新教材2020-2021学年外研版英语高中选择性必修2课件：UNIT 6 PERIOD 4 DEVELOPING IDEAS 阅读提能课 .ppt

1、Unit 6 SurvivalPeriod 4Developing ideas 阅读提能课自主素养储备.写出黑体单词在句中的含义1.I dont speak too much but Im confident,optimistic,strong and patient.()2.Driving at an average speed can reduce the fuel consumption.()3.The doctor observed the child to see how he would react to the medicine.()4.How much do you willi

2、ng to spend on shampoo monthly?()5.Some of the children affected were just a few months old,the official news agency said.()乐观的消耗反应每月局;处6.This is the first time nuclear power plants have been hit by an earthquake or tsunami.()7.I infer from your letter that you do not wish to see us.()8.Do not expos

3、e contact lenses or lens storage cases to any type of water.()核能的推断暴露.根据语境和汉语提示写出相应的短语1.A good manager must be able to _(处理)the relationship with staff.2.You should always bring you temper _(把控制住).3.Teach a man to fish,and you _(摆脱;除去)him on the weekends.4.As time goes on,we shall eventually _(彻底毁灭)

4、all the enemy.5.The simplest house _(由组成)a single room with a sink in the corner and a toilet.6._(与此同时),he expects food prices to rise at least a little over the next several months.cope withunder controlget rid ofwipe outconsists ofIn the meantime.阅读课文,完成下列习题1.Read the passage Plan B:Life on Mars?a

5、nd say something that you know about Mars._ Mars is the second smallest planet in the solar system.Its surface is coveredwith rocks and the average temperature on Mars is-63.2.Fill in the form.Plan B:Life on Mars?WhyParagraph _The greatest fear and risk to life on _.HowParagraphs 2,3&4Martian _ and

6、the _it requires.WhenParagraph _Still _ away.1Earthexplorationskill,courageand intelligence5decades1.optimistic adj.乐观的;乐观主义的【观察悟】Shes not very optimistic about the outcome of the talks.她对会谈的结果感到不太乐观。They are cautiously optimistic that the reforms will take place.他们对是否实行改革表示审慎的乐观。知识素养积淀Both sides ha

7、ve spoken optimistically about the talks.双方都对会谈表示乐观。Not everyone is so pessimistic about the future.不是每个人都对未来如此悲观。【生成得】be optimistic _ 对感到乐观optimistically adv._ adj.悲观的about/that乐观地pessimistic【内化用】She is not _the future.她对未来并不感到乐观。The experts are optimistic _.那些专家对我们将会成功持乐观态度。Tired as he is,he has t

8、o continue his journey _.尽管他已经很累了,但是他还要乐观地继续他的旅程。There is no reason to be _the future.没有理由对未来悲观。optimistic aboutthat we will succeedoptimisticallypessimistic about2.consumption n.(精力、油、电等的)消耗量 派生consumptive adj.消费的;消耗的 词根consume v.消耗;消费【观察悟】The President has announced emergency measures to limit fue

9、l consumption.(教材典句)总统宣布了紧急措施以限制燃料消耗。The fact is that a huge brain is a huge drain consumption of energyon the body.(高考典句)事实是,一个庞大的大脑是对人体的巨大消耗(能量的消耗)。We are living in consumptive and optional times.我们现在生活在一个消费的、有选择的时代。Some of the most efficient refrigerators consume 70 percent less electricity than

10、traditional models.一些极为节能的冰箱比传统型号耗电减少70%。【内化用】Classically,overweight people underestimate the volume of food _(自己摄入的).The _(平均每日摄入量)of fruit and vegetables is around 200 grams.This change has brought its _(消费习惯的变化).that theyconsumeaverage daily consumptionconsumptive habit changes3.react v.反应 派生reac

