选修六-Unit-4-课件市公开课一等奖百校联赛优质课金奖名师赛课获奖课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,本资料仅供参考，不能作为科学依据。谢谢。本资料仅供参考，不能作为科学依据。本资料仅供参考，不能作为科学依据。谢谢。本资料仅供参考，不能作为科学依据。,Unit 4 Global warming,1/123,晨读狂背,2/123,类型：分析原因,典例：人们在参观动物园时为何喜欢和动物拍照？,模板：(广东),指出现象 When visiting wildlife parks,many tourists love to take photos with animals.,3/123,分析原因(引出),Reasons for this are varied,.(逐条列出)(旅客),Some people want to,remember their enjoyable and unforgettable experience with the animals by taking photos with them(第一条).(动物),Besides,animals like koala and panda are so lovely that many tourists can not help hugging them and photographing with them(第二条).,4/123,词汇过关,5/123,_ n.现象,2._ n.资料;数据,3._ n.趋势;倾向;走向,4._ n.种类;范围,单词拼写,range,phenomenon,data,trend,6/123,5._ n.生存;存在,6._ n.环境;情况,7._ n.微波炉;微波,8._ n.教育工作者,educator,existence,circumstance,microwave,7/123,9._ n.污染;弄脏,10._ vi.扫视 n.瞥见,11._ vt.提倡;主张,12._ vt.使恢复;使振作,13._ adj.平均,average,pollution,glance,advocate,refresh,8/123,14._ adj.电,15._ adj.分布广,16._ adj.温和;温柔,17._ adj.核;核能,18._ adj.胡乱;任意,random,electrical,widespread,mild,nuclear,9/123,1._ n.,消费;消耗,_vt.,消费;消耗;耗尽;吃完,_ n.,消费者,(A)单词派生,单词拓展,consumer,consumption,consume,点拨:,类似词还有:assume/assumption。,10/123,2._ n.,订阅;赞成;捐助,_v.,订阅;赞成;捐助,_ n.,用户;订户;捐助者,subscriber,subscription,subscribe,11/123,3._ vt.反对;反抗,_ adj.敌正确;相反,_ adj.相反n.对立面,prep.在对面adv.在对面,_ n.反对;敌对;对面,opposition,oppose,opposed,opposite,12/123,4._ adj.随之发生;作为,结果,_ n.结果;后果;影响,_ adv.所以;所以;结果,consequently,consequence,consequent,13/123,5._vt.陈说;说明,_n.陈说;申明,statement,state,点拨:,加-ment变成名词词汇很多,类似词还有：manage/management,arrange/arrangement,agree/agreement,amuse/amusement等。,14/123,6._ adv.平稳地;连续地,_adj.平稳;连续;,稳固,_ n.稳健;稳定;平稳,steadiness,steadily,steady,15/123,7._vi.趋向;照料 vt.照料,_ n.倾向;趋势;癖好,8._ adj.随便;偶然,_ adv.,随便地;漫不经心地,tendency,casually,casual,tend,16/123,9._ n.贡献,_ vt.贡献;出力;投稿,_ n.贡献者;投稿者,contributor,contribute,contribution,17/123,10._vt.,展现;赠予,n.,礼品;现在,_n.,描述;介绍;赠予,_n.,提出者;赠予者,_adj.,出席;在场;现在,_n.,出席;参加;在场,presence,present,presentation,presenter,present,18/123,(B)灵活利用,1.The gap between the rich and the poor has the _(tend)to become wider and wider.,2.China is one of those countries with the most rapidly growing economy,and the national power is being _(steady)strengthened.,作状语用副词,tendency,steadily,作宾语用名词,19/123,3.Upon their arrival,Li Yue and Zhang Hua were warmly welcomed,and respectfully,they _(present)the elderly with flowers and fruits.,解析：,作谓语用动词,presented,20/123,4.Many students showed their determination that they would spare no efforts to equip themselves with,knowledge,in order to make_(contribute)to the development of their motherland.,解析：,在目标状语in order to.作动词宾语,故用名词,make contributions to 为做贡献。,contributions,21/123,5.Some people are in favor of the policy.They think it is reasonable and fair to carry out the policy,because the more the oil _(consume),the more money the drivers pay,which can avoid the unnecessary driving.,解析：,此结构the more+n.,the more+n.是个惯用句型,定语more修饰名词,复合名词oil consumption意为“油耗量”。,consumption,22/123,6.As a Senior Three student,I am supposed to plan our study efficiently so that I can grasp a wide range of subjects and knowledge._(consequence),it is essential for me to allocate(分配)more time on subjects I am weak in.,解析：,作状语用副词,Consequently,23/123,三、短语翻译,_大量,2._发生;造成,3._同意;赞成;订购,4._上升;增加;升起,go up,quantities of,come about,subscribe to,24/123,5._造成,6._反对,7._即使,8._ 继续,keep on,result in,be opposed to,even if,25/123,9._大致上;基本上,10._代表,一方,11._忍受;容忍,12._ 只要,13._等等,and so on,on the whole,on behalf of,put up with,so/as long as,26/123,1.