Unit 2 Section Ⅰ Starting out & Understanding ideas（教师用书word）-2022-2023学年新教材高中英语选择性必修第二册【精讲精练】外研版

Section Ⅰ　Starting out & Understanding ideas Ⅰ.重点单词 基础单词 1．moderator n．主持人 2．fundraising n．募捐，筹款 3．switch v．(用开关)改变，转换 4．profile n．概况 5．towel n．毛巾 拓展词汇 1．security n．安全→secure adj.安全的；安心的；可靠的；牢固的vt.获得；拴牢；保护 2．motivate v．激发，激励→motivated adj.积极的；主动的 →motivation n．动力；积极性；动机 3．occupy v．占用，占去(时间)→occupied adj.已占用的；无空闲的→occupation n．工作；职业；占领 4．distract v．分散(注意力)，使分心→distracted adj.心神不定的，精神无法集中的→distraction n．使人分心的事物 5．constantly adv.持续不断地；经常地→constant adj.时常发生的；连续不断的 6．access n．接触的机会→accessible adj.可接近的；可进入的；可使用的 7．rely v．(为生活或生存而)依赖→reliable adj.可信赖的；可靠的 Ⅱ.重点短语 1．make full use of 　　　充分利用 2．on average 平均来看 3．switch on 打开 4．feel like 想要；感觉像 5．be occupied with 从事/忙于…… 6．pick up 拾起；捡起；收拾；整理；(偶然)学会；用车接某人；收听到；(身体)好转 7．instead of 代替，而不是 8．up to 做，忙于，从事；多达；达到；胜任；直到……为止；取决于，由……决定 9．to be honest 说实在地；实话说 10．give in 屈服；投降；让步；上交 11．be tired out 精疲力尽 12．throw in the towel 认输 13．in the end 最后；终于 14．can't resist doing sth 忍不住做某事 15．take part 参加；参与 16．other than 不同于；除了……外 17．rely on 依靠，依赖 18．communicate with 与……交流 Ⅲ.重点句型 1．Do you find it difficult to resist temptations such as junk food? 你是否觉得难以抗拒垃圾食品之类的诱惑？ [分析]　句中的it作形式宾语，真正宾语是后面的不定式短语。 [仿写]　这就产生了一系列的反应，使得生命就有可能开始发展了。 This produced a chain reaction，which made it possible for life to develop. 2．With the detox now finished，they've switched on their devices and they're back online. 现在脱瘾结束了，他们打开了自己的电子设备，重新回到了网上。 [分析]　With the detox now finished为with复合结构，在句中作状语，过去分词finished作宾语补足语。 [仿写]　干完活，他就回家了。 With the work finished/done，he went home. 3．The detox was more difficult to tolerate than I had expected. 脱瘾比我想象的更难忍受。 [分析]　该句属于“主语＋be＋adj.＋to do”句型。 [仿写]　这个人很难交流。 The man is difficult to communicate with. Ⅰ.Scan the text and match the main idea of each part. 1．Part 1 (Paras.1—2) 　A．To tell us the meaning of the activity. 2．Part 2 (Paras.3—7) B．To introduce an activity called the Social Media Detox. 3．Part 3 (Para.8) C．To tell the experiences of some students who took part in the activity. 答案　1.B　2.C　3.A Ⅱ.C