11、tion n.反应【观察悟】They were not sure how the Americans would react to the new type of music.(高考典句)他们不确定美国人会对这种新型音乐有何反应。Iron reacts with water and air to produce rust.铁和水及空气发生反应产生铁锈。He reacted strongly against the artistic conventions of his time.他强烈反对当时的艺术俗套。What was his reaction to the news?他对这消息有何反应?【

12、生成得】react _ 对有反应react with _react _ 反对_ n.反应;化学反应to与起反应againstreaction【内化用】用适当的介词填空。How did he react _your suggestion?The zirconium can react _water to produce zirconium oxide and hydrogen.People react _the aggressor!He was surprised that _.他很惊讶自己的回答会引起如此强烈的反响。towithagainsthis answer should have cau

13、sed such a strong reaction4.infer vt.(根据其他已知信息)推定;推断 派生inference n.推断;结论【观察悟】What can we infer about the parent from her reply in Paragraph 1?(高考典句)从第1段中她的答复中,关于父母我们可以推断出什么?It can be inferred that at that time food was divided into portions for each person.(时事典句)可以推断,当时每个人的食物都分为几部分。I inferred from w

14、hat she said that you have not been well.我从她的话语里推断你身体一直不太好。The clear inference is that the universe is expanding.显然结论是宇宙在扩大。【生成得】infer _从推断_推断出frominfer that【内化用】What do you _?你从她的拒绝中推断出什么?_he failed in the competition from his facial expression.从他的表情可以推断他输掉了比赛。infer from her refusingWe can infer th

15、at5.expose v.使暴露(于险境);展示;揭穿 派生exposure n.面临,遭受【观察悟】Expose to warm or heated air so as to dry.(话题典句)为了使变干而暴露在温和的或热的空气中。We want to expose the kids to as much art and culture as possible.我们想让孩子们受到尽可能多的艺术和文化熏陶。She was exposed as a liar and a fraud.她说谎和欺骗的面目被揭穿了。Their cancers are not so clearly tied to r

16、adiation exposure.他们的癌症是否和接触辅射有关还不太清楚。If the exposed wires contact,we shall have a short circuit.如果裸露的电线相互接触,就会发生短路现象。【生成得】expose sb./sth./yourself(to sth.)使面临,使遭受(危险或不快);使接触;使体验_ n.面临,遭受exposure【内化用】用expose的正确形式填空。This medicine is not to be _to daylight.If you take photos at night with your phone,i

17、t needs long _for better quality.exposedexposure6.consist of 由组成,由构成【观察悟】It consisted of a closed space in which people,animals and plants could live together.(教材典句)它由一个封闭的空间组成,人、动物和植物可以一起生活。All arts consist in the imitation and study of nature.一切艺术存在于对自然的模仿和研究。Love does not consist with hate.爱与恨是不能

18、并存的。【生成得】consist _ 由组成(构成)consist _以为要素;主要在于consist _和一致;并存ofinwith【知识延伸】表示“由组成”的常见英语短语有:consist of;be composed of;make up,bemade up of;be formed of区别:consist of没有被动语态结构The United Kingdom consists of Great Britain and Northern Ireland.联合王国由大不列颠和北爱尔兰组成。be composed of,be made up of 一般都是被动语态结构Water is

19、composed of hydrogen and oxygen.水由氢和氧组成。The Bull Team is made up of 15 players.公牛队由十五个运动员组成。make up 一般是主动语态结构Life is just a series of trying to make up your mind.生活就是由一系列你下定决心去做的事组成的。be formed of 由几个独立的部分组成一个完整的东西The table was formed of two large slabs of stone.这个桌子由两块大石板组成。【内化用】用正确的介词填空。Happiness d

20、oes not consist _ how much money you have.The delicious soup consists _ tomatoes,peas and meat.As we all know,theory should consist _ practice.inofwith7.The most likely choice is Mars,which is relatively close to Earth and has an environment less hostile than that of other planets.最可能的选择是火星,它与地球相对较近

