Unit 4 Everyday economics 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（外研版）

高中选择性必修第四册外研版 【寒假专版】 外研版词汇变形及词缀精讲 寒假专版 【Unit4】Everyday economics二 词汇变形及词缀精讲 全部单元单词 discriminate/d'skrimmeit/v.不freshman/'frefman/n.(高中或go into debt陷入债务之中，负 公正地区别对待，歧视 大学的)一年级学生 债（常用短语） equator'kweita(r)/n.赤道（地make ends meet使收支仅能相financial/fa'naen f1/adj.财政的， 球的纬线，将地球划分为南北抵（常用短语，描述经济拮据的金融的：财务的 半球) 状态) accumulate /a'kju:mjaleit/v. estate'stet/n.庄园 afloat/A'flat/adj.经济上周转累，积聚 superior/u:'praria(r)/adj.质量得开的：不欠债的 automatically /o:ta'maetikli/adv. 上乘的，优质的 interfere/,Inta'fia(r)/v.介入；干自动地 mild /marld/adj.不浓烈的，淡涉 toddler/'tpdla(r)/n.学步的儿 的 interfere with妨碍，阻止（常童，刚学走路的小孩 calorie/'kaelari/n.卡（路里）（衡用短语） sorrow/'sDra/n.令人悲伤的 量热量的单位) rational/'raefnal/adj.(想法、决事，不幸 subjective/sab'd3ektiv//adj.主定等)合理的，基于理性的 观的 exceed/ik'si:dv.超过，超出 词汇变形及词缀精讲 1.discriminate/dr'skrimmnert/v.不公正地区别对待，歧视 词汇变形 名词形式：discrimination(歧视) 形容词形式：discriminatory(歧视性的) 构词解析 前缀dis-:表”否定、相反”；词根crimin-:意为”判断'；后缀-ate:构成动词：-ation:构成名词： -oy:构成形容词。 It is illegal to discriminate against people based on their race or gender. 真题链接（外研版高中选择性必修第四册同步练习）：Racial」 (discriminate)still exists in some parts of the world..(答案：discrimination) 2.superior/su:'pIari3()/adj.质量上乘的，优质的 词汇变形 高中选择性必修第四册外研版 【寒假专版】 外研版词汇变形及词缀精讲 名词形式：superiority(优越性) 反义词：inferior(较差的，inferiority自卑感) 构词解析 前缀supr-:表”超过、在…之上”；后缀-ior:构成形容词，表”较…的”。 例句：This brand of coffee is superior to others in taste and aroma. 真题链接（外研版高中选择性必修第四册单元检测)：Their team showed (superior)in skill and strategy during the game..(答案：superiority) 3.subjective/sab'd3ektv/adj.主观的 词汇变形 名词形式：subjectivity(主观性) 反义词：objective(客观的，objectivity客观性) 构词解析 前缀sub-:表”在…之下”；词根jct-:意为”投掷”；后缀-ive:构成形容词；-ity:构成名词。 Art appreciation is often subjective and varies from person to person 真题链接（外研版高中选择性必修第四册阅读填空）：The author argues that beauty is (subject)rather than absolute..(答案：subjective) 4.interfere/,nta'fiar)/v.介入；干涉 词汇变形 名词形式：interference(干涉) 构词解析 前缀inter-:表'在…之间”；词根fer-:意为”带来”；后缀-ence:构成名词。 短语搭配：interfere with(妨碍，阻止) 例句：You shouldn't interfere in other people's private affairs. 真题链接（外研版高中选择性必修第四册语法填空）：Noise from the construction site (interfere)with our study yesterday.(答案：interfered) 5.rational/raefnal/adj.合理的，基于理性的 词汇变形 名词形式：rationality(理性) 副词形式：rationally(理性地) 构词解析 词根rat-:意为”思考、计算”；后缀-ional:构成形容词：ity:构成名词；-y:构成副词。 例句：A rational decision should be based on facts,.not emotions.. 真题链接（外研版高中选择性必修第四册完形填空）：We need to approach this problem (rational)to find the best solution.（答案：rationally) 6.exceed/k'si:d/v.超过，超出 词汇变形 名词形式：exceedance（超过，较少用)：excess(过量，名词/形容词) 构词解析 2 高中选择性必修第四册外研版 【寒假专版】 外研版词汇变形及词缀精讲 前缀ex-:表超过、向外”；词根ceed-:意为”走”。 例句：The cost of the project exceeded our initial budget by20%. 真题链接（外研版高中选择性必修第四册听力填空)：Drivers who (exceed)the speed limit will be fined.(答案：exceed) 7.financial/far'naenj/adj.财政的，金融的：财务的 词汇变形 名词形式：finance(金融，财政) 副词形式：financially(财政上，经济上) 构词解析 词根fn-:意为”结束、界限”（引申为”资金”)：后缀-cial:构成形容词；y:构成副词。 例句：The company is facing serious financial difficulties this year 真题链接（外研版高中选择性必修第四册阅读理解）：Many students rely on part-time jobs to support themselves (financial).(答案：financially) 8.accumulate/'kju:mjaleit/v.