Unit 2 Roads to education 二-2025-2026学年高中英语词汇变形及词缀精讲必修第二册（沪教版）

高中必修第二册沪教版 【寒假专版】E版词汇变形及词缀精讲 寒假专版 【Unit2】Roads to education二 词汇变形及词缀精讲 全部单元单词 audience/'o:dians/n.(戏剧/音aid /eId/n.帮助：援助v.帮助：benefit/'benifit/n.优势：益处 乐会等的)观众：听众 援助 concentration konsn'trer[n/n hurricane/'harikan/n.(西大西function/'fukn/v.起作用 专心：专注 洋)飓风 donate/dau'neit/.V.(向慈善机obviously/'pbviasli/adv.明显 path /paθ/n.路线：小径 构)捐赠 地：不言而喻 county/kaunti/n.(英/爱)supply/sa'pla/n.供应量；储备promote /pra3'mat/V.促进；推 郡：（美）县 devoted/d'vautid/adj.挚爱的：动 valley/'veli/n.谷；山谷：溪谷忠诚的：全心全意的 cooperate /kau'Dpareit/.v.合作： accident/'aeksidant/n.交通事creative /kri'eitv/adj.创造性的：协作 故：意外事件 创作的 nental/'nentl/adj.思想的；精 recognize/rek3 gnaiz/v.承认：satisfaction/,sets'fekn/n.满神的：智力的 意识到；认识：认出 足；满意 词汇变形及词缀精讲 1.recognize/'rekagnaIz/v.承认；意识到；认识；认出 名词形式：recognition(认出；承认) 形容词形式：recognizable(可辨认的) 构词解析：前缀re-:表再次、重新”；词根cogn(=know,知道)：后缀-ize:加在名词/形容词后 构成动词，表”使”。 同类词：realize(意识到)、organize(组织) 例句：I didn't recognize her at first because she had changed a lot, 真题链接（沪教版高中必修第二册同步练习）：The moment I saw her,,I__ecognize)her although we hadn't met for ten years.(答案：recognized) 2.aid/ed/n.帮助：援助v.帮助；援助 形容词形式：helpful(有帮助的，间接关联)：aid worker（援助工作者，复合名词) 构词解析：无明显前后缀，属于基础词汇，可联想同源词assist(帮助)、assistance(援助)。 固定搭配：first aid(急救)、come to one'said(援助某人) 例句：The Red Cross sent medical aid to the disaster area. 高中必修第二册沪教版 【寒假专版】E版词汇变形及词缀精讲 真题链接（沪教版高中必修第二册教材例句）：Local people provided food and shelter to aidthe homeless after the hurricane. 3.function/'fkn/v.起作用n.功能：作用 形容词形式：functional(功能的：实用的) 构词解析：后缀ton:加在动词后构成名词，表”动作或结果”；后缀-l:加在名词后构成形容词， 表”…的”。 同类词：nation(国家)→national(国家的)：ed1 cation(教育)→educational(教育的) 例句：This machine can function well even in low temperatures. 真题链接（沪教版高中必修第二册同步练习）：The main(function)of this app is to help students learn English vocabulary.(答案：function) 4.donate/d'net/v.(向慈善机构)捐赠 名词形式：donation(捐赠：捐款) 构词解析：前缀do-(=give,给予)；后缀-ate:构成动词，表”做”；后缀-ion:构成名词，表” 动作”。 同类词：operate(操作)→operation(手术)；invite(邀请)→invitation(邀请) 例句：Many people donated money to help the children in poor areas. 真题链接（沪教版高中必修第二册同步练习）：All(donate)will be used to build a new school in the mountain village..(答案：donations) 5.supply/s3pla/n.供应量；储备V.供应；提供 名词复数：supplies(物资；补给品) 构词解析：无明显前后缀，可联想固定搭配supply sth.tosb.（向某人提供某物)=supply sb.with sth. 例句：The supermarket has a good supply of fresh vegetables. 真题链接（沪教版高中必修第二册教材例句)：The government promised to supply enough water to the drought-stricken valley. 6.devoted/d'vautId/adj.挚爱的；忠诚的；全心全意的 动词形式：devote(致力于：奉献)：名词形式：devotion(奉献；忠诚) 构词解析：前缀de(加强语气)：词根vot(=vow,发誓)：后缀-ed:构成形容词，表…的”；后 缀-tion:构成名词。 固定搭配：be devoted to(致力于；深爱)：devote oneself to(献身于) She is a devoted mother who spends all her time taking care of her children. 真题链接（沪教版高中必修第二册同步练习）：Dr.Wang has(devote)himself to medical research for over30 years.(答案：devoted) 7.creative /kri'etrv/adj.创造性的：创作的 动词形式：create(创造；创作)：名词形式：creation(创造；作品)：副词形式：creatively(创造 性地) 构词解析：前缀cre(make,制造)；后缀-tive:加在动词后构成形容词，表”有…能力的”；后 2 高中必修第二册沪教版 【寒假专版】 E版词汇变形及词缀精讲 缀-ion:构成名词。 同类词：active(积极的)→act(行动)；attractive(吸引人的)→attract(吸引) 例句：He is good at thinking creatively and solving problems in new ways. 真题链接（沪教版高中必修第二册同步练习）：The artist(create)a beautiful painting based on the valley scenery..(答案：created) 8.satisfaction/,set虹s'fekn/n.满足；满意 形容词形式：satisfied(满意的，修饰人)：satisfying（令人满意的，修饰物)：动词形式：satisfy(使 满意) 构词解析：前缀satis-(=enough,足够)：词根fact(=do,做)；后缀tion:构成名词，表”结果”。 固定搭配：to one's satisfaction(令某人满意的是)；be satisfied with(对…满意) 例句：She smiled with satisfaction after finishing the difficult task. 真题链接（沪教版高中必修第二册教材例句）：Volunteering brings me a sense of satisfaction that I can't get from other activities. 9.benefit/'benifit/n.优势；益处v.有益于；受益 形容词形式：beneficial(有益的) 构词解析：前缀bene(=good,好)：词根fit(=do,做)：后缀-ial:加在名词后构成形容词，表 …的”。 