选修八__Unit2_知识点(学生版)1

选修八Unit2 知识点Ⅰ单词1.differ :vi 不同，相异；意见不合differ from : 与…不同differ in : 在…方面不同differ with sb on/about sth :与某人在某事上意见不同be different from :不同于be different in : 在…不同make a/no difference （to）: 有/无关系（影响、作用）①中文与英文在许多方面不同。

Chinese differs from English in many different aspects.②The husband differs with his wife on who is to take charge of the money.③It makes no difference to me ﹙与我无关﹚ whether you are going to stay.2.undertake :v 从事，承担，负责，保证（undertook,undertaken）Undertake a task/responsibility :承担任务/责任Undertake to do sth : 承诺/答应/着手做某事Undertake that : 保证…① She will undertake the organization work ﹙将负责组织工作﹚of the whole project.② I undertake to pay back the money in a week﹙保证一周内还钱﹚③ The travel agent undertook that you would enjoy the trip﹙保证你会喜欢这次旅行﹚.3 object :vi 反对；不赞成，抗议N 物体，目标，对象Objection ：n 不赞成，反对，异议 Objective ：adj 客观的;基于事实的Object to sb/sth :反对，抗议…Object that ：抗议…Have an/no objection to (doing) sth : (不)反对…Raise a storm of objections ：引起一阵强烈的反对There is no objection to sth :没设么不可以的①犀利哥是同情的对象。

高二英语选修8unit2单词知识点Unit 2: Vocabulary Points in English Elective 8 (1000 words)In Unit 2 of the English Elective 8 course for high school sophomores, we will explore various essential vocabulary points. This unit aims to improve students' language proficiency by expanding their vocabulary and enriching their understanding of different word forms, meanings, and usage. Let's delve into the key vocabulary points covered in this unit.1. Synonyms and Antonyms:Synonyms are words that share similar meanings, while antonyms are words with opposite meanings. Understanding synonyms and antonyms helps students develop a broader range of vocabulary and enhances their language precision.For example:- Synonyms: happy, joyful, delighted- Antonyms: sad, miserable, gloomy2. Word Formation:Word formation focuses on the process of creating new words or deriving different word forms from a base word. This knowledge enables students to comprehend unfamiliar words and construct sentences effectively.Examples of word formation include:- Noun formation: happiness (from happy), musician (from music) - Verb formation: beautify (from beautiful), simplify (from simple)- Adjective formation: beautiful (from beauty), intelligent (from intelligence)3. Collocations:Collocations are word combinations that frequently occur together, forming a natural and idiomatic expression. Knowledge of collocations assists students in forming coherent sentences and using words in their appropriate context.Examples of collocations:- Make a decision: She made a difficult decision.- Take a chance: He decided to take a chance and pursue his dreams.4. Idioms and Phrasal Verbs:Idioms and phrasal verbs are essential parts of English language proficiency. Understanding idiomatic expressions and the usage of phrasal verbs helps students communicate more naturally and fluently in English.Examples of idioms and phrasal verbs:- Idiom: It's raining cats and dogs.- Phrasal verb: Give up (meaning: to stop doing something)5. Contextual Usage:Discussing how words are used in various contexts provides students with a deeper understanding of vocabulary. Analyzing words in different sentences and usage scenarios enhances their language comprehension and enables effective communication.Example:The word "run":- I usually run in the morning for exercise.- He managed to run the company successfully.6. Word Families:Exploring word families involves understanding the relationships between words derived from a common root. It includes nouns, verbs, adjectives, and adverbs with related meanings.Example:Root word: Love- Noun: love- Verb: love, love- Adjective: loving- Adverb: lovinglyIn conclusion, Unit 2 of the English Elective 8 course provides students with a comprehensive understanding of essential vocabulary points. By familiarizing themselves with synonyms, antonyms, word formation, collocations, idioms, phrasal verbs, contextual usage, and word families, students can significantly enhance their language skills. Through regular practice and application, students will develop strong vocabulary skills that contribute to their overall English language proficiency.。

选修8-Unit2-知识点讲解选修八Unit2 知识点Ⅰ单词1.differ :vi 不同，相异；意见不合differ from : 与…不同differ in : 在…方面不同differ with sb on/about sth :与某人在某事上意见不同be different from :不同于be different in : 在…不同make a/no difference （to）: 有/无关系（影响、作用）①中文与英文在许多方面不同。

Chinese differs from English in many different aspects.②The husband differs with his wife on who is to take charge of the money.③It makes no difference to me ﹙与我无关﹚ whether you are going to stay.2.undertake :v 从事，承担，负责，保证（undertook,undertaken）Undertake a task/responsibility :承担任务/责任Undertake to do sth : 承诺/答应/着手做某事Undertake that : 保证…① She will undertake the organization work ﹙将负责组织工作﹚of the whole project.② I undertake to pay back the money in a week﹙保证一周内还钱﹚③ The travel agent undertook that you would enjoy the trip﹙保证你会喜欢这次旅行﹚.3 object :vi 反对；不赞成，抗议N 物体，目标，对象Objection ：n 不赞成，反对，异议 Objective ：adj 客观的;基于事实的Object to sb/sth :反对，抗议…Object that ：抗议…Have an/no objection to (doing) sth : (不)反对…Raise a storm of objections ：引起一阵强烈的反对There is no objection to sth :没设么不可以的①犀利哥是同情的对象。