21、,并且环境比其他行星不那么恶劣。【观察悟】The most likely choice is Mars,which is relatively close to 定语从句Earth and has an environment less hostile than that of other planets.句中which是用在逗号后面,引导非限制性定语从句。These apple trees,which I planted three years ago,have not borne any fruit.这些苹果树是我三年前栽的,还没有结过果实。She was very patient tow

22、ards the children,which her husband seldom was.她对孩子们很有耐心,她丈夫却很少这样。His lie cheated everyone in this room,which made all of us angry.他的谎言欺骗了这个房间里的所有人,这使我们所有人都感到愤怒。In the presence of so many people he was a little tense,which was understandable.在那么多人面前他有点紧张,这是可以理解的。【生成得】关系代词which在非限制性定语从句中所指代和修饰的可以是主句中

23、的_、_词、短语、其他从句或整个_,在从句中作主语、动词宾语、介词宾语或表语。名词形容主句【内化用】Air,_,is something we can not live without.空气,我们人类看不见,但却是我们生存必不可少的东西。She is always careless,_.她总是马虎大意,我们可不应该这样。When deeply absorbed in work,_,he would forget all about eating and sleeping.聚精会神地工作时,他经常这样,他会废寝忘食。which we humans cant seewhich we should

24、not bewhich he often was8.There is no doubt that humankind is drawn towards Mars,with dreams of making it our second home.毫无疑问,人类被火星吸引,梦想将其作为我们的第二故乡。【观察悟】本句为固定句式:There is no doubt that.,用于表示“毫无疑问,”。There is no doubt that hobbies have a great influence on peoples life and society.毫无疑问,爱好深刻影响了人们的生活和社会

25、。There is no doubt that it was a strange and interesting situation.毫无疑问,那是一个奇怪而有趣的局面。There is no doubt that near-sightedness is a serious problem among the youth of our country.毫无疑问,近视在我们国家的年轻人中是一个严重的问题。【生成得】在There is no doubt that句型中,_引导的是同位语从句。同位语从句的功能就是解释主语,它的位置跟定语从句一样都是位于_之后,但这个从句是一个结构完整的从句,that

26、是_,而不是关系词。that名词连词【内化用】_he will succeed this time.毫无疑问,他这次一定会成功。There is no doubt that _.毫无问题,他是一个可信赖的人。There is no doubt that _.毫无疑问,他说的不是事实。There is no doubt thathe is a reliable personhe is not telling the truth.根据语境和首字母写出正确的单词1.I feel that as long as I am happy,it is all good.I will face my life

27、 with this o_ attitude.2.The canteen is to profit,so at least they encourage c_.3.So dont be upset if they dont r_ as you hoped.4.How much money is your current average m_ cost for your own?5.The a_ said the genetically engineered sugar beets do not harm the environment.课时素养达标ptimisticonsumptioneact

28、onthlygency6.French nuclear safety agency said the explosion did not lead to n_ radiation leakage.7.I couldnt make out what Yao said,but I could i_ from the body language.8.Parents should not e_ the children to violent program.uclearnferxpose.根据语境写出正确的短语1.Not only must we be confident of our own fut

29、ure,but we must also be ready to _(应付)any sort of setbacks.2.For a startup or small business,one of the most difficult things is to bring capital expenditures _(控制).3.Its smart of him to _(摆脱掉)the trouble.4.We are always ready to _(消灭)any enemy who dares to attack.5.Most of these groups _(组成)graduat

30、e students and teachers.6._(同时),Im going to do a few experiments of my own.cope withunder controlget rid ofwipe outconsist ofIn the meantime.完成句子1.He is an excellent student in all subjects except for math,_.他是个除数学之外各科都优秀的优等生,数学是他的短处。2.Every soldier was wearing earplugs,_.每位士兵都戴着耳塞,这便使会话变得困难起来。3.He