积累，积聚 词汇变形 名词形式：accumulation(积累) 构词解析 前缀ac-:表”加强'；词根cumul-:意为”堆积”；后缀-ate:构成动词：-ation:构成名词。 Over time,small savings can accumulate into a large amount of money. 真题链接（外研版高中选择性必修第四册书面表达）：It's important to (accumulate) knowledge and experience through practice.(答案：accumulate) 9.automatically/,3:ta'maetikli/adv.自动地 词汇变形 形容词形式：automatic(自动的) 名词形式：automation(自动化) 构词解析 词根auto-:意为”自己”；后缀-matic:构成形容词；-ally:构成副词；-ation:构成名词。 例句：The door opens automatically when someone approaches. 真题链接（外研版高中选择性必修第四册语法填空）：The system will (automatic)send a reminder if you forget to pay the bill.(答案：automatically) 10.SOrTow/'sDr3U/n.令人悲伤的事，不幸 词汇变形 形容词形式：sorrowful(悲伤的) 副词形式：sorrowfully(悲伤地) 构词解析 后缀ful:构成形容词，表”充满…的”：-y:构成副词。 例句：The news of her grandfather's death filled her with deep sorrow. 真题链接（外研版高中选择性必修第四册词汇填空）：She looked at the old photo (sorrow), 3 高中选择性必修第四册外研版 【寒假专版】 外研版词汇变形及词缀精讲 remembering her childhood.（答案：sorrowfully) 综合训练 一、 根据句意及汉语提示完成单词 1.The government has made laws to fight against racial (歧视). 2.Her (优越性)in communication skills helped her get the job. 3.The judge must make a(n) (客观的)decision based on facts. 4.Too much (from parents may harm children's independence. 5.The company's (财政的)report shows a15%growth this year. 二、用所给单词的适当形式填空 1.The manager needs a (ration)analysis of the market before making plans. 2.She (automatic)closed the door when she left the room 3.His (sorrow)expression showed he was deeply hurt. 4.We should avoid making (subject)judgments about others. 5.The team's (superior)in teamwork led them to victory. 6.Years of hard work allowed him to (accumulate)a lot of experience. 7.Drivers who (exceed)the speed limit will face severe punishment. 8.The policy is considered (discriminate)against minority groups. 三、完成句子（每空一词） 1.我们应该理性地处理这个问题。 We should deal with this problem 2.这家餐厅的服务质量优于其他餐厅。 The service quality of this restaurant is that of others. 3.过度工作会妨碍你的健康。 Overworking will your health. 4 高中选择性必修第四册外研版 【寒假专版】 外研版词汇变形及词缀精讲 4.他的成功源于多年的知识积累。 His success came from years of knowledge. 5.艺术鉴赏往往是主观的，因人而异。 Art appreciation is often and varies from person to person. 四、语篇填空（选自外研版高中选择性必修第四册同步练习） 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 is a good way to (accumulate)knowledge.However,some people have a (subject)view that only bestsellers are worth reading.In fact,books of different types can bring different benefits.For example,history books help us understand the past (rational),while science books show the (superior)of human智慧.It's important to avoid (discriminate)against certain genres.Remember,reading should be a joyful ex- perience,.nota」 (finance)burden.When you find a book that interests you,your love for reading will grow (automatic). 参考答案 I.根据句意及汉语提示完成单词 6.discrimination 7.superiority 8.objective 9.interference 10.financial Ⅱ用所给单词的适当形式填空 1.rational 2.automatically 3.sorrowful 4.subjective 5.superiority 6.accumulate 7.exceed 8.discriminatory 工.完成句子 1.rationally 2.superior to 3.interfere with 4.accumulation of 5.subjective V.语篇填空 1.accumulate 2.subjective 3.rationally 4.superiority 5.discriminating 6.financial 7.automatically