UNIT 5 Section Ⅳ Learning About Language Using Language新知学习一课过(课件PPT)-【新课程学案】2024-2025学年高中英语选择性必修第一册（人教版2019）

Section Ⅳ Learning About Language Using Language 新知学习一课过 NO 1 积词汇/由记准到用活 NO 2 通句式/由规则到熟用 NO 3 课时跟踪检测 目 录 新学词汇·归类记清 一、阅读单词——知其义 1．an urban farm　　　　　 一个_______农场 2．wartime bombs 战时_______ 3．a railway tunnel 一条铁路______ 4．wheat farmers _______种植户 No.1 积词汇/由记准到用活 城市 炸弹 隧道 小麦 5．a wine with a fruit flavour 有水果______的葡萄酒 6．chemical fertilisers __________ 7．alleviate world hunger _______世界饥荒 8．organic farming ______农业 9．at the local grocery 在当地的________ 味道 化学肥料 减轻 有机 杂货店 二、重点单词——写其形 1．receive ___________support 得到普遍支持 2．______the information 领会信息 3．an _________part 必不可少的一部分 4．a glass of ________water 一杯矿泉水 widespread digest essential mineral 5．___________energy 替代能源 6．in most __________ 在多数情况下 7．the ______of the problem 问题的根源 8．all _______of city life 城市生活的各个方面 9．live in _________ 生活于贫困之中 alternative instances root aspects poverty 三、活用单词——悉其变 extension extend nutritional nutrition entirely entire depth deep 四、拓展构词——明其规 1．extension：以“-sion”结尾的名词 [依“规”串记] ①conclusion　　　　　　结论；结束 ②confusion 混乱 ③expression 词语；表达方式 ④revision 修正；复习　　 2．depth：以“-th”结尾的名词 [依“规”串记] ①length　 长度　　　　 ②strength　力量 ③warmth 温暖 ④width 宽度　 五、高级词块——通其用 1．__________　　　　　 利用 2．_________ 适应 3．________ 在使用；被使用 4．________ 相应地；转而；轮流；依次 5．_______________ 对……造成损害 make use of adapt to in use in turn cause damage to 6．__________ 富含……；……含量高 7．__________ 转向 8．__________ 关注；聚焦 9．__________ 例如；比如 10．___________________　 阻止……做…… be rich in switch to focus on for instance keep ...from doing ... 重点词汇·深化学习 1. This affects the crops grown on the land and, in turn, the animals and humans who digest them. 这会影响土里种植的作物，继而影响消化这些作物的人畜。 ★in turn相应地；转而；依次；轮流 [用法感知] ①(主旨升华句) In the past it was our parents and teachers that helped us in many aspects and in turn, we should give a helping hand to them from now on. 过去是我们的父母和老师在很多方面帮助了我们，反过来，我们应该从现在开始帮助他们。 ②The audience reacted warmly and excitedly as each of the students spoke in turn. 当每个学生轮流发言时，听众反应热烈而兴奋。 [归纳点拨] in one's turn　　　　　　轮到某人 by turns 轮流地；交替地 take turns (to do sth.) 轮流(做某事) It's one's turn to do sth. 轮到某人做某事 [应用融会]　(单句语法填空/句型转换) ③Now that we have finished the design, it is _____their turn to construct the bridge. ④It's my turn __________(drive) the kids to school this week. ⑤Bernard and John sold popcorn in the market by turns. →Bernard and John____________________________________. (用take turns改写) in to drive took turns to sell popcorn in the market [名师点津]　(1)in turn表示“轮流；转而”，而in return (for)则表示“作为(对……)报答；回报”。 (2)by turns和take turns中的turn用复数形式。 2．They may look beautiful on the outside, but inside there is usually more water than essential minerals, and they often have less flavour as well. 此类作物外表靓丽，而内里却经常是水分多于必需矿物质，并且往往口感较差。 ★essential adj.完全必要的；极其重要的 [用法感知] ①For another, fashion is an essential part of our life, which doesn't conflict with our studies. 另一方面，时尚是我们生活的重要组成部分，与我们的学习并不冲突。 ②(“传统文化”类写作佳句)In reality, learning about the history of the Tang Dynasty is essential to/for your learning Tang poems. 实际上，了解唐朝的历史对你学习唐诗很重要。 [归纳点拨] be essential to/for　　　　　 对……很重要 It is essential that ...(should) do ... 做……是完全必要的 It is essential for sb to do ... 对某人来说做……是完全必要的 [应用融会]　(一句多译) (2022·全国甲卷书面表达)各个国家完全有必要彼此合作制订可行的有关海洋保护的计划。 ③It is essential __________________________________________to work out practical plans regarding ocean protection. that countries (should) team up with one another ④It is essential ______________________________________to work out practical plans regarding ocean protection. for countries to team up with one another 3. As an alternative, some farmers have switched to organic farming, and many customers have turned to organic food when they shop at the local grocery. 