Unit2 重点单词和词组详解 ppt课件-(2022新)人教版高中英语选择性必修第一册.pptx

1、Unit 2 LOOKING INTO THE FUTURE Words and Expressions第一版块|核心单词 persuade vt.劝说；说服；使相信，使信服 persuasion n说服；说服力persuasive adj.有说服力的persuade sb. to do sth.persuade sb. into doing sth. 劝某人做某事I finally persuaded her to be committed to the struggle for the equal rights.persuade sb. not to do sth.persuade sb.

2、 out of doing sth. 劝某人不做某事She persuaded him out of smoking.她说服了他戒烟。persuade sb. of sth. 使某人相信某事He must persuade his companion of his honesty.他得让他的同伴相信他是诚实的。persuade sb. that. 使某人相信It will be difficult to persuade them that theres no other choice.很难让他们相信别无选择。即学即练单句语法填空The number of deaths from heart

3、disease will be reduced greatly if people _ (persuade) to eat more fruit and vegetables.Neither my wife nor I myself am able to persuade my daughter _ (change) her mind.While shopping, people sometimes cant help _ (persuade) into buying something they dont really need.完成句子He persuaded me _ (不去参加)to

4、the party.are persuadedto changebeing persuadednot to go/out of going第一版块|核心单词switch vt.转换；交换 vi. & vt.(使)改变；转变n开关；转换器；改变高频词块：switch on/off 开/关(电灯、机器等)即学即练单句语法填空He switched _ the lights and examined his surroundings.You must switch _ the TV when you leave.完成句子If I were you, I would _ (关上) the televi

5、sion and concentrate on my study.onoffswitch off/turn off第一版块|核心单词distant adj.遥远的；远处的；久远的；疏远的；心不在焉的；She could hear the distant sound of fireworks exploding. 她能听到远处放焰火的声音。They plan to have children in the not-too-distant future.他们打算在不远的将来要孩子。归纳拓展：distance n距离in the distance在远处即学即练单句语法填空The _ (distanc

6、e) light transmits much faster than the sound through the air.The beach is within walking _ (distant) of my house.完成句子The noise of explosion could be heard _ (在远处).distantdistancein the distance第一版块|核心单词secure adj.安全的；安心的；可靠的；牢固的vt.获得；拴牢；保护securely adv.安全地；安心地security n安全insecure adj.不安全的，不可靠的 Child

7、ren need to feel secure in order to do well at school.孩子们需要感到安心才能在学校中学习好。That ladder doesnt look very secure to me. 那梯子我看不太稳固。 He was disappointed by his failure to secure the top job with the bank.他因没能得到银行的高层工作而失望。词语积累：(1)security n. U安全 a sense of security安全感 (2)securesecurely adv.安全地，安心地(3)insecu

8、reinsecure adj.不安全的，不可靠的efficient adj.效率高的；高效的efficiently adv.效率高地efficiency n效率；效能The citys transport system is one of the most efficient in Europe.这座城市的交通系统运行效率很高，在全欧洲名列前茅。This process apparently makes efficient use of limited resources.显然这一过程有效地利用了有限的资源。归纳拓展：efficient adj.高效率的efficiency n. 效率 第一版

9、块|核心单词routine n常规；正常顺序adj.常规的；日常的高频词块：daily routine 日常生活日常生活follow the routine 遵从惯例a routine medical check 常规体检 即学即练单句语法填空完成句子Thus eating becomes an enjoyment instead of a _ (常规工作) you have to do every day.If you want to break out of the comfort zone, you have to first _ (打破常规).routine jobbreak your

10、 routine第一版块|核心单词preference n. C，U爱好；偏爱1. have a preference for. 偏爱；更喜欢I have a preference for sweet food over spicy.比起辛辣食物我更喜欢甜食。2. give (a) preference to. 给以优惠/优待We give preference to those who have worked with us for a long time.我们优先考虑那些和我们长期共事的人。3. in preference to sth 优先于；而不是He studied chemistr

11、y in preference to physics at university.出于喜好，他大学里学的是化学而非物理。第一版块|核心单词preference n. C，U爱好；偏爱 prefer vt.更喜欢选择某事物(而不选择其他)prefer A to B 喜欢A胜过B (to是介词，后接名词、代词或动名词)prefer doing sth. to doing sth. 宁愿做某事而不愿做某事prefer to do sth./doing sth. 更喜欢做某事prefer to do sth. rather than do sth. 宁愿做某事而不愿做某事第一版块|核心单词即学即练单句

