Unit 2 Section Ⅱ Discovering Useful Structures & Listening and Talking -【重难点手册】2025-2026学年高中英语必修第二册（人教版）

重难点手册高中英语必修第二册RJ Section II Discovering Useful Structures 语言要点精讲 要点reduce v..减少 教材语境>It is reported that living spaces for wildlife are being reduced due to the cutting of trees. 据报道，由于砍伐树木，野生动物的生存空间正在减少。 reduce to减少到 搭配 reduce by减少了 be reduced to沦为；转化为 You may drink,smoke,be overweight and still reduce your risk of dying early by running.你可能喝酒、抽烟、超重，但是仍然可 以通过跑步来降低你早逝的风险。 Dr.Thun from the USA showed that aspirin could reduce the risk of some cancers by 40 percent. 美国医生图恩证明，阿司匹林可以降低某些癌症40%的发病率。 to上升/增加到 链接 rise/increase by上升/增加了 学法指导 牢记reduce后面用介词to与by的区别：前者表示“减少后的结 果”，后者表示“减少掉的部分”。 due adj.由于；因为 要点2 due to由于；因为(to是介词) I have missed plenty of beautiful sunsets/sunrises due to being on the spot only five minutes before the best moment.(2023. 全国乙卷阅读理解B)由于只在最佳时刻前五分钟到达现场，我 已错过了很多次美丽的日落/日出。 链接表示“因为”还有以下短语：because of,on account of, owing to,thanks to(用于好的方面)，as a result of,asa consequence of。,它们通常只能在句中作状语，而due to既可作 状语，也可作表语。 拓展due是形容词，它还有以下含义： 58 istening and Talking 对点例析 完成句子 例1-1(2024·全国甲卷听力· 改编)But if you're just watching, we'd like to ask you to stay in one spot (以减少交通拥堵). 例1-2(2025·新高考全国I 卷阅读理解D·改编)Now,new research suggests that a simple, cheap measure may significantly (减少微塑料的水平)in water from your tap. 【答案与解析】 1-1 to reduce traffic jam 1-2 reduce the level of micro- plastics句意：如今，新的研究 表明一种简单、廉价的方法可以 显著减少你家自来水中的微塑 料水平。 单句语法填空 2-1 That is,the growing demand for paper in recent years is largely due the increased use of the Internet. 例2-2 Thanks the timely rain,the crops were saved. 例2-3 As a result his hard work,he defeated all the competitors. UNIT 2 (l)预定的；预期的；预计的。常用短语be due to do sth.(to是不 定式符号)，意为“预计做某事”。 The meeting is due to start at four.会议预定在四，点召开。 (2)应给的；应支付的。常用短语be due to sb.(to是介词)，意为 “应给某人的”。 Have they been paid the money that is due to them? 他们应得的钱付给他们了吗？ (3)(欠款)到期的 Payment is due on 1st October.付款期限为l0月1日。 要点3 search for搜寻；搜索 教材语境>They got up early so as to search for wild birds.. 他们起得很早去寻找野鸟。 search for sth,搜寻某物 搭配 search sb./sp.for sth.搜某人的身/搜查某个地方找某物 Scientists have been searching for a cure for this rare disease for decades.科学家们几十年来一直在寻找这种罕见疾病的治疗方法。 The policemen are searching the village for the murderer. 警察在村庄里搜寻凶手。 注意 search的宾语是搜寻的范围，search for的宾语是搜寻的 对象。 拓展search还可以作名词，意为“搜索；搜寻”。 /in search of寻找 搭配 in the/one's search for寻找 At present Kevin is out of work.He will go to Beijing in search of a new job next week. 现在凯文失业了。他打算下周去北京找一份新工作。 At this time her husband joined her in her search for this unknown radiation. 这时她的丈夫和她一起寻找这种尚不为人所知的射线。 语法要点精讲 现在进行时的被动语态 要点1构成 否定式：主 肯定式：主语+am/is/are十being done.. 一般疑问 WILDLIFE PROTECTION 【答案与解析】 2-1t0句意：也就是说，近年 来对纸张持续增长的需求很大 程度上是因为电脑使用量的 增加。 2-2to句意：多亏了这场及 时雨，庄稼得救了。 2-3of句意：由于他的努力， 他打败了所有的竞争者。 单句语法填空 例3-1（2023·北京高考阅读 理解D·改编)Searching UNIT 2 another instance of life is one way to broaden our understanding of what life could be. 完成句子 例3-2 He has gone to a big city (寻 找)a better job. 例3-3 I have (到处找)the valuable vase, but I can't find it. 