作为一种替代方法，有些农民已经转向有机耕作，而且许多消费者在当地食杂店购物时，也转而选择有机食品。 ★alternative n．可供选择的事物adj.可供替代的；非传统的 [用法感知] ①(“环境保护”类写作佳句) To protect the environment, public transportation and walking can be an alternative to private cars. 为了保护环境，公共交通和步行可以成为私家车的替代品。 ②(主旨升华句) We have no alternative but to face failure bravely and learn from it. 我们别无选择只能勇敢地直面失败并从中吸取教训。 [归纳点拨] (1)have no alternative/choice but to do sth. ＝can do nothing but do sth. 别无选择只能做某事 an alternative to ... ……的替代物(to是介词) there's no alternative ... ……别无选择 (2)alternatively adv. 不；或者 [应用融会]　(单句语法填空/完成句子) ③It was so serious a matter that I had no alternative but _______(call) the police. ④The Internet also provides us with a cheap alternative to _______________(communicate) with others. to call communicating ⑤(2022·新高考Ⅰ卷写作)Afraid that other kids would laugh at him, David ___________________________________the cross-country run, with tears clouding his eyes. 担心其他孩子会嘲笑他，大卫别无选择只好放弃越野赛，眼里闪烁着泪花。 had no alternative but to quit/give up No.2 通句式/由规则到熟用 1. As for chemical fertilisers, crops grown with them usually grow too fast to be rich in nutrition. 至于化学肥料，用其施肥的作物通常生长过快而营养不足。 too ...to ...意为“太……而不能……”，表示否定含义。此结构在以下情况中也可表示肯定意义： (1)too 后跟 anxious, eager, glad, happy, pleased, ready, willing等表示心情、心理活动状态或心理倾向的形容词时； (2)too 前有 but, only, all等词对其进行修饰时； (3)否定词 not, never等用在too前时。 “两层级”学通用活句式 (1)通过“句法训练”弄明句式结构 　(单句语法填空/同义句转换) ①From my point of view, Jane was too young _____________(proceed) with the next job. ②It is generally believed that you can't be _______careful when crossing the street. to proceed too ③She was so excited that she couldn't utter a word when she heard the news. →She was _________________________when she heard the news.(用too ...to ...改写) too excited to utter a word (2)通过“句式仿写”做到熟练运用 ④(2022·新高考Ⅰ卷写作) 大卫太伤心而不能控制他的情感，他止不住地哭起来。意识到发生了什么，我非常乐意帮助他，于是向他走去。 David was ______________________________and he wept uncontrollably.Realizing what happened, I was ______________________________，so I walked towards him. too sad to control his emotions too willing/ready to help him 2．For example, pesticides can damage the land by killing not only harmful bacteria and insects, but also helpful ones. 本句使用了递进用语“not only ...but (also) ...”，表示“不但……而且……”。在写作中注意巧妙而准确地利用它，以使句子整齐对称，从而为自己的作文增加亮点。 [应用融会]　(完成句子) ①You _____________________________________________________ _______________,but also frankly shared your learning experience with me. 你不仅致力于提高我的英语口语和英语写作水平，还坦率地与我分享了你的学习经验。 not only devoted yourself to improving my oral English and English writing ②______________________________, but I will also gain some social experience through the job.(倒装结构) 通过做这份工作，我不仅可以赚许多钱，而且还能获得一些社会经验。 Not only will I earn much money No.3 课时跟踪检测 [语言基础训练] Ⅰ.单词拼写 1．The _________(隧道) project has already fallen behind schedule. 2．Some of the diseases of middle age may be prevented by improving __________(营养)． 3．There doesn't seem to be an _____________(可供替代的) solution. tunnel nutrition alternative 4．There is __________(广泛的) support for the new proposals. 5．Most authorities agree that play is an __________(极其重要的) part of a child's development. 6．As we all know, plants in desert usually have long _____(根)． widespread essential roots 7．Technological change is everywhere and affects every __________(方面) of life. 8．Our country is rich in _________(矿物) resources. 9．At first glance, _________(有机的) farming looks much more expensive for the farmer. 10．_________ (贫穷) is less of a problem now than it used to be. aspect mineral organic Poverty Ⅱ.单句语法填空 1．They are not ________(entire) happy with his criticism. 2．He arrived at the station, only _________(find) that the train had gone. 3．We felt at home with her and were impressed with the ________(deep) of her knowledge. entirely to find depth 4．