12、语法填空 People develop a preference _ a particular style of learning at an early age. Faced with misunderstanding, I prefer having a talk face to face to _ (quarrel).To his credit, the editor preferred _ (quit) rather than give way to false news.完成句子We _ (优先考虑) applicants with some experience.forquarre

13、llingto quitgive preference to第一版块|核心单词instant n瞬间；片刻adj.立即的；速食的；速溶的instantly adv.立即高频搭配：instant coffee 速溶咖啡instant noodles 方便面in an instant (immediately) 立即，马上(指动作不久将发生)Ill be back in an instant.我马上就回来。for an instant 一瞬间(指动作持续的时间)The frightened boy froze for an instant, then ran away.the instant (t

14、hat) (as soon as) 一就(相当于连词)I recognized her the instant (that) I saw her.我一眼就认出她了。归纳拓展：“一就(引导时间状语或时间状语从句)”句型小结：as soon ashardly.when.no sooner.than.the instant/moment/minute/second (that) +句子immediately, directly, instantlyon/upon名词/doing即学即练单句语法填空The birds flew away in all directions _ instant they

15、 caught sight of a man coming near.These boys and girls jumped with joy _ (instant) the chairman announced the result of the game.完成句子_ (一就) I saw him, I knew he was the suspect the police were looking for.The guard swiftly put on his uniform, fastened his belt and entered the royal palace _ (立即).th

16、einstantlyThe instant/moment/minute/secondin an instant第一版块|核心单词warning n(就可能发生的意外等提出的)警告；警示；先兆 warn v提醒；警告 Completely without warning, he turned up at my door with all four children! 事先都没说一声，他就带着全部4个孩子出现在我的门口！Theres a warning on the cigarette packet that says Cigarettes cause cancer.香烟的包装盒上有一条警告：“烟

17、草严重危害健康。”The warning signs of the illness are respiratory problems and dizziness.预示可能患有这种疾病的症状是呼吸困难和头晕。第一版块|核心单词词语积累：warn vt. & vi.(对人)警告；提醒(某事)；告诫warn sb.of/about sth.提醒某人某事warn sb. (not) to do sth.警告某人(不要)去做某事warn sb. against doing sth. 提醒某人不要做某事warn sb. that.提醒某人 即学即练单句语法填空She gave her child _ wa

18、rning of not playing near the railway line.Doctors issued a warning _ eating any fish caught in the river.单句写作医生告诫我不要喝酒。_aagainstThe doctor warned me not to drink.第一版块|核心单词constant adj.不断的；重复的；不变的n常数；常量 constantly adv.不断地Hes in constant trouble with the police. 他与警方麻烦不断。The fridge keeps food at a co

19、nstant temperature.冰箱在恒温下保存食物。 学法点拨：constantly是副词，表示“不断地”，经常用于进行时中，表示说话人的一种感情色彩，如赞扬、批评、厌倦等。Hes constantly changing his mind. 他的想法时常在变。第一版块|核心单词单句语法填空/完成句子The Forbidden City attracts a _ (持续不断的) stream of visitors every day, especially during national holidays.单句语法填空We are _ (constant) working to imp

20、rove access to the museum and its collection.constantconstantly第一版块|核心单词potentially adv.可能地；潜在地potential adj.可能的；潜在的n潜力；可能性 A number of potential buyers have expressed interest in the company.一些潜在的买主表达了对该公司的兴趣。The accident is a grim reminder of the potential dangers involved in North Sea oil product

21、ion. 该事故残酷地提醒人们北海石油生产可能会出现的危险。I dont feel Im achieving my full potential in my present job.我觉得目前的工作没有完全发挥我的潜力。have the potential to do sth. 有潜力做某事achieve/fulfil/realize ones (full) potential发挥某人的(全部)潜能即学即练单句语法填空People who do not smoke have less potential _ suffering from lung cancer than those who s

22、moke.He has the potential _ (appoint) as manager this year.Clearly this is a _ (potential) dangerous situation.完成句子We need to find new ways to help students _ (发挥他们的潜能).You _ (有潜力达到) the top of your profession.forto be appointedpotentiallyachieve/fulfil/realize their potentialhave the potential to r

23、each第一版块|核心单词leak vi. & vt.漏；渗漏；透露n漏洞；裂缝；透露Water was leaking from the pipe. 水正从管子里漏出来。He leaked the names to the press. 他向新闻界透露了名单。leak out 泄露；走漏；透露There have been several security leaks recently. 最近发现了几处安全漏洞。第一版块|核心单词detect vt.发现；查明detective n侦探detectable adj.可检测的；可发觉的detection n侦查，探测；发现detector n检