我天天在珠江边散步时候,总能够看到江面飘着很多垃圾,如塑料袋、纸屑、果皮,等,。,1.Every day I walk along the Pearl River,I can often see,quantities of,rubbish such as plastic bags,litter,fruit peels,and so on,floating on the river.,四、短语利用,27/123,2.,这些垃圾,造成,珠江水变得很脏,。,2.The rubbish,results in,the dirty water.,3.,即使,我们天天都在叫着要保护环境,不过,仍有,很多人乱扔垃圾,。,3.Many people,keep on,throwing rubbish,even if,we call to protect the environment every day.,28/123,4.我真想知道是什么,造成,这种陋习。,4.I wonder how this sort of bad habit,comes about,.,5.,总来说,我强烈,反对,而且不能,容忍,这种行为。,5.,On the whole,I,am strongly opposed to,and cant,put up with,the behavior of this kind.,29/123,6.因为污染,地球面临全球温度上升。,6.The earth is facing a global warming because of pollution.,30/123,7.我,代表,爱护环境朋友们告诉那些喜欢乱扔垃圾人,只要,我们注意,我们就能够创造一个漂亮环境。,7.,On behalf of,those who take good care of the environment,I would like to say,as long as,we can behave ourselves,we can create a beautiful environment.,31/123,8.希望大家都能够从我做起,爱护地球。,8.Hopefully we can start from ourselves to protect the earth.,32/123,合并：,Every day I walk along the Pearl River,I can often see,quantities of,rubbish such as plastic bags,litter,fruit peels,and so on,floating on the river.There is no denying the fact that it is the rubbish that,results in,the dirty water in the Pearl River.As we can see,many people,keep on,throwing rubbish,even if,we call to protect the environment every day,so I wonder how this sort of bad habit,comes about,.,33/123,On the whole,I,am strongly opposed to,and cant,put up with,the behavior of this kind，for we have to realize that the earth is facing a global warming because of pollution.Hopefully and sincerely,on behalf of,those who take good care of the environment,I would like to say,as long as,we can behave ourselves and start from ourselves to protect the earth,we can create a beautiful environment.,34/123,五、词汇使用方法,1.Hambley,states,“More carbon dioxide is actually a positive thing.”汉布利实际上是这么说:“二氧化碳含量增加实际上是件好事。”(B6 P27),in a.state/in a state of.,处于状态,It is stated that=It is said that.,听说,35/123,利用,用适当词填空或依据提醒完成以下句子。,The writer stated his views in his latest book,and some of the _(state)are of great value.,statements,36/123,_(听说)that more than thirty people were killed in that accident.,He was _(健康情况不佳).,in a poor state of health,It is stated that,37/123,2.Plant trees in your garden or your school yard,as they absorb carbon dioxide from the air and,refresh,your spirit when you look at them.,在你花园或校园里栽种树木,它们能吸收空气中二氧化碳,还能在你观赏时候使你感到清爽。(B6 P30),38/123,拓展,refresh vt.使恢复;使振作,refreshing adj.使人振作,refreshed adj.振作;精神,refreshment n.(精力)恢复;点心,39/123,利用,用refresh适当形式填空。,He felt _after a _ bath.,解析：,前空作表语用形容词,表示“振作”;后空作定语用形容词,表示“使人振作”。,Love is the greatest _in life.,解析：“,在“the+adj.”后接名词,句意:“爱情是生活最好提神剂。”,refreshed,refreshing,refreshment,40/123,3.The problem begins when we add huge,quantities,of extra carbon dioxide into the atmosphere.,当我们在大气层中增加了大量额外二氧化碳时，问题就来了。(B6 P26),41/123,注意,可接不可数名词或可数名词复数。,a large quantity of+n.许多(作主语,谓语用单数),large quantities of+n.许多(作主语,谓语用复数),in quantity大量地,42/123,利用,用适当词填空或用所给词适当形式填空。,A large quantity of air-conditioners _(have)been sold since the temperature is high.,has,43/123,Large quantities of information _(have)been collected.,It is cheaper to buy goods _ quantity.,in,have,44/123,4.It means that more heat energy,tends,to be trapped in the atmosphere causing the global temperature to go up.这就意味着更多热量被困在大气层中,从而引发全球温度上升。(B6 P26),45/123,tend to do sth.