高中英语选修8unit2重点单词1. Assertive: This adjective describes someone who is confident and self-assured. It refers to a person who expresses their opinions or desires in a direct and confident manner. For example, "She spoke assertively during the meeting."2. Passionate: Passionate is an adjective that means having or showing strong emotions or intense feelings towards something. It can relate to love, enthusiasm, anger, or any other strong emotion. For instance, "He is a passionate supporter of environmental causes."3. Defiant: Defiant is an adjective that describes someone who openly resists or challenges authority or rules. It indicates a rebellious or disobedient attitude. For example, "The students were defiant in the face of the new dress code."4. Impulsive: Impulsive is an adjective used to describe someone who acts on sudden desires or instincts without thinking about the consequences. It suggests a lack of planning or forethought. For instance, "She made an impulsive decision to quit her job and travel the world."5. Lethal: Lethal is an adjective that means capable of causing death. It is often used to describe weapons, substances, or actions that have the potential to be fatal. For example, "The snake's bite contains a lethal venom."6. Grim: Grim is an adjective that describes something that is depressing or worrying. It suggests a sense of seriousness or severity. For instance, "The news of the accident had a grim impact on the entire community."7. Disruptive: Disruptive is an adjective used to describe something that causes disturbance or interruption. It suggests a lack of order or harmony. For example, "The disruptive behavior of the students led to a chaotic classroom environment."8. Diligent: Diligent is an adjective that describes someone who works hard and puts effort into their tasks. It suggests a conscientious and persevering attitude. For instance, "She was diligent in her studies and always completed her assignments on time."9. Remorseful: Remorseful is an adjective that describes someone who feels regret or guilt for their actions. It suggests a sense of remorse or repentance. For example, "He was remorseful after realizing the negative impact of his words."10. Candid: Candid is an adjective used to describe someone who is honest and straightforward in expressing their thoughts or opinions. It suggestssincerity and openness. For instance, "She gave a candid response to the interviewer's question."11. Resilient: Resilient is an adjective that describes someone or something that has the ability to recover quickly from difficulties or hardships. It suggests adaptability and strength. For example, "Despite facing numerous challenges, she remained resilient and continued to pursue her goals."12. Inevitable: Inevitable is an adjective that means certain to happen; unavoidable. It suggests that something is bound to occur or cannot be prevented. For instance, "Conflict is inevitable in any relationship."13. Vicious: Vicious is an adjective used to describe something that is cruel or violent. It suggests a destructive or harmful nature. For example, "The dog launched a vicious attack on the intruder."14. Competent: Competent is an adjective that describes someone who has the necessary skills, knowledge, or qualifications to perform a task successfully. It suggests capability and proficiency. For instance, "She is a competent pianist who has won several awards."15. Ruthless: Ruthless is an adjective used to describe someone who shows no pity or compassion. It suggests a lack of mercy or remorse. For example, "The ruthless dictator suppressed any opposition to his rule."16. Efficient: Efficient is an adjective that describes someone or something that is able to achieve a task with the least amount of time, money, or effort wasted. It suggests effectiveness and productivity. For instance, "She managed to complete the project efficiently, meeting all the deadlines."17. Lively: Lively is an adjective that describes something that is full of energy and excitement. It can refer to a place, event, or person that is vibrant and engaging. For example, "The party was lively with music and dancing."18. Adaptable: Adaptable is an adjective that describes someone or something that can easily adjust to new situations or changes. It suggests flexibility and resilience. For instance, "She has an adaptable personality, which allows her to thrive in different environments."19. Reliable: Reliable is an adjective that describes someone or somethingthat can be trusted to perform a task correctly or consistently. It suggests dependability and consistency. For example, "He is a reliable friend who always comes through in times of need."20. Zealous: Zealous is an adjective that describes someone who is very enthusiastic and passionate about a particular cause, activity, or belief. It suggests a strong dedication and commitment. For instance, "She is a zealous advocate for animal rights."21. Respectful: Respectful is an adjective that describes someone who shows polite and courteous behavior towards others. It suggests a sense of honor and consideration. For example, "He was respectful of his elders and always treated them with kindness."22. Unpredictable: Unpredictable is an adjective that describes something that cannot be foreseen or predicted. It suggests the lack of consistency or pattern. For instance, "The weather in this region is often unpredictable, with sudden changes in temperature and rainfall."23. Miserable: Miserable is an adjective that describes a state of great unhappiness, discomfort, or pain. It suggests a low level of satisfaction or well-being. For example, "She felt miserable due to the constant rain and cold weather."24. Generous: Generous is an adjective that describes someone who is willing to give more of their time, money, or resources than is strictly necessary or expected. It suggests a spirit of kindness and selflessness. For instance, "He was generous enough to share his lunch with the homeless man."25. Tenacious: Tenacious is an adjective that describes someone who is very determined and does not give up easily. It suggests a strong will and perseverance. For example, "She was tenacious in her pursuit of success, never letting obstacles deter her."。