24、测器；侦察器 Some sounds cannot be detected by the human ear.有些声音是人的耳朵无法察觉到的。High levels of lead were detected in the atmosphere.经检测发现大气中铅的含量很高。第一版块|核心单词 relevant adj.有关的；有意义的irrelevant adj.无关的；不切题的 relevantly adv.有关地；切题地be relevant to 与有关Education should be relevant to the childs needs.教育应和孩子的需要挂钩。releva

25、nt information 相关信息relevant data 有关数据relevant experience 相关经验归纳拓展：be irrelevant to sth./sb.与不相关“与有关”锦集：第一版块|核心单词即学即练单句语法填空These comments are not directly relevant _ this inquiry.完成句子In the exams, make sure that everything you write _ (与相关) the questions you have been asked.I dont think what he said

26、_ (与话题有关) we are discussing. He has missed the point.tois relevant tois relevant to the topic第一版块|核心单词available adj.可获得的；可购得的；(人)有空的Admission tickets for all the attractions in the amusement park are available.游乐园中所有景点的门票都可以买到。There are plenty of jobs available in the area.这个地区有许多就业机会。Will she be av

27、ailable this afternoon？今天下午她有空吗？学法点拨：英语中有一类形容词叫作表语形容词。一些以a-开头的形容词(字母a通常弱读)，如alive，afraid，awake，alone，asleep，available等，一般作表语；如果作定语，则必须置于被修饰词的后面。He is one of the most famous pianists alive in the world.他是世界上健在的最著名的钢琴家之一。第一版块|核心单词即学即练完成句子Im sorry, Mr. White _ (没空) at the moment, for the meeting hasnt

28、come to an end.Just use this room for the time being, and well offer you a larger one _ (一旦它可以用).Can you lend me the book Gone with the Wind?Sorry. I returned it to the library just now. Maybe _ (还可以借到它).is not availableas soon as it becomes availableit is still available第一版块|核心单词combine v(使)结合；混合co

29、mbined adj.结合的 combine with与结合起来 combine A and/with B把A和B结合起来combine.into.把合成combined effort/action/operation共同努力/行动/作战 Hydrogen combines with oxygen to form water.Hydrogen and oxygen combine to form water.氢与氧化合成水。Its vital that you should try to combine exercise with a balanced diet.你应该尽力将锻炼和均衡饮食结合

30、起来，这是至关重要的。词语积累：combination n结合，联合，混合即学即练单句语法填空The beautiful scenery, _ (combine) with delicious food and lovely weather, made our visit to Hawaii unforgettable.In recent years an English word “infosphere” has appeared, _ (combine) the sense of “information” and “atmosphere”They combined the two sma

31、ll shops _ a big one.She successfully combines her career _ family binedcombiningintowith/and第一版块|核心单词predict vt.预测；预言；预料prediction n预测；预言predictable adj. 可预见的predictor n预言者 Its still not possible to accurately predict the occurrence of earthquakes. 现在仍无法准确预报地震的发生。It was predicted that the temperatu

32、re of the next month would continue to fall. 据预报，下个月的气温将继续下降。 即学即练单句语法填空Sales were five percent lower than _ (predict).Its ridiculous of you to believe in her _ (predict) about your future.In summer, the weather is much less _ (predict).Whether this will be successful or not is still difficult _ (pr

33、edict).In fact, the famous glaciers _ (predict) to disappear by 2050.单句写作据预报会有地震。_predictedpredictionpredictableto predictare predictedIt is predicted that there will be an earthquake.第一版块|核心单词occupation nC工作，职业；U侵占，点领；居住，占用occupy vt.使用，占用；侵占occupied adj.已占用的 归纳拓展：(1)occupy vt.占用；占据；使忙于occupy onesel

34、f (in) doing sth./with sth.忙于(做)某事be occupied in doing sth./with sth.忙于做某事(2)occupied adj.忙于的即学即练单句语法填空Why dont you choose engineer as your _ (occupy)?I dont want to devote myself to lifeless machines.On long journeys I occupy _ (I) with maths puzzles.Hes fully occupied _ (look) after three small ch

