Unit 4 Technology 二-2025-2026学年高中英语词汇变形及词缀精讲选择性必修第四册（沪教版）

高中沪教版 【选择性必修第四册】 词汇变形及词缀精讲 Technology 【Unit4】Technology二 词汇变形及词缀精讲 全部单元单词 bubble /'bAbl/n.泡；气泡 cast,broadcast)播送（电视或无generator/'d3 enereita(r)/n.发 infer/m'f3:r)/v.推断：推理 线电节目)：n.广播节目：电视电机 fuel/'fju:al/n.燃料 节目 telescope/telrskaup/n.望远镜 domain/ds'mem/n.(知识、话concrete/'kpnkri:t/adj.确实的；precede /pri'si:d/v.在…之前 动的)领域，范围，范畴 具体的 发生（或出现）：先于 hydrogen/'hadrad3n/n.氢气hatch /haetf/v.策划；筹划；（幼drug/dag/n.药；药物 mode /meud/n.方式；风格 鸟、鱼、昆虫等)孵出：出壳 broadcast /'bro:dka:st/v.(broad-acid /'aesid/n. 词汇变形及词缀精讲 1.infer /n'f3:r)/v.推断：推理 名词形式：inference(推论：推断结果) 构词解析：前缀im-:表“向内、进入”；词根fer:表“带来、运载”（如prefer,.transfer)。 例句：From his words,we can infer that he is not satisfied with the result. 真题链接（沪教版高中选择性必修第四册同步练习）：What can we_from the passage about the author's attitude?(答案：infer) 2.fuel/'fju:al/n.燃料：V.给…提供燃料 名词复数：fuels;动词过去式/过去分词：fuelled/fueled 构词解析：无明显前后缀，属于基础词汇，可通过派生词拓展：fuel-efficient(节油的，形容词)。 例句：Coal and oil are important fuels for industry. 真题链接（沪教版高中选择性必修第四册教材例句）：The car runs on diesel fuel and can travel 100 kilometers per liter. 3.domain/ds'me/n.(知识、活动的)领域，范围，范畴 构词解析：前缀do-(同dis-):表“分开、领域”；词根main:表“力量、控制”（如maintain)。 同类词：kingdom(王国)、freedom(自由) 例句：This problem belongs to the domain of physics rather than chemistry. 1 高中沪教版 【选择性必修第四册】词汇变形及词缀精讲 真题链接（沪教版高中选择性必修第四册同步练习）：She has made great achievements in theof artificial intelligence..(答案：domain) 4.hydrogen/haidrad3an/n.氢气 构词解析：前缀hydro--:表“水、氢”（如hydrolysis水解）：后缀-gen:表“产生、生成”（如oxygen 氧气)。 例句：Hydrogen is a clean fuel that produces only water when burned. 真题链接（沪教版高中选择性必修第四册教材例句）：The sun's energy comes from the fusion of hydrogen atoms. 5.broadcast/br3:dka:st/v.播送；n.广播节目 动词过去式/过去分词：broadcast(不规则变化)：名词复数：broadcasts 构词解析：前缀broad-:表“广泛的”；词根cast:表“投掷、发射”（如cast,forecast)。 例句：The news was broadcast live across the country. 真题链接（沪教版高中选择性必修第四册同步练习）：The concert will be__on radio tomorrow evening.（答案：broadcast) 6.concrete/'kpnkri:t/adj.确实的；具体的；n.混凝土 副词形式：concretely 构词解析：前缀con-:表“共同、一起”；词根cret:表“生长、产生”（如create):后缀-e:构成 形容词/名词。 例句：We need concrete evidence to support this theory. 真题链接（沪教版高中选择性必修第四册同步练习）：Could you give a more example to explain your idea?(答案：concrete) 7.generator/'d3 enareita(r)/n.发电机 动词形式：generate(产生；发电) 构词解析：前缀gener--:表“产生、出生”（如general,.generation):后缀-ator:表“做…的人/物”（如 elevator电梯). 例句：The generator provides electricity for the entire village. 真题链接（沪教版高中选择性必修第四册教材例句)：Wind turbines are used to drive generators and produce clean energy. 8.telescope/'telrskaup/n.望远镜 构词解析：前缀tele-:表“远”（如telephone,television);词根scope:表“观察、看”（如microscope 显微镜)。 例句：Galileo was one of the first to use a telescope to study the stars.. 真题链接（沪教版高中选择性必修第四册同步练习）：With the help of a,we can see distant planets clearly..