固定搭配：benefit from(从…中受益)：be beneficial to(对…有益) 例句：Regular exercise is of great benefit to our mental health. 真题链接（沪教版高中必修第二册同步练习）：Reading widely(benefit)students in many ways,. such as improving vocabulary and concentration.(答案：benefits) l0.concentration/,kDnsn'tre/n.专心：专注 动词形式：concentrate(集中；专注)：形容词形式：concentrated(集中的；浓缩的) 构词解析：前缀con-(-together,一起)：词根centr(=center,中心)后缀-tion:构成名词，表 动作”。 固定搭配：concentrate on（专注于) It's hard to maintain concentration when there are too many distractions. 真题链接（沪教版高中必修第二册同步练习)：Students should learn to_(concentration)on their studies during class.(答案：concentrate) 11.obviously/'Dbviasli/adv.明显地：不言而喻 形容词形式：obvious(明显的) 构词解析：前缀ob-(-toward,朝向)：词根vi(=see,看见)：后缀-ous:构成形容词，表…的”； 后缀y:构成副词。 同类词：dangerous（危险的)→dangerously（危险地)：previous(之前的)→previously(之前地) Obviously,he didn't tell the truth because his story had many contradictions. 真题链接（沪教版高中必修第二册同步练习）：It was._(obviou)that the team had won the game by working together..(答案：obvious) 3 高中必修第二册沪教版 【寒假专版】 ,E版词汇变形及词缀精讲 l2.promote /pr3'm3ut/v.促进；推动 名词形式：promotion(促进；晋升) 构词解析：前缀pro-(=forward,向前)：词根mot(=move,移动)：后缀-tion:构成名词，表”动 作”。 同类词：move(移动)→motion(运动)：vote(投票)→promotion(晋升) We should take measures to promote cooperation between different departments. 真题链接（沪教版高中必修第二册同步练习）：The government has launched a new campaign to_ (promote)environmental protection.(答案：promote) l3.cooperate/kaU'DpareIt/V.合作；协作 名词形式：cooperation(合作)：形容词形式：cooperative(合作的) 构词解析：前缀co-(-together,一起)：词根oper(=work,工作)：后缀-ate:构成动词：后缀-tion: 构成名词；后缀-ive:构成形容词。 同类词：operate(操作)→operation(手术)：active(积极的)一→activity(活动) 例句：The two companies decided to cooperate to develop new technology. 真题链接（沪教版高中必修第二册同步练习）：Students should_(cooperate)with each other to complete group projects.(答案：cooperate) 综合训练 一、根据句意及汉语提示完成单词 6.The Red Cross is calling for (捐赠)to help the victims of the earthquake. 7.Regular exercise has many_ (益处)for both physical and mental health. 8.Her()on the task helped her finish it quickly. 9.The new policy is expected to(economic growth in the region 10.We need to work in (with other teams to complete the project on time. 二、用所给单词的适当形式填空 6.The company decided to(donate)1 million yuan to the local charity. 7.This new software has many(function)that can simplify our work. 8.She was_ (devote)to her career and worked day and night 9.The (create)of this artwork took the artist three months. 10.He felt a deep sense of(satisfy)after helping the old lady cross the street. 高中必修第二册沪教版 【寒假专版】 ,E版词汇变形及词缀精讲 三、完成句子（每空一词） 5.这台机器在高温下也能正常工作。 This machine can even at high temperatures. 6.我们应该学会专注于我们的目标。 We should learn to our goals. 7.这位医生致力于癌症研究已有20年。 The doctor has cancer research for 20 years 8.志愿者工作给我带来了一种无法从其他活动中获得的满足感。 Volunteering brings me a sense of that I can't get from other activities. 四、语篇填空（选自沪教版高中必修第二册同步练习） 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 widely is very important for students.It can (benefit)them in many ways.First,it helps increase their vocabulary and improve their (concentrate).Second,it allows them to learn about different cultures and develop a(create)mind.Many students (donate) books to the school library to help others have more reading materials.Teachers often encourage students to (cooperate)with each other when discussing books.This kind of interaction not only improves their communication skills but also brings them a sense of (satisfy). (obvious),reading is a lifelong journey that everyone should take 参考答案 I.根据句意及汉语提示完成单词 6.donation 7.benefits 8.concentration 9.promote 10.cooperation Ⅱ.用所给单词的适当形式填空 6.donate 7.functions 8.devoted 9.creation 10.satisfaction L.完成句子 5.function well 6.concentrate on 7.devoted to 8.satisfaction V语篇填空 benefit concentration creative donate cooperate satisfaction Obviously