We had no other alternative but ________(fight) for freedom. 5．More highways have been built, _________(make) it more convenient for people to travel around China. 6．It is estimated that the new version of this dictionary will be ______use next month. to fight making in 7．The change of the climate makes the Earth warmer.______ turn, the warmth of the Earth changes the climate, too. 8．Don't worry.In most ___________(instance)，the pain will soon go away. In instances Ⅲ.完成句子 1．大自然为我们的祖国提供了丰富的自然宝藏，使之成为我们幸福的家园。(现在分词短语作结果状语) Nature has provided our country with wealthy natural treasures,______________________________. making it a happy home for us 2．正如你知道的，打乒乓球不仅能增强你的体质，而且能塑造你的性格。(not only ...but also ...倒装句) As you know，_____________________________________________, but it can also shape your character. not only can playing ping-pong build up your body 3．他拒绝了我，这让我不知所措。(make＋宾语＋宾语补足语) He turned me down,_______________________. 4．我别无选择，只能请几天假。(alternative) I ______________________________a few days' leave. 5．这个女孩太腼腆，不敢向任何人求助。(too ...to) The girl is ______________anyone for help. which made me at a loss had no alternative but to ask for too shy to ask [语篇综合训练] Ⅰ.完形填空 Caring 17-year-old, Lauren Schroeder, was inspired to help bring healthy food to needy families in her community.When she was just 14, she volunteered at a local 1 to help fill boxes for people in need with canned and packaged food.She felt something was missing：fresh vegetables.“I thought it would be great to 2 that，” Lauren told the Washington Post about her motivation to grow and 3 homegrown produce. This 4 teen then told her parents of her desire to start a garden on their family farm.Initially, while proud of her daughter's 5 ， Lauren's mother, Katie, admitted to some 6 ， wondering how much work this would mean. Coming from a farming family, Lauren had some 7 with agriculture, but she had never tried growing 8 at scale (规模)．She 9 plants online, checking the instructions on how to take care of each crop.She then secured a 10 from the National FFA Organization, which supports 11 education, to cover seeds (种子) and gardening supplies. And importantly, Lauren didn't 12 from hard work.During Iowa's hot and dry summers, she had to 13 her crops for around three hours daily.She also 14 checked for harmful insects, and bent down to pick her green bean crop, the most challenging vegetable to harvest in her opinion. With assistance from her family, Lauren has donated more than 7,000 pounds of homegrown produce in the past two years.She has also won the 15 of her community. 语篇解读：本文是一篇记叙文。文章主要讲述了一个17岁的女孩Lauren Schroeder受到启发，决定帮助她所在社区的需要帮助的家庭获得健康食品的故事。 1．A.factory B．school C．shelter D．shop 解析：根据上文的“she volunteered”以及空后的“help fill boxes for people in need with canned and packaged food”可推测，Lauren是在当地收容所做志愿者。 √ 2．A.examine B．tolerate C．discover D．change 解析：根据上文“She felt something was missing: fresh vegetables.”可知，Lauren觉得食品中缺少新鲜蔬菜。再根据段首句“Caring 17-year-old, Lauren Schroeder, was inspired to help bring healthy food to needy families in her community.”可知，她想改变这一状况。 √ 3．A.donate B．promote C．purchase D．process 解析：根据最后一段“With assistance from her family, Lauren has donated more than 7,000 pounds of homegrown produce in the past two years.”可知，Lauren种植蔬菜的目的是捐赠给当地有需要的人家。 √ 4．A.honey-mouthed B．kind-hearted C．good-mannered D．open-minded 解析：根据上文“Caring 17-year-old, Lauren Schroeder, was inspired to help bring healthy food to needy families in her community.”以及“Lauren told the Washington Post about her motivation to grow and homegrown produce.”可知，Lauren是个热心肠的、善良的女孩。 √ 5．A.reputation B．hobby C．vision D．agenda 解析：根据上文“This teen then told her parents of her desire to start a garden on their family farm.”