Unit 2 Roads to education-2026-2027学年高中英语词汇精讲精练必修第二册（沪教版）

Unit 2 Roads to education 词汇精讲精练 核心词汇概览： episode series previous brief quote clap indeed positive effect performance propose lecture document resource eager frequently update otherwise motivate mood 词汇精讲 序号 单词/短语 词汇讲解 previous 词汇变形：previously(adv.)先前地 /pri:vias/ 搭配：previous to.在…之前；previous experience先前经验； previous year前一年 辨析：previous指时间上先于某事物；former指过去曾是但现在不 是；pior常与to连用，更正式，表示优先。 brief 词汇变形：briefly(adv.)简短地；brevity(n.)简洁 /bri:f/ 搭配：in brief简而言之；briefsb.on sth.向某人简要介绍；a brief summary简要总结 辨析：bief侧重时间短或内容简洁：shot普通用语，可指长度、时 间等。 quote 词汇变形：quotation(n.)引文：引用：quotation mark引号 /kwaut/ 搭配：quote from…从…引用；quote sb.as saying.引用某人的话 说；quote a price报价 注意：常用quote..fiom.结构。 indeed 词汇变形：无常见变形 /m'di:d/ 搭配：常用于加强语气，如Yes,indeed.;也可置于句中或句首。 辨析：indeed比truly/really更正式，常用于书面语；in fact侧重于 事实。 positive 词汇变形：positively(adv.)积极地；肯定地；positivity(.)积极性 /pDzativ/ 搭配：a positive attitude积极态度：have a positive effect有积极影 响；be positive about对…肯定/有信心；positive result阳性结果/ 正面结果 反义词：negative 6 effect 词汇变形：effective(adj)有效的：effectively(adv,)有效地 /I'fekt/ 搭配：have an effect on对…有影响；take effect生效：side effect 副作用：in effect实际上 辨析：effect(n.)影响；affect(v)影响；注意拼写区别： performance 词汇变形：perform(v)表演；表现；执行；performer(.)表演者 /pa'fo:mans/ 搭配：give a performance演出；academic performance学业表现； the performance of duties履行职责 注意：作“表现”讲时常用单数。 8 propose 词汇变形：proposal(n)提议；建议；proposer(n.)提议者 Ipra'pauz/ 搭配：propose doing/to do sth.提议做某事；propose that.(should) do建议…；propose to sb.向某人求婚 注意：propose that/从句常用虚拟语气(should+动词原形)。 eager 词汇变形：eagerly(adv,)渴望地；eagerness()渴望 /'i:ga(r)/ 搭配：be eager to do sth.渴望做某事；be eager for sth.渴望得到某物 辨析：eager含有热情和迫不及待；anxious带焦虑；keen常用于口 语。 10 frequently 词汇变形：frequent(adj)频繁的；frequency(n)频率 /'frikwantli/ 搭配：frequently常与动词连用，如frequently visit,.frequently occur;同义词often,usually,但frequently更强调频率高。 update 词汇变形：updated(adj)更新的；updating(n.)更新 /Ap'deit/ 搭配：update sb.on sth向某人提供最新信息；update the software 更新软件；keep sb.updated让某人随时了解 反义词：outdate 12 motivate 词汇变形：motivation(n)动机；积极性；motivated(adj)有积极性 /'mautrveit/ 的：motivator(n)激励者 搭配：motivate sb.to do sth.激励某人做某事；be motivated by 受…驱动 辨析：motivate强调给予动力；encourage侧重鼓励；inspire侧重激 发灵感。 二、专项训练 (一)单句填空（在空白处填入1个适当的单词或括号内单词的正确形式。） 1.The teacher (brief)the class on the exam format just before the test began. 2. (previous)to moving to Shanghai,she had lived in Beijing for five years. 3.Itis (frequent)reported that students who read regularly perform better in exams 4.Her speech was so (brief)yet powerful that everyone remembered her main points. 5.The scientist (quote)the ancient philosopher's words to support his theory. 6.The new law will take (effective)from the first day of next month. 7.He is always (eager)to learn new skills whenever an opportunity arises 8.The manager proposed (hold)a meeting to discuss the new project. 9.His excellent (perform)in the final exam earned him a scholarship. 10.The latest (update)on the situation was released an hour ago. 11.Her positive attitude (motivation)the whole team to work harder. 12. (indeed),the result of the experiment was far better than we had expected. (二)单句表达（根据汉语提示，用本单元核心词汇/短语完成句子） 1.在发言之前，他向听众简要介绍了会议议程。 Before the speech,he on the meeting agenda 2.事实上，频繁的练习对提高语言技能有积极的影响。 frequent practice language skills. 3.学生们渴望了解最新的科研进展，于是老师更新了资料。 The students the latest scientific progress,so the teacher the materials 4.他引用了一位著名作家的名言来激励大家坚持梦想。 He a famous writer's saying to everyone stick to their dreams. 5简而言之，之前的经验对本次任务的完成非常关键。 experience is very important for completing this task. 6老师建议我们经常复习学过的内容，否则很容易忘记 The teacher that we review what we have learned we may easily forget. 7这个计划对团队士气产生了积极的影响，每个人都表现得很好。 The plan team morale,and everyone well. 8他热切地期盼着能够有机会参加那次讲座，因为讲座内容很新颖。 He the chance to attend that lecture.because its content was very new (三)短文填空 Last week,our school invited a famous scientist to give a 1. (lecture)on environmental protection.Before the lecture,the host 2. (brief)the audience on the speaker's achievements.The scientist 3. (quote)a famous saying to start his speech: The earth is what we all have in common."He then talked about the 4. (previous) efforts made by humans to protect the environment.His words were so 5 (power) that everyone listened attentively.According to the scientist,many people are 6. (eager)to make a difference but don't know how.He 7. (propose)that we should start with small actions,like reducing waste and planting trees.He also emphasized that such actions,though briefin time,can 8. (positive)affect the environment.9 (frequent)participation in volunteer activities,he said,can 10. (motivate)more people to join the movement.After the lecture,we had a discussion on how to 11. (update)our daily habits.In the end,we all agreed that 12. (indeed)we need to take action now,otherwise our planet will suffer. 三、参考答案 (一)单句填空 1.briefed;2.Previous;3.frequently;4.brief;5.quoted;6.effect;7.eager;8.holding; 9.performance;10.update;11.motivated;12.Indeed (二)单句表达 1.briefed the audience;2.Indeed has a positive effect on;3.are eager to learn about updated;4.quoted motivate to;5.In brief;previous;6.proposed should frequently otherwise;7.had a positive effect on performed;8.was eager for (三)短文填空 1lecture;2.briefed;3.quoted;4.previous;5.powerful;6.eager;7.proposed; 8.positively;9.Frequent;10.motivate;11.update;12.indeed