经常会做某事;往往会做某事;易于做某事,tend to/toward sth.趋向;倾向于,tend on=look after 照料,46/123,利用,用适当词填空或用所给词适当形式填空。,When I am tired,I tend _(make)mistakes.,His view tends _ours.,to,to make,47/123,5.On the other hand,there are those，like George Hambley,who are,opposed,to this view,believe that we should not worry about high levels of carbon dioxide in the air.,在另首先,还有一些人,像科学家乔治汉布利,反对上面观点,他们认为我们无须担心空气中含有高含量二氧化碳,。(B6 P27),oppose(doing)sth.,反对(强调动作),be opposed to,反对(强调状态),48/123,利用,用所给词适当形式填空或依据提醒完成句子。,People who are in favor of peace are _(oppose)to nuclear weapon.,opposed,49/123,Many residents in Guangzhou oppose _(tear)down the old buildings which are cultural relics.,我反对醉驾。,I _ while drunk.,am opposed to driving/oppose driving,tearing,50/123,6.It will encourage a greater,range,of animals all of which will make life for human beings better.,它还会促进动物生长全部这些都能改进人类生活。(B6 P27),51/123,a range of,一系列;一套(同类),range between.and.,在和之间改变或变动,range from.to.,从延伸到从到不等,52/123,利用,用适当词填空或依据提醒完成句子。,He has a wide range of interests,_(range)from chess _ canoeing.,to,ranging,53/123,Their ages range _25 to 50.,边界从北部山地一直延伸到南部海岸。,The frontier _from the northern hills _ the southern coast.,to,from,ranges,54/123,7.Recycle cans,bottles,plastic bags and newspapers if,circumstances,allow you to.,把罐头盒、瓶子、塑料袋和报纸回收利用起来。(B6 P30),55/123,in/under the circumstances,在此种情况下,in/under no circumstances,决不;不论怎样都不,使用方法,意为“环境、情况”时,多用复数形式。,56/123,利用,依据汉语提醒完成以下句子,。,在这种情况下,最好别告诉他事故情况,。,_,it is better not to tell him about the accident.,你不论怎样都不要借钱给他,。,_you lend him money.,（部分倒装）,In/Under the circumstances,In/Under no circumstances do,57/123,8.So how has this,come about,and does,it matter?那么,这种温度增加是怎么产生呢？会产生什么影响呢？(B6 P26),使用方法,此短语通常与how连用。,例句,How did the accident come about?这个事故是怎样发生?,58/123,拓展,填入适当词完成以下短语。,come _(偶然)遇见(或发觉),come _出身于;来自,come _ 出版;发行;结果是,come _来到;共计;到达,come _ 变成现实;成为事实,true,across,from,out,to,59/123,9.They also agree that it is the burning of more and more fossil fuels that has,resulted in,this increase in carbon dioxide.,他们还赞同下述观点,正是因为越来越多燃烧化石燃料造成了二氧化碳增加。(B6 P26),60/123,result in=cause,引发;造成;造成(后接结果),result from,因为,而引发(后接原因),说明,表示“造成”词组还有:bring about,lead to,give rise to等。,61/123,利用,填入一个适当词。,Many illnesses result _ lack of exercise.,Lack of exercise results _ many illnesses.,in,from,62/123,10.Even if we start reducing the amount of carbon dioxide and other greenhouse gases,the climate is going to,keep on warming,for decades or centuries.即使我们开始降低二氧化碳和其它温室气体数量，在未来几十年或几个世纪内,气候仍会连续转暖。(B6 P27),keep doing sth.不停地/不间断地做某事,63/123,说明,keep on doing sth.可能有间断,强调“重复”和“决心”,而且经常附加感情色彩；,与sitting,standing,lying,sleeping等静态动词连用时,只能用keep doing。,64/123,利用,用keep或keep on适当形式填空。,Whatever happens,_trying.,Dont _asking me such silly questions.,keep on,keep on,65/123,She was very tired,but she _ working.,I _standing under the burning sun for a long time that day.,kept,kept on,66/123,11.I am doing a project,on behalf of,my school about global warming.我正代表学校做一项关于全球变暖课题研究。(B6 P30),使用方法,也能够表示为on ones behalf。,on behalf of 代表一方;作为代言人,67/123,利用,依据汉语提醒完成以下句子,。,我谨代表全家感激大家,。,I would like to thank all of you _,_.,史密斯先生不能来,所以他妻子代他领奖,。,Mr.Smith cannot come here,so his wife will accept the prize _.,on behalf,of all my family,on his behalf,68/123,句型积累,69/123,1.,There is no doubt that,the earth is becoming warmer(see Graph 1)and that it is human activity that has caused this global warming rather than a random but natural phenomenon.,毫无疑问,全球正在变暖,而全球变暖是人为,并不是随意自然现象,。