【答案与解析】 3-1for句意：寻找另一个生 命的实例是拓宽我们对生命可 能形态理解的一种方式。 3-2 in search of/to search for 3-3 searched everywhere for am/is/are not+being done. 式：Am/Is/Are+主语+being 59 甜重难点手册高中英语必修第二册RJ done? 特殊疑问式：疑问词十am/is/are十（主 语+)being done? The sum these computers will cost us is being calculated. 这些电脑将花费我们多少钱正在计算中。 The plan is not being carried out well. 这个计划进展得不顺利。 Is the house being decorated now? 现在那所房子正在被装修吗？ What is being discussed now? 现在什么事情正在被讨论？ 要点2含义 表示正在进行的被动动作，强调主语是动 作的承受者，即主谓之间为被动关系。 -Have the test papers been handed out yet? 试卷发下来了吗？ -Not yet.They are still being marked. 没有。它们仍在批阅中。 要点3用法 1.表示说话时正在进行的被动动作。句 中常用now、at the moment、at present等时间 状语。 It is reported that many a new house is being built at present in the disaster area. 据报道，现在灾区有很多新房子正在被建造。 2.表示现阶段正在进行的被动动作，说话 时不一定在进行。 A new railway station is being built 一个新火车站正在建设中。 3.表示一种习惯的被动行为，常与always、 constantly、frequently等表示频度的副词连用， 60 常带有赞赏或讨厌等感情色彩。 The window of our classroom is frequently being broken 我们教室的那扇窗户经常被打破。 4.与某些情态动词连用，表示对正在发生 的动作的推测。 The old man may be being watched over by a volunteer at the very moment. 这位老人此刻可能正在被一位志愿者照料。 要点4考点归纳 1.现在进行时的被动语态可表示按计划 或安排将要发生的被动动作（仅限于少数及物 动词)。 A popular song is being sung next. 下面将唱一首流行歌曲。 A concert is being held tonight. 今晚将要举行一场音乐会。 2.一些表示状态、心理活动、拥有、存在等 的动词，如have、want、need、love、realize等，一 般不用于进行时，因此也没有进行时的被动语 态，而用一般现在时的被动语态表示此刻或目 前主语正承受谓语动词表示的动作。 玛丽，过来，有你的电话。 (X)Mary,come here.You're being wanted on the phone. ()Mary,come here.You're wanted on the phone. With the population increasing,more land is needed. 随着人口的增长，（我们）需要更多的土地。 The actor is still loved by many young people. 那个演员仍受很多年轻人的喜爱。 3.少数动词用于进行时态，用主动形式表 示被动含义，如print、.cook、fry、hang、build、 make等。 These magazines are printing. 这些杂志正在印刷中。 The beef is cooking..牛肉正在煮（烤/煎）。 4.“be十in/on/under十名词”常含有被动 意义，可代替进行时的被动语态。 The castle is under attack (-is being attacked)at the moment. 目前，那座城堡正在受到攻击。 The highway is under repair/construction (=is being repaired/constructed). 这条公路正在修建/建设中。 The suggestion is under discussion (is being discussed)at the meeting. 这个建议正在会上讨论。 The computer is in use (=is being used) now.电脑现在正在使用中。 These high-tech products are on display (=are being displayed)these days. 最近这些高科技产品正在展出中。 要点5易混之处 因为被动语态的基本结构为be done,不少 学生误将现在进行时的被动语态结构“am/is/ are十being十done”写成一般现在时的被动语 态结构“am/is/are+done” 瞧，这条道路正在建设中。 (X)Look!The road is built. ()Look!The road is being built UNIT 2 WILDLIFE PROTECTION 晚宴正由克里斯蒂娜准备着。 (X)The dinner is prepared by Christina. (The dinner is being prepared by Christina. 要点6句型转换 现在进行时的被动语态与现在分词的被动 式being done均可表示此刻正在进行的被动动 作，因此它们之间可以相互转换。 Please tell me something about the meeting which is being held now.Please tell me something about the meeting being held UNIT now.(being held作定语) 请告诉我此刻正在举行的会议的有关情况。 I find the national flag is being raised. I find the national flag being raised. (being raised作宾语补足语) 我发现国旗正在升起。 知识拓展 非谓语动词的几种被动形式也表达了不同时 间的被动意义。 to be done不定式的被动形式，表示将 来和被动 to have been done不定式完成式的被 动形式，表示完成和被动 being done现在分词的被动形式，表示 进行和被动 having been done现在分词完成式的被 动形式，表示完成和被动 61