Unit 1 Food matters Words 3 Extended reading 词汇讲解 课件-2026-2027学年高中英语译林版（2020）选择性必修第一册

该高中英语课件聚焦译林版选必一Unit 1“Food matters”词汇（从loose到fall apart）、词形转换及短语应用，通过自我学习的基础词汇（如damp的构词规则及deepen等示例）搭建支架，过渡到引导探究的词汇拓展（如expand搭配、estimate被动语态），再到巩固练习的语境应用，形成从基础到应用的学习脉络。 其亮点是以词汇系统学习为核心，通过构词规则（如adj/n. + en → v.）、多维度例句（如delicate的不同释义例句）及分层练习（estimate的填空与翻译），培养学生语言能力（词汇理解与表达）、思维品质（分析与应用）和学习能力（规则总结）。学生能系统掌握词汇用法，教师可直接用于教学，提升效率。

WORDS 3 Unit 1 Food matters 1 Learning aims At the end of this period, students are expected to: get familiar with the words and phrases in Unit 1（ from loose to fall apart) master some words transformation apply the newly-acquired expressions to new situations Self-study: Basic words&phrases 1.______adj.潮湿的,湿气重的→__________v. →__________n. 2. ____________adj. 有雾的，雾茫茫的→__________n. 3. _______________adj.合适的vt.拨出(款项等)供专用,私占,擅用 →_______________adv. →<反>_______________ deep → deepen wide → widen fast → fasten less → lessen adj/n.+en → v. threat → threaten strength → strengthen loose → loosen tight → tighten weak → weaken worse → worsen fright → frighten in a fog:______________________ 困惑不解；如坠云里雾中 Which dress is more appropriate for the party? It is not appropriate to ask such personal question in an interview. damp dampen dampness foggy fog appropriate appropriately inappropriate 5 4.__________adj.数量多的，多样的→__________v. 增加,乘,繁殖 5. ________adj.朴素的,简单的;清楚的n.平原[C]→__________adv. 6. __________n.性质,特性[C];所有物,财产[U];不动产[U] multi-:___________用于构成形容词 multiple choice :________multimedia:________ multicultural :_______ 多...的 I will be plain with you and tell you the truth. It's quite plain that you haven't been paying attention. intellectual property :___________ property right :_____________ common property :___________________ 知识产权 产权；物权 共同财产；公共财产 multiple multiply 多项选择 多媒体的 多元文化的 plain plainly 对某人直言不讳 ……是很明显的 property 6 7.___________adj.精致的,精细的,微妙的;易损的,易碎的,脆弱的__→___________adv. →___________n. 8. ___________n.创造,创新;新思想,新方法→___________v. →___________ n.改革者,创新者→___________ adj. 9. __________vt. 促进,激发;刺激,使兴奋→_____________n. →_____________adj. Although the coral looks hard, it is very delicate. Tourists often disturb the delicate balance of nature on the island. The landlady always wore a dress with delicate lace. technological innovation:_______________ strategic innovation :_______________ academic innovation :_______________ 科技/技术创新； 战略创新 学术创新 stimulate one’s interest 激发某人的兴趣stimulate sb to do sth 激励某人做某事 delicate delicately delicacy 精致的 微妙的 易碎的 innovation innovate innovator innovative stimulate stimulation stimulative 7 10. __________n.(食品等的)包装材料,包装纸→_____________v. → dumpling wrapper _____________ 11.__________n.混合物;混合,结合→_________v. → _______adj. The city is a ________ of old and new buildings. The people here go to ______ schools and never ______ business and pleasure. wrapper wrap 饺子皮 mixture mix mixture mixed mixed mix 12.____________n. 边，边缘；刀口; (微弱的)优势 on the edge of... 在...的边缘；某事快要发生 the cutting edge 最前沿的位置 have an edge over/on... 略占优势；比…占优势 edge 8 Phrases: 1. out of this world ________________________________ 2. let sth loose ______________→ loose _____________________ →_____________v. →<反>_____________ →on the loose:________ 3. hit the spot ____________________ 4. fall apart ______________→_________adv. 成碎片;分开;相隔 好(或美等)得不得了，非凡，呱呱叫 释放；放任 adj.;未固定牢的;宽松的 loose soil:______________ a loose tooth:___________ 疏松的土壤 松动的牙齿 逍遥法外 使人满意，正合需要 hit the taste of:____________ hit the road :____________ hit the headlines:_______________ 适合...的口味 出发，上路 成为头条新闻 破碎,破裂;崩溃 tear apart :______________ fall apart :______________ take apart :______________ tell apart :______ apart from :_________________ =besides/in addition to 撕裂；撕开；撕破 破碎，破裂；崩溃 拆开 区分 除了…外(还), 此外 loosen tight apart 9 Guidance & Exploration: Over time，it has expanded to include multiple options of soups，vegetables，meats and sauces，appealing to people of different tastes. 11 vt.& vi. 增加，扩大；扩展；详谈，详述 (1)expand into... 扩大为…… expand on/upon 详谈 (2)expansion n.扩大；扩张；扩充 How can the pain be relieved by using that method? Could you expand __________ that point，please? After years of struggle，his company has expanded ______ a big one，with branches all over the country. We are _________________________________ ，particularly in Europe. 我们希望扩大我们的业务，特别是在欧洲。 on/upon into hoping to expand our business Nowadays，people eat salted duck all year round and it is estimated that tens of thousands of ducks are consumed every day in Nanjing！ 12 vt. 估计，估价 n. 