Unit 4 Waves of Technology 二-2025-2026学年高中英语词汇变形及词缀精讲必修第二册（冀教版）

高中必修2冀教版 【寒假专版】 词汇变形及词缀精讲 寒假专版 【Unit4】Waves of Technology- 词汇变形及词缀精讲 全部单元单词 adapt/'daept/v.(使)适应：改addict/'aedrkt/n.对入迷的人otherwise/'A03waIz/adv.否则； 编 medium/'mi:diam/n.(复数不然 energy/'enad3i/n.能源：精力：media)媒介，手段 breakthrough /'breikeru:/n. 能量 percent /p3'snt/n.百分之… 大进展：突破 procedure/pr3'si:d3a()/n.程序；argument/'a:gjumant/n.争论；obviously/'pbviasli/adv.显然地 步骤 论据；理由 pyramid/pramid/n.金字塔 performance /p3'fmns/n.性recommend/,rek3'mend/v.推expand/k'spaend/v.扩大；增加 能：表现：表演 荐：建议 intelligence /in'telid3ans/n. photocopier/fautaukppia()/n.accident/'aeksidant/n.事故；意力：才智；智慧 复印机：影印机 外：偶然事件 relieve/r'liv/v.解除；减轻 browser/'brauza(t/n.浏览器 solution/s3'lu:/n.解决办法 confirm /kan'f3m/v.证实；证improve/m'pIu:v/v.改进；改 明 善 词汇变形及词缀精讲 1.adapt /a'dept/v.(使)适应：改编 名词形式：adaptation(适应；改编本) 构词解析：前缀ad-:表“朝向、加强”；词根apt:意为“恰当的、适应的”；后缀-ation:构成名 词，表“行为或结果”。 同类词：adopt(采用；收养)←-ad-+opt(选择) 例句：It took her a long time to adapt to the new school life, 真题链接（冀教版高中必修2同步练习）：The film is an(adapt)of a famous novel.(答案： adaptation) 2.energy/'enad3in.能源；精力；能量 形容词形式：energetic(精力充沛的) 构词解析：前缀en-:表“使具有”；词根erg:意为“能量、工作”；后缀-y:构成名词；-tic:构 成形容词，表“与…相关的”。 例句：Young people usually have more energy than the elderly. 高中必修2冀教版 【寒假专版】 词汇变形及词缀精讲 真题链接（冀教版高中必修2同步练习)：She is always (energy)and active in class..(答案： energetic) 3.performance/pa'fo:mans/n.性能：表现；表演 动词形式：perform(执行：表演) 构词解析：前缀per:表“完全、彻底”；词根fom:意为“形式、形状”；后缀-ance:构成名词， 表“行为或状态”。 同类词：inform(通知)←-in-(进入)+fom、reform(改革)←-re-（重新)+fom The singer's performance received warm applause from the audience. 真题链接（冀教版高中必修2同步练习）：He(performance)well in the English speech contest and won first prize.(答案：performed) 4.confirm/kan'f3m/v.证实；证明 名词形式：confirmation(证实；确认) 构词解析：前缀con-:表“共同、加强”；词根fim:意为“坚固的、确定的”；后缀-ation:构成名 词，表“行为或结果”。 同类词：fim(adj.坚定的)、afim(断言)←-af.(加强)+fim 例句：The manager called to confirm the time of the meeting 真题链接（冀教版高中必修2同步练习）：We need your (confirm)in writing before we can proceed..(答案：confirmation) 5.nedium/'mi:diam/n.(复数media)媒介，手段 复数形式：media(媒体；媒介)：形容词形式：mediate(中间的；调解的) 构词解析：前缀medi-:意为“中间”：后缀-um:构成名词（中性词尾）：-a:构成复数（拉丁语复 数形式)：-ate:构成形容词或动词。 同类词：mediate(v.调解)、immediate(立即的)←-im-(否定)+medi-+-ate 例句：TV and radio are important media for spreading news. 真题链接（冀教版高中必修2同步练习）：Social (medium)have a great influence on teenagers lives.(答案：nedia) 6.percent/pa'sent/n.百分之… 形容词/副词形式：percentage(百分比，名词) 构词解析：前缀per-:表“每”；cent:意为“百”（源自拉丁语centum):-age:构成名词，表“抽 象概念或数量”。 固定搭配：数字+percent(无复数)：a percentage of(部分) 例句：About60 percent of students in our class like playing basketball. 真题链接（冀教版高中必修2同步练习）：What_(percent)of the population in this city are college graduates'?(答案：percentage) 7.recommend/,rek'mend/v.推荐；建议 名词形式：recommendation（推荐；建议) 构词解析：前缀re-:表“再次”；com-:表“共同”；词根mend:意为“委托、命令”（源自拉丁语 高中必修2冀教版 【寒假专版】 词汇变形及词缀精讲 mandare):后缀-ation:构成名词。 同类词：command(命令)←-com-+mand、demand(要求)←-de-(加强)+mand 例句：The teacher recommended several good books to us. 真题链接（冀教版高中必修2同步练习）：Can you give me a (recommend)for a goodrestaurant? (答案：recommendation) 8.solution/salu:n/n.解决办法 动词形式：solve(解决) 构词解析：前缀sol-:意为“松开、溶解”（源自拉丁语solvere):后缀-tion:构成名词，表“行为 或结果”；ve:构成动词。 同类词：resolve(决心)←-re(加强)+solve、dissolve(溶解)←-dis(分开)+solve 例句：We need to find a solution to the environmental problem. 真题链接（冀教版高中必修2同步练习）：He tried his best to_(solution)the math problem.(答 案：solve) 9.improve/m'pu:v/v.改进；改善 名词形式：improvement(改进；改善) 构词解析：前缀im-:表“使…更”；词根prove::意为“好、有益”（源自拉丁语probus):后缀 ment:构成名词，表“行为或结果”。 