motivated, parents are supposed to motivate their children by praising them frequently for their children's efforts.(motivate) (2)她的慷慨不仅能帮助那些处于困境的人实现梦想，还能激励更多人参加这样的一个善举。 Not only will her generosity help those in need realise their dreams, but it will motivate more people to join in such a good deed.[读后续写之人物描写] on reflection 经再三考虑；仔细回想 【经典例句】 (教材P18)But on reflection, I can see how much of my time had been occupied with checking my phone. 不过，仔细想来，我可以知道查看手机到底占用了我多少时间。 (1)reflection n.　 　 　 [C]反映；表达；映像； [U]沉思，深思；(声、光、热等的)反射 lost in reflection 陷入沉思 (2)reflect v. 反映；显示；反射(声、光、 热等)；认真思考，沉思 reflect on/upon 认真思考 【单句语法填空/完成句子】 (1)(2024·新高考全国卷Ⅰ)The vibrant colors of the flowers, the sunlight reflecting(reflect) off the water and the tranquil atmosphere all added color to the painting. (2)(北师大必修三U9)We need to train ourselves to be better learners—to actively take part in the learning process and to reflect on/upon what we have learnt.[应用文写作之建议信] (3)(译林必修一U3)As we walk the “path of life”， we may sometimes wish to be alone with our own thoughts, for quiet periods of reflection(reflect) can lead to personal improvement. (4)你可以主要学习唐诗，唐诗反映了中文之美和中国传统文化。 You can mainly learn Tang poems, which reflect the beauty of the Chinese language and traditional Chinese culture．[应用文写作之建议信] occupy vt.忙着(做某事)，使忙于(做某事)； 占用，占去(时间、空间等)；占据，占领 【经典例句】 The greatest happiness of life lies not in what we occupy, but in what we pursue. 人生最大的快乐不在于我们拥有什么，而在于我们追求什么。 (1)occupy oneself with sth./(in) doing sth. 　　　　　　　 从事于……；忙于做…… (2)occupied adj. 忙于……的；使用中 be occupied with/in sth./(in) doing sth. 从事于……；忙于做…… (3)occupation n. 工作，职业；占有 【语段填空/词汇/句式升级】 (1)Teaching occupies almost all her life. Sometimes, she is so occupied in working that she has no time for relaxation.With education occupying her mind, she cares less about what is not related to her occupation．(occupy)[读后续写之人物描写] (2)I am busy organizing a class meeting about traditional Chinese culture at present and I am writing to ask for your suggestions. →Occupying myself in organizing a class meeting about traditional Chinese culture at present, I am writing to ask for your suggestions.(现在分词短语作状语) →Occupied in organizing a class meeting about traditional Chinese culture at present, I am writing to ask for your suggestions.(形容词短语作状语)[应用文写作之求助信] access n.接触的机会；(接近的)方法；通道 vt.访问；获取(计算机数据)；到达； 进入；使用 【经典例句】 (教材P20)I knew there was a party happening that evening, but without access to social media I couldn't remember where it was! 我知道那天晚上有个派对，但是不查看社交媒体，我记不起来派对在哪里举行！ (1)access to...　　　　　　 通往……的路； 利用……的权利 without access to 无法使用/享用 have/get access to... 拥有/得到……的 权利或机会 (2)accessible adj. 可进入的；可使用的 be accessible to 易接近的；能进入的 【单句语法填空/完成句子】 (1)(2023·新高考全国卷Ⅱ)As cities balloon with growth, access to nature for people living in urban areas is becoming harder to find. (2)Our school new stadium is accessible(access) to us students every day, and we can get access to it when taking exercise. (3)鉴于你对中国文化很感兴趣，我建议你申请北京大学，在那里你可以接触到优秀的中国文化。 Considering your keen interest in Chinese culture, I suggest you apply for Peking University, where you can have/get access to the excellent Chinese culture．[应用文写作之建议信] rely on/upon 依赖，依靠；相信，信赖 【经典例句】 ①(教材P20)Awareness of just how much we rely on social media can help us step away from it and communicate with each other better. 意识到我们对社交媒体的依赖程度可以帮助我们远离社交媒体，更好地相互交流。 ②(译林选必二U1)We rely on news to learn about what is happening in the world around us.　我们依靠新闻来了解我们周围的世界正在发生的事情。 (1)rely on/upon sb.to do sth.＝rely on/upon sb.'s doing sth.　　　　依靠某人做某事 rely on/upon sb./sth. for sth. 依靠某人/某物得到某物 rely on/upon it that... 相信……，指望…… (2)reliable adj. 