估计；估计的成本 estimate vt [常用于被动语态]估计；估算；估价： ① estimate sth (at sth): They estimate the cost to repair at $800. ② be estimated to be / have: The tree is estimated to be at least 700 years old. ③ estimate / it is estimated + (that) 从句： The university estimates that living expenses for international students are around $8,450 a year. It is estimated that tens of thousands of ducks are consumed every day in Nanjing! estimate n [C] 估计；估算；估价： a conservative / rough estimate underestimate overestimate 估计...为... 估计是/估计有... 据估计... 一、在空白处填入一个适当的单词或括号内单词的正确形式。 1. The earthquake caused damage to property _________ (estimate) at $6 million. 2. At ________ rough estimate, Nigeria is three times the size of Great Britain. 二、根据所给汉语，完成句子。 1. To our disappointment, only about 1,000 finless porpoise（中国长江江豚） _______________________________（被估计仍然存活）at present. 2. ____________________（据估计） there are about 5000 — 7500 humpback whales worldwide. a are estimated to be still living It is estimated that estimate estimated 13 ...it is estimated that tens of thousands of ducks are consumed every day in Nanjing . 14 money-consuming 费钱的 a time-consuming task 一个费时间的任务 consumer n. [C]消费者，顾客，用户 consumption n. [U]消费；消耗量 ①Our high living standards cause our present population to consume 25 percent of the world's oil.____________ ②According to a survey，40 grams of meat per day is what people should consume in order to stay fit.____________ ③ He was consumed with guilt after the accident.________ ④The fact is that a huge brain is a huge drain (消耗)— ____________ of energy—on the body. Phone carriers and ____________ need to work together to find ways of determining and communicating what is real. 【词汇拓展】 消耗 吃 使充满强烈的情感（常用于被动） consumption consumers ❶Advanced technology is essential to the advance of society. 先进的技术对社会的进步是极为重要的。 ❷It's essential for high and new tech enterprises to strengthen competitive power. 增强竞争力对高新技术企业来说是极其重要的。 ❸It is essential that your diet (should) be varied and balanced. 你的饮食要多样化且均衡，这至关重要。 essential adj. 必不可少的；本质的，基本的 essentially adv. 本质上;根本上 essence n. 本质，精髓 It is essential for sb to do sth = It is essential (that) sb (should) do sth 某人做某事是绝对必要的 be essential for/to sth 对…极为重要 In Guangzhou, morning tea is such an essential part of the daily routine that “Have you had your tea？”has become the local version of “Good morning.” in essence 在本质上 ...and today Guangzhou’s restaurants stimulate customers’ appetite with over a thousand offerings... appetite n．食欲，胃口；强烈欲望；爱好，嗜好 have a good/poor/no appetite 胃口好/胃口不好/没有胃口 develope an appetite for... 对……提起胃口 ruin one's appetite 破坏某人的食欲 lose one's appetite 某人失去胃口 have an appetite for 喜欢，爱好 have no appetite for 对……没有兴趣 ①He has ____________ appetite for writing. ②All kinds of magazines and research papers are put out with the aim of satisfying readers' appetite ____________ specific knowledge. an for The emphasis is rather on conversation about business, family or pleasure... put/lay/place emphasis on sth. 强调重点在... 我们的英语课程非常重视会话技能。 Our English course ______________________ conversational skills. v. places great emphasis on emphasize/ emphasise(BrE) We cannot emphasize too much the importance of learning English. 我们再怎样强调学英文的重要性也不为过。 Summary Summary essential appetite expand emphasis estimated consume 18 Consolidation 19 1.An ___________(estimate) 1,600 ships pass through the strait every year. 2.When people speak English mixed with their own dialects，can you tell them ________? 3.The little boy mixed vinegar with sugar，and the _________(mix) tasted not so bad. 4.While shopping in the mall，I happened to spot him __________ (walk) with a girl shoulder to shoulder. 5.Little Tom went to the stadium in a hurry，only _________________ (inform) the game had been put off. estimated apart mixture walking to be informed Consolidation 20 1.My school ______________________________，which is three times as big as the previous one. 我的学校已经发展成一所大学校，是以前的三倍大。 2. ____________________ more than 20 million shared bikes will have been put into operation nationwide by 2025. 据估计，到2025年为止，全国将有2 000多万辆共享单车投入运营。 3.The news shocked the public，_____________________________________ ____________________________. 这个消息震惊了公众，引起了对学生在校安全的极大关注。 4.The craftsmen will show visitors ________________________________ _____________________，which is the most attractive. 最吸引人的地方是工匠们将现场向参观者展示如何将纸剪成各种形状。 has expanded into a big one It is estimated that leading to great concern about students’ safety at school how to cut paper into different shapes on the spot THE END. 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