(答案：telescope) 9.precede /prI'si:dv.在…之前发生；先于 名词形式：precedent(先例：前例)：形容词形式：preceding(先前的) 高中沪教版 【选择性必修第四册】 词汇变形及词缀精讲 构词解析：前缀pre-:表“在…之前”（如predict,,prepare):词根ced:表“走”（如proceed,.recede)。 例句：A short speech preceded the award ceremony. 真题链接（沪教版高中选择性必修第四册同步练习）：The discussion the decision-making process by two weeks..(答案：preceded) 10.drug/dgn.药；药物 动词形式：dug(下药：使服麻醉药) 构词解析：无明显前后缀，可通过派生词拓展：druggist(药剂师)、drugstore(药店)。 例句：This drug is used to treat high blood pressure.. 真题链接（沪教版高中选择性必修第四册同步练习）：The doctor prescribed a new to help her sleep better.(答案：dug) 综合训练 一、 根据句意及汉语提示完成单词 6.The new energy car runs on (氢气)，which is environmentally friendly. 7.We need to find a_(具体的)solution to solve this problem effectively. 8.The scientist made great contributions in the (领域)of space exploration, 9.The (发电机)stopped working,so the whole village was in darkness. 10.With a__(望远镜)，we can observe stars that are millions of light-.years away. 二、用所给单词的适当形式填空 6.From his facial expression,we can make a reasonable (infer)about his mood. 7.The company plans to(broadcast)the product launch live on multiple platforms. 8.Wind turbines are used to drive generators and (generation)electricity 9.A series of experiments(precede)the final invention of the new drug. 10.This new type of car is more (fuel)efficient than traditional ones. 三、完成句子（每空一词） 4.我们可以从他的话中推断出他对这个计划并不满意。 We can from his words that he is not satisfied with the plan. 3 高中沪教版 【选择性必修第四册】 词汇变形及词缀精讲 5.音乐会将于明天晚上通过电台播出。 The concert will be on the radio tomorrow evening. 6.氢燃烧时只产生水，因此被视为清洁能源。 produces only water when burned,so it is considered a clean fuel. 7.这个问题属于物理学领域，而非化学领域。 This problem belongs to the _of physics rather than chemistry. 四、语篇填空 阅读下面短文，在空白处填入一个适当的单词或用括号内单词的正确形式填空，使短文通顺、连 贯。 Scientists have long explored clean energy sources.Hydrogen,a gas that can be produced from water,is now seen as a promising fuel.When burmned,it releases no harmful gases-only water.To use hydrogen in cars,special engines and(fuel)storage systems are needed. In the _(science)domain of energy research,engineers are developing better ways to store and transport hydrogen.Some projects even use wind or solar power to(generation)hydrogen, making the process truly green. A recent experiment (precede)the launch of a new hydrogen car model.During tests,the car traveled 500 kilometers on a single tank of hydrogen,showing great potential.Experts (infer) that hydrogen cars could replace traditional ones within the next decade if costs are reduced. 参考答案 I根据句意及汉语提示完成单词 6.hydrogen 7.concrete 8.domain 9.generator 10.telescope Ⅱ.用所给单词的适当形式填空 6.inference 7.broadcast 8.generate 9.preceded 10.fuel L.完成句子 4.infer 5.broadcast 6.Hydrogen 7.domain V.语篇填空 1.fuel 2.scientific 3.generate 4.preceded 5.infer 4