31、got married again a year later,_.他一年后又结婚了,这使大家都吃惊。which is hisshortcomingwhich made conversation difficultwhich surprised everybody4._other people find these doughnuts irresistible.毫无疑问,其他人觉得甜甜圈是不可抗拒的。5.There is no doubt that _.电视已经大大地改变了人们的生活,这一点是毋庸置疑的。6.There is no doubt that Mr Putin _.毫无疑问,普京将赢得

32、这次选举。There is no doubt thattelevision has greatly changed peoples liveswill win the election写一个生存故事(Writing a story of survival)【写作指导】话题阐释生存故事涉及高中课程标准中的多个话题,与自然、社会和世界与环境三个话题都有关联,可以很好地考查学生的思辨能力和独立精神。写作素养提升文体概述生存故事本质还是记叙文,基本上需要写出who,where,what,how四个方面的内容。表达上需要注意具体的时态语态,细节描述必不可少。词汇和句型使用不受限制,相对灵活多变。对生存过

33、程中遇到的具体问题,要表达清楚,并给出解决办法。总体上,这个文体的考查,对学生的想象力和表达力要求很高,能够真正体现新课程标准对学生能力的要求。框架构建My classmates and I(什么人)took part in(什么活动).organized by.from.to.(具体信息)We were in preparation for(做了什么准备).On the way we(遇到什么麻烦).We lost our way.Luckily,we(脱险的方法).As we arrived.,we.We also learned.(最后结果)Through the program,we.

34、Although it was.but.(个人感受)【典题示例】今年夏天你和其他同学参加了一次学生会组织的野外生存训练(wildness survival program)。请根据提供的信息,用英语写一篇短文来描述这次活动并谈谈自己的感受。时间:7月10日至13 日 活动:1.携带物品:指南针、帐篷、手电筒、地图、急救包、食品和衣物等。2.途中翻过三座山,游过两条河。在穿越森林时迷了路,靠指南针你们找到了正确的方向。3.在营地,支起帐篷,自己生火、做饭。4.学习紧急救护。注意:1.词数80个左右。2.参考词汇:指南针compass 手电筒flashlight 急救箱first-aid kit

35、宿营地campsiteStep 1谋篇立意体裁:生存故事要点提示时态:一般过去时time and placeactivitiesfeeling人称:第一人称Step 2语言支架1.今年夏天7月10号到13号,我和同学参加了学生会组织的一个野外生存活动。参加_ _ organized by翻译成一个含有过去分词作后置定语的句子_ take part in由组织My classmates and I took part in a wildness survival program organized by theStudents Union from July 10th to July 13th

36、this summer.2.在开始之前,我们准备了很多设备,包括指南针、地图、急救箱、帐篷、手电筒、一些食物和一些衣服。_ in preparation for设备 _包括 _ 组成句子_ 准备equipmentincludeBefore we started,we were in preparation for the equipment including acompass,a map,a first-aid kit,tents,flashlights,some food and some clothes.3.在途中,我们攀登了三座山,游过两条河流。我们在森林里迷路了。_ on the w

37、ay迷路_ 用and then连接两个简单句进行描写_ 在路上lose ones wayOn the way we climbed three hills and swam across two rivers,and then we lostour way in the forest.4.幸运的是,我们使用指南针找到了正确的方向。到达营地后,我们搭起帐篷、生火,然后开始做饭。我们还学习了如何进行急救。幸运的是_ put up tents_how to give first-aid组成句子_ Luckily搭起帐篷如何进行急救Luckily,we found the right directio

38、n with the compass.As soon as we arrived atthe campsite,we put up our tents,made a fire and then started cooking.We alsolearned how to give first-aid.5.通过这个活动,我们学会了使用在课堂上获得的知识来解决问题。虽然很累,但对我来说却是难忘的经历。解决问题_令人疲惫的_难忘的经历_ 组成句子_ solve problems exhaustingan unforgettable experienceThrough the program,we le