35、ildren.occupationmyselflooking第一版块|核心单词oppose vt.反对(计划、政策等)；抵制，阻挠(1)oppose doing sth. 反对做某事oppose sb. doing sth. 反对某人做某事(2)opposition n. 反对，反抗in opposition to sb. /sth. 强烈反对(或抵制)某人/某事物express ones opposition to sth. 表达对某事的反对(3)opposed adj. 相反的；反对的；截然不同的(不用于名词前)Most of the local residents opposed the

36、 closing of the school.当地大多数居民反对关闭这所学校。 + -ing verb I would certainly oppose changing the system.我当然会反对改变这一制度。 归纳归纳拓展：拓展：反对反对(做做)某事某事oppose (doing) sth.be opposed to (doing) sth.object to (doing) sth.be against (doing) sth.词语积累：opposite prep.在对面adj.对面的；相反的adv.在对面n相反的人(或物)；对立物A is opposite BA在B的对面sit

37、 opposite sb.坐在某人对面be opposite to与相反in the opposite direction向相反的方向have the opposite effect起反作用live opposite住在对面第一版块|核心单词即学即练单句语法填空 Many local people opposed _ (build) the new airport.The statesman, _ (oppose) to carrying out the project, made some comment in the report.They expressed strong _ (oppo

38、se) to the plans.With a lot of people _ (oppose) it, the government had to postpone the new proposal.buildingopposedoppositionopposing第一版块|核心单词absence n不存在；缺乏；缺席，不在absent adj.缺席的in the absence of 因缺乏in/during ones absence 某人不在/缺席的时候absence of mind 心不在焉absence from work/school 缺勤/缺课be absent from sch

39、ool/a meeting/work 不上学/不到会/缺勤反义词：be present at.出席present adj.出席的，到场的presence n出席，到场 第一版块|核心单词即学即练完成句子Courage is not the _ (absent) of fear but rather the judgment that something else is more important than fear. The campaign had begun _ his absence.There were so many people absent _ the meeting that

40、 it had to be put off.完成句子The manager _ (缺席) the important meeting last week.Ill _ (出席) your firms reception next week. absenceduring/infromwas absent frombe present atemphasis n强调；重视；重要性emphasise vt.强调；重视(同emphasize)lay/put/place emphasis on 强调；着重于emphasise the importance of. 强调的重要性近义词：stress vt.强调

41、；着重highlight vt.强调；突出即学即练单句语法填空Our English teacher placed emphasis _ learning the spoken language.The professor puts a lot of _ (emphasise) on creativity.Our leader _ (emphasis) the necessity of getting up early.onemphasisemphasised第一版块|核心单词resist v抑制；反抗；抵挡resistance n抑制；反对；抗拒resistant adj.抵抗的，反抗的 T

42、he villagers resist the mining company operating in their village.村民们反对那个采矿公司在他们村作业。The bank strongly resisted cutting interest rates.这家银行强烈反对降低利率。He was charged with trying to resist arrest.他被控企图拒捕。误区警示：忍不住做某事cant resist doing sth.()发散拓展：cant help doing sth.禁不住做起来第一版块|核心单词即学即练单句语法填空 She could hardl

43、y resist _ (cry) when she heard that she hadnt passed the test.For months the company has resisted _ (change) its accounts system.The no-smoking policy was introduced with little _ (resist) from staff.They contain more vitamins and will be more resistant _ pests.完成句子这对年轻夫妇忍不住炫耀他们的新车。The young couple

44、 couldnt _their new car.cryingchangingresistancetoresist showing off第一版块|核心单词accurate adj.精确的；准确的accurately adv.精确地，准确地accuracy n精确，准确 We havent yet had an accurate timetable to publish these books.出版这些书，我们还没有准确的时间表。As it turned out, their analysis was accurate in data.结果证明，他们的分析在数据方面是很准确的。To be acc

45、urate, there are 46 institutes located along the main road of the city.准确地说，该市沿着这条主要道路共有46所研究所。即学即练完成句子_ (精确地说), 210 journalists attended the meeting.单句语法填空The loss has not yet been calculated _ (accurate), but it is believed to be well beyond a hundred million dollars.They questioned the _ (accurat

46、e) of the information in the file.We hope to become more accurate _ predicting earthquakes.To be accurateaccuratelyaccuracyin第二版块|重点词组总结switch off / on 关/开（电灯、机器等）remote control 遥控器；遥控air conditioner 空调机；空调设备daily routine 日常生活early on 在初期；早先catch fire 着火in this sense 从这种（某种）意义上来讲artificial intelligence (AI) 人工智能keep in touch (with.) （与.）保持联系