可知，Lauren将自己的想法告知了父母，由此可知，她的妈妈是为自己女儿的想法感到骄傲。 √ 6．A.mistakes B．truths C．regrets D．concerns 解析：根据空后的“wondering how much work this would mean”可知，Katie对女儿的想法也感到担心，因为她不知道这意味着要做多少工作。 √ 7．A.familiarity B．difficulty C．doubt D．patience 解析：根据空前的“Coming from a farming family”可知，Lauren来自农民家庭，由此可知，她对农业还是有点熟悉的。 √ 8．A.fruits B．vegetables C．grains D．trees 解析：根据上文“fresh vegetables”可知，Lauren并未大规模种植过蔬菜。 √ 9．A.mentioned B．shared C．ranked D．researched 解析：根据空后的“plants online, checking the instructions on how to take care of each crop”可推测，她是在网上研究如何种植农作物。 √ 10．A.title B．place C．fund D．plan 解析：根据下文的“to cover seeds (种子) and gardening supplies”可知，她从该组织获得资金，用来购买种子和园艺用品。 √ 11．A.agricultural B．cultural C．environmental D．special 解析：根据上文的“the National FFA Organization”以及空后的“to cover seeds (种子) and gardening supplies”可判断，该组织支持农业教育。 √ 12．A.fall off B．set apart C．shy away D．go back 解析：根据下文内容“During Iowa's hot and dry summers ...to harvest in her opinion.”可知，Lauren凡事都亲力亲为，由此可知，她从未回避艰苦的工作。 √ 13．A.gather B．water C．observe D．plant 解析：根据空前的“During Iowa's hot and dry summers”以及常识可知，在炎热干燥的夏季，她需要给庄稼浇水。 √ 14．A.frequently B．impatiently C．occasionally D．leisurely 解析：根据空后的“checked for harmful insects”可知，她需要频繁地检查有害昆虫。 √ 15．A.interest B．admiration C．welfare D．competition 解析：根据空前的“With assistance from her family, Lauren has donated more than 7,000 pounds of homegrown produce in the past two years.”以及全文内容可知，她的善举应该是赢得了社区人们的钦佩。 √ Ⅱ.语法填空 According to agricultural experts, 1 is important to feed the increasing population of our planet is crop diversity.They say having a large variety of plants also 2 (help) to protect against possible crop diseases and future crises.But many experts say the number has decreased sharply during the past century. One of the world's 3 (large) seed conservation projects has predicted further losses.The Millennium Seed Bank Partnership is warning that up to one hundred thousand plant species could 4 (permanent) disappear.The rich collection of genes 5 decide their qualities would disappear with them. Many experts blame climate change, loss of habitat and normal growth area for damaging plant life.They say human 6 (activity) and poorly planned, overly heavy use of land also are responsible.Modern business farming is responsible 7 loss of farmers' traditional crop varieties.The “Green Revolution” of the twentieth century changed agriculture.Some experts say the use of modern commercial farming methods saved millions of people from 8 (starve)． Farmers planted, watered, and fertilised their crops with the help of machines.They treated their fields with chemicals 9 (control) diseases and insects.Harvests grew larger and higher quality, but 10 result was that some traditional crops were lost.Damage to the environment over the past century makes people believe that crop diversity also suffered. 语篇解读：本文是一篇说明文。文章介绍了农作物多样性面临的严峻问题。 1．what　考查主语从句。根据语境可知，此处指农作物多样性对满足日益增长的人口数量十分重要。引导主语从句，且在从句中作主语，指事情。故填what。 2．helps　考查动词的时态和主谓一致。根据语境可知，拥有多种多样的植物也有助于防止可能发生的农作物病害和未来的危机。此处陈述的是客观事实，应用一般现在时。“having a large variety ...future crises”是宾语从句，动名词短语作主语时，谓语动词应用单数形式。故填helps。 3．largest　考查形容词的最高级。“one of＋形容词的最高级＋复数名词”是固定用法，意为“最……的……之一”。故填largest。 4．permanently　考查副词。此处应用副词修饰动词disappear。故填permanently。 5．that/which　考查定语从句。分析句子结构可知，空格处引导定语从句，先行词是“collection of genes”，指物，关系词在从句中作主语，应用that或which引导该从句。故填that/which。 6．activities　考查名词的复数。此处指人类活动，activity意为“活动”时是可数名词，此处应用其复数形式。故填activities。 7．for　考查介词。be responsible for是固定搭配，意为“对……负责”。故填for。 8．starvation　考查名词。save sb.from＋名词是固定用法，意为“把某人从……中拯救出来”。故填starvation。 9．to control　考查非谓语动词。此处应用动词不定式表示目的。故填to control。 10．another　考查形容词。根据语境可知，使用化学品的一个结果是农作物长得更大，质量更高，但另一个结果是失去了一些传统的农作物。another是形容词，修饰空格后的名词result，意为“另一个”，符合语境。故填another。 本课结束 $$