同类词：approve(赞成)←-ap-(加强)+prove、disprove(反驳)←-dis(否定)+prove 例句：Regular exercise can improve your health. 真题链接（冀教版高中必修2同步练习）：There has been a great_( (improve)in her English since she started studying abroad.(答案：improvement) 10.breakthrough/'breike0u:/n.重大进展；突破 动词短语：break through（突破：穿过) 构词解析：由“break(打破)+through（穿过)”构成复合名词，字面意为“打破障碍穿过”，引申 为“突破”。 同类复合词：breakdown(故障)、breakup(分手) 例句：Scientists have made a major breakthrough in cancer research, 真题链接（冀教版高中必修2同步练习）：The team finally__(breakthrough)the enemy's defense. (答案：broke through) 11.expand/k'spaend/v.扩大；增加 名词形式：expansion(扩大：扩张) 构词解析：前缀ex-:表“向外”；词根pand:意为“伸展”（源自拉丁语pandere):后缀-sion:构 成名词，表“行为或结果”。 同类词：extend(延伸)、expand(扩张)、spread(传播) 例句：The company plans to expand its business into foreign markets. 真题链接（冀教版高中必修2同步练习）：The_(expand))ofthe city has led to more trafficproblems,. (答案：expansion) 3 高中必修2冀教版 【寒假专版】 词汇变形及词缀精讲 l2.intelligence/m'telrd3ans/n.智力：才智：智慧 形容词形式：intelligent(聪明的；有才智的) 构词解析：前缀intel-:表“在…之间”（相当于inter-);词根lig:意为“选择、收集”（源自拉 丁语legere);后缀-ence:构成名词；-ent:构成形容词。 同类词：intelligent(聪明的)、intellect(智力) 例句：Artificial intelligence is changing the world in many ways. 真题链接（冀教版高中必修2同步练习）：She is an__(intelligence)girl who learns things quickly. (答案：intelligent) 13.relieve /rI'li:v/v.解除；减轻 名词形式：relief(解除；宽慰) 构词解析：前缀re:表“加强”；词根l1iev:意为“轻的”（源自拉丁语levis):后缀-ef:构成动词： -ief:构成名词。 固定搭配：relieve sb.of sth.(减轻某人负担)：to one'srelief(令某人宽慰的是) 例句：Taking medicine can relieve your pain 真题链接（冀教版高中必修2同步练习）：Toy (relieve),the exam was easier than I expected. (答案：relief) l4.argument/'a:gjumant//n.争论；论据；理由 动词形式：argue(争论；主张) 构词解析：前缀ar-:表“加强”（相当于ad-):词根gue:意为“说”（源自拉丁语arguere):后缀 -ment:构成名词，表“行为或结果”。 综合训练 一、 根据句意及汉语提示完成单词 1.The movie is an (改编本)of a popular novel. 2.We need written (确认)before we can start the project. 3.Scientists have made a major()in medical research. 4.Her (and enthusiasm made her popular among classmates. 5.The (解决办法)to this problem requires teamwork. 二、用所给单词的适当形式填空 1.The company plans to(expansion)its business to Asia next year. 2.She received a job offer after the manager read her (recommend). 4 高中必修2冀教版 【寒假专版】 词汇变形及词缀精讲 3.The team (performance)well in the competition and won second place. 4.Regular exercise can lead to (improve)in physical health. 5.Social (medium)play an important role in modern communication. 三、完成句子（每空一词） 1.他花了很长时间才适应新的工作环境。 He took a long time to the new work environment. 2.科学家们在癌症研究中取得了重大突破。 Scientists have made a major cancer research 3.为了提高英语水平，她每天练习口语 To her English,she practices speaking every day. 4.我们需要你的书面确认才能继续。 We need your written _to proceed. 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。 Reading can (improve)our knowledge and vocabulary.Last week,my teacher (recom- mend)a novel about environmental protection.The story describes how a group of scientists find a (solve)to pollution.Their hard work leads to a major(breakthrough)in clean energy. The novel is an (adapt)of a true story.After reading it,I felt a strong desire to protect the environment.I also learned that teamwork and (intelligent)are key to overcoming challenges. (exact),good books can open our minds and change our attitudes. 参考答案 I.根据句意及汉语提示完成单词 6.adaptation 7.confirmation 8.breakthrough 9.energy 10.solution L.用所给单词的适当形式填空 6.expand 7.recommendation 8.performed 9.improvement 10.media II.完成句子 5.adapt to 6.breakthrough in 7.improve 8.confirmation 5 高中必修2冀教版 【寒假专版】 词汇变形及词缀精讲 V语篇填空 improve recommended solution breakthrough adaptation intelligence Exactly 6