可依靠的；可信赖的 【单句语法填空/完成句子】 (1)(2024·新高考全国卷Ⅱ)Specifically, it's a farm that relies on/upon new technology.By connecting through the Cloud, BMF is remotely monitored. (2)I respect my father most because I can rely on him to offer(offer) me some practical suggestions whenever I am in trouble.[应用文写作之人物介绍] (3)But I know Jimmy will meet me here if he's alive, for he always was the truest and most reliable(reliable) fellow in the world. (4)你可以相信我的介绍和努力会加深参观者对中国传统文化的了解。 You can rely on/upon it that my introduction and efforts can deepen visitors' understanding of traditional Chinese culture.[应用文写作之申请信] leave＋宾语＋宾语补足语 【经典例句】 ①(教材P20)An hour's sport each day left me tired out and wanting to go to bed early. 每天一小时的运动使我疲惫不堪，想要早早上床睡觉。 ②(译林选必一U2)The tunes are easy to sing, and the lyrics often leave you deep in thought. 曲子很容易唱，歌词常常让你陷入沉思。 “leave＋宾语＋宾语补足语”意为“让/使某人(物)继续处于某种状态、待在某地等”，其中leave为及物动词，意为“使处于……；听任……”。该结构的常见形式如下： (1)leave＋宾语＋形容词/副词/介词短语/名词； (2)leave＋宾语＋现在分词； (3)leave＋宾语＋过去分词。 【单句语法填空/完成句子】 (1)(2023·新高考全国卷Ⅰ)No matter where I buy them, though, one steamer basket is rarely enough, yet two seems greedy, and so I am always left wanting(want) more next time. (2)(2022·全国乙卷)Preschool children are remarkably bad at hiding. They often cover only their eyes with their hands, leaving the rest of their bodies exposed(expose). (3)请让他安静一下，给他一些空间去整理自己的思绪和情感，以便他能自己找到解决问题的方法。 Please leave him in peace and give him some space to sort out his thoughts and emotions so that he can find a solution to the problem by himself. Ⅰ.品句填词 1．When you are on the point of exploding, try to switch(转换) the focus away from anger by thinking of something pleasant. 2．The routine tasks that occupy most of the day are demanding, but they can also be extremely rewarding. 3．To learn more about the profile about this fundraising, please phone me. 4．Fun activities and games can bring back the lost interest and motivate the children to study more often. 5．5G­enabled wearable devices will keep doctors constantly(持续地) updated on the health status of their patients. 6．A new system has been developed to give students quick and easy access to the digital resources of the library. 7．I finally persuaded my father who is quite stubborn to give up smoking. 8．If you are not sure whether the website is secure, do not visit it.After all, your privacy security(安全) is the most important. Ⅱ.词块运用 1．You will miss out on a great experience(错过一次很棒的体验) if you don't go to the art exhibition downtown, where you can feast your eyes on masterpieces from famous artists around the world. 2．The student was distracted by the noise(被噪音分散注意力) outside the classroom and couldn't concentrate on the teacher's lecture. 3．It's essential to step away from your computer screen(远离你的电脑屏幕) every hour to protect your eyesight. 4．In some remote rural areas, people live without access to clean running water(无法使用干净的自来水), relying instead on wells or rainwater collection. 5．At first, I found the book rather boring and uninspiring.On reflection(仔细一想), the book was more interesting than I had initially thought. 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 1．With smartphones increasingly popular(随着智能手机的日益普及；with＋宾语＋宾语补足语), more and more teenagers get addicted to them.Wherever you go, you will find people occupied with smartphones or other social media. 2.It seems that social media has become an essential part of our daily lives(似乎社交媒体已经成为我们日常生活中必不可少的一部分；It seems/seemed that...).And, for some teenagers, stepping away from social media feels like cutting off from the outside world.Being constantly glued to smartphones 3.leaves many teenagers feeling anxious (使得许多青少年感到焦虑；leave＋宾语＋宾语补足语), which 4.does waste their time(的确浪费他们的时间；“do/does/did＋动词原形”结构强调谓语) and harm their health. Therefore, to reduce the bad influence of social media, I advocate that we make wise use of social media and check it only when necessary. 学科网（北京）股份有限公司 $