Unit 2 Working the land(耕作土地，在田间耕作) 一．单词考点Section A Warming-up,Reading&Comprehending1.struggle的用法⑴作vi.时，“斗争；拼搏；努力”搭配：for...为……而斗争struggle against...与……作斗争with...与……并肩作战to do sth....努力做某事eg:Millions of people are struggling for survival.⑵作n.时，[C]“斗争；奋斗；努力”搭配：with sb.for sth.与某人一起支持某事的斗争a struggle with sb.against sth.与某人一起反对某事的斗争with sb.to do sth.与某人一起努力做某事between A and B A与B之间的斗争eg:It is a struggle between good and evil.2.hunger的用法⑴作n时，[U]“饥饿”[C]“渴望，欲望”搭配：with hunger因为/由于饥饿die of hunger死于饥饿have a (strong) hunger for sth.(强烈)渴望某物eg:She has a strong hunger for knowledge.⑵作vi时，“渴求；渴望得到”搭配：hunger for/after...渴望得到hunger to do sth.渴望做某事eg:We all hunger for others’ understanding.3.disturbingadj 引起烦恼的；令人不安的—disturbedadj(感到)心烦意乱的；烦恼的—disturbvt使不安eg:What he said was disturbing.4.expand v “使变大；伸展”的用法搭配：expand...into...把……扩展/发展成……expand into...扩展/膨胀成……expand (up)on阐述，详谈eg:①Tom is expanding his story into a novel.②Expand this sentence into a paragraph.区别：expand,extend,enlarge,stretch⑴expand指范围、体积的扩大，尤指向四面八方扩大、扩张。

高二｜选修8Unit2常考单词、短语、写作句式大放送！Unit2 CloningⅠ. 常考单词必背1．differ vi. 不同；有区别They differ widely in their opinions.他们的意见分歧很大。

[快速闪记]different adj. 不同的；各式各样的；个别的；不平常difference n. 差别，差异2．procedure n. 程序；手续；过程The officer insisted that Michael did not follow the correct procedure in applying for a visa.这位官员坚持认定Michael没有按照正确的程序申请签证。

3．cast vt. 投；扔；掷n．投；掷The fisherman cast his net into the water.渔父把网撒到水里。

The fisherman caught a fish at his first cast.渔父洒下第一网捕到了一条鱼。

He cast an eye at the woman.他向那女人看了一眼。

[快速闪记]cast down 使沮丧4．objectvi. 反对；不赞成 n. 目的；目标；物体They have recorded all lost objects ranging from potatoes to golf gloves.他们记录了所有丢失的物件，从土豆到高尔夫手套等。

We object to leaving him alone.我们反对留下他一个人。

[快速闪记]objection n. [C]反对；异议；不喜欢objective adj. 客观的5．medium n. (复数：media) 媒介；手段；工具；新闻媒体Advertisers use all kinds of media to sell products.广告商运用各种媒体推销产品。

happen vi.occur by chance; take place(偶然地发生; 出现happen to do …happen to sb.It happened that …happening n.事件; 偶然发生的事(常用复数辨析: happen, occur, take place与come about四词都有“发生”之意, 但有区别。

happen 是一般用语, 词义较广, 强调事情发生的偶然性;occur 用法较正式, 既可以指自然发生, 也可以指有意安排。

take place 一般指有计划, 按事先安排的进行的含义。

come about 往往注重事情发生的原因, 常与how 连用。

以上四组词均为不及物动词, 无被动语态。

2. straightforward adj.简单的, 易懂的,坦诚的, 坦率的straightforwardly adv. 率直地, 坦诚地straightforwardness n.率直She admired his straightforwardness.3. undertake vt. (undertook; undertaken 着手做, 从事, 进行; 担任, 承担, 答应, 同意。

The procedure is difficult to undertake, of course. 当然, 这个过程很难实施。

4. pay off (事业、计划等成功; 付清薪水并解雇; 偿还(债务等。

At last the determination and patience of scientists paid off …最终科学家们的决心和耐心得到了回报……He paid off the crew of the ship.他付清全体船员的工资并将他们解雇。

In the end he paid off all his debts.最终他还清了所有的债务。

pay back 报答; 报复辨析: contain 与includecontain “包含, 含有”, 侧重于包含的内容或成分, “里面装有”;include “包括”, 侧重范围或整体。