39、arned to use knowledge gained in class to solveproblems.It was an exhausting but quite unforgettable experience for me.Step 3润色组篇(注意句间逻辑关系,恰当运用过渡词)My classmates and I took part in a wildness survival program organized by the Students Union from July 10th to July 13th this summer.Before we started,we

40、 were in preparation for the equipment including a compass,a map,a first-aid kit,tents,flashlights,some food,some clothes.On the way we climbed three hills and swam across two rivers,and then we lost our way in the forest.Luckily,we found the right direction with the compass.As soon as we arrived at

41、 the campsite,we put up our tents,made a fire and then started cooking.We also learned how to give first-aid.Through the program,we learned to use knowledge gained in class to solve problems.It was an exhausting but quite unforgettable experience for me.【善积累获新知】话题词汇识记knife刀子 flashlight手电筒tent帐篷watch

42、手表compass指南针jug水罐identify the direction辨别方向the search for water寻找水源 find the North Star寻找北极星through the trees and mosses to determine the direction通过树木、苔藓来判断方向 话题好句背诵1.Polaris(北极星)is the best compass(指南针),whose direction is north.2.Usually the branches and leaves in the south side of the tree are le

43、afier than the north side because of the sun.3.The observation of tree rings(树的年轮)can also help identify the direction.4.If you can hear the sound of a stream(溪流)or waterfall,water is near.5.We can collect some dew(露水),which can relieve thirst(口渴).6.Collect rain:the rain water is safe to drink.Use e

44、very container you can get to collect rain water:umbrellas,big leaves are advisable.7.Some plants are not edible or even poisonous.8.Plants bright in color are more likely to be poisonous,especially fungi(菌类).Topic:Facing crisis.常用词汇及例句1.fear n.害怕,恐惧I have a fear of being in small places.我害怕置身于狭小的空间

45、里。2.scare v.惊吓,使受吓frighten v.使惊吓death n.死亡口语表达培优You scared me.=You frightened me.你吓坏我了。You scared me to death.你把我吓死了。3.make ones hair stand on end 使某人吓得头发都竖起来了That horror movie made my hair stand on end.那部恐怖电影吓得我头发都竖起来了。4.horror-stricken adj.吓坏的(=horror-struck)We were horror-stricken when we saw the

46、 accident.我们目睹了这起意外,都吓坏了。5.I was scared silly.我都吓傻了。I get scared.我害怕了。I almost lost it.吓得我不知所措。My blood ran cold.吓得我不寒而栗。6.crisis:dilemma,unstable situation危机,紧急关头,难题:进退两难的局面,困难的选择,不稳定的情况My new haircut caused a real crisis in my lifehow could I face the world with such a bad hair-do?我的新发型可真给我的生活出了一大

47、难题我怎么能以这样糟糕的发型来面对世界?7.hyperventilating:to breathe too rapidly and deeply换气过度,强力呼吸:呼吸过急过深When I was playing football last week I was tackled so hard that I started hyperventilating.上周我在玩橄榄球的时候我被擒抱得如此之紧,以至于我的呼吸开始急促起来。8.calmer:less stressed,relaxed较平静:压力减轻,较放松A cup of coffee and a cigarette always help

48、 to make me calmer.一杯咖啡和一支香烟总能帮助我平静下来。.情景交际Bobby:Kelly!1._(救命啊)!Its a crisis!Kelly:Slow down,Bobby.Take a few deep breaths and tell me all about it.Bobby:Kelly!You have to help me!Kelly:Im trying to help you but you are 2._(换气过度).Bobby:Ok.Im calmer now.Kelly:Good.Now tell me what the problem is.Bobby:Im getting old,Kelly.Life is just passing by.Help mehyperventilatingKelly:Oh Bobby!You are too dramatic sometimes.Bobby:But its true.I have 3._(失去控制)my life.Kelly:Bobby,you never had any control in the first place.lost control over