(B6 P26),句型,There is no doubt that.,毫无疑问,一、美句诵写,70/123,仿写,依据汉语意思完成以下英语句子。,毫无疑问,庆贺圣诞节活动是一个了解西方文化好方式。,_the celebration for Christmas is a good way of learning about western cultures.,There is no doubt that,71/123,毫无疑问,过多电脑游戏会对学生健康有不良影响,。,_that too many computer games can _ _on students health.,have a bad effect,/influence/impact,There is no doubt,72/123,毫无疑问,做事不先考虑总会造成失败。,_ acting before thinking always _failure.,results in,There is no doubt that,73/123,2.Some byproducts of this process are called“greenhouse”gases,the most important one of which is,carbon dioxide.这个升温过程一些副产品就叫做“温室”气体,其中最主要是二氧化碳。(B6 P26),句型,the+最高级+one of+which/who is.其中最是,74/123,仿写,将以下句子译成英文。,这里有很多动画片,其中最受欢迎是喜羊羊与灰太狼。,Here are many cartoons,_,_ is Happy Sheep and Gray Wolf.,the most,popular one of which,75/123,我有三个姐姐，其中最年轻三年前往了美国。,I have three sisters,_,_went to USA three years ago.,the youngest one,of whom,76/123,应采取有效办法预防生存环境深入恶化,其中最主要办法之一就是限制过多私家车使用。,Some effective measures should be taken to keep our living environment from getting worse,_ _is to limit the use of private cars.,the most important one of,which,77/123,二、难句分析,There is no doubt that the earth is becoming warmer but there is fierce debate over whether it is human activity that has caused this global warming or whether it is just a natural phenomenon.毫无疑问,地球正在变暖。不过全球变暖原因是人为呢还是仅仅是一个自然现象呢？对于这个问题存在着激烈争论。(B6 P26),结构分析:,but把两个there be句型连接起来;前一个分句中,doubt后面that引导是同位语从句；whether.和or whether.是介词over _从句;it is human activity that has caused this global warming是一个_句,强调human activity。,强调,宾语,78/123,课文回顾,79/123,The Earths surface temperature has risen by about one degree Fahrenheit today.There is no doubt that the earth is becoming 1 _(warm).But how has this come about and does it matter?,一、课文填空,解析：,1.此处是一个隐形比较级。,warmer,80/123,People have fierce debates about whether 2 _is human activity that has caused this global warming,3 _(compare)with most of the natural changes.,解析：,2.强调句式it is.that.。,解析：,3.搭配：compared with 和比起来。,it,compared,81/123,Many scientists 4 _Dr.Janice Foster believe that people have caused the increase in the earths temperature 5 _ burning fossil fuels like coal,natural gas and oil to produce energy.,解析：,4.介词,表示举例,“像”。,解析：,5.介词,表示“经过”。,like,by,82/123,Some byproducts of this process are called“greenhouse”gases,the most important one of 6 _is carbon dioxide.The increased amount of carbon dioxide means that more heat energy 7 _(trap)in the atmosphere 8 _(cause)the global temperature to go up.,解析：,6.引导一个非限定性定语从句,先行词是greenhouse gases。,解析：,7.谓语动词被动语态。,解析：,8.非谓语动词作结果状语。,which,is trapped,causing,83/123,On the other hand,some scientists predict that any warming will be mild with few bad 9 _(environment)consequences.Anyhow,even if we start reducing 10 _ amount of carbon dioxide and other greenhouse gases,the climate is going to keep on warming for decades or centuries.,解析：,9.作定语用形容词。,解析：,10.此处amount of carbon dioxide前面已经提到过,故用冠词。,environmental,the,84/123,二、课文概要,About the global warming,all scientists agree that it has been caused by human activity.Some think it will benefit humans while others predict its a disaster.,85/123,走近高考,86/123,一、完形填空,浙江,The trip to that city was eye-opening for everyone,and near its end,all the young people in our group began to reflect on what it had meant.We,1,the first night we had arrived.We had all gone into the markets of the city so that the young people could experience its energy.,1.A.spent B.returned C.recalled D.killed,1.我们“回想”一下我们抵达第一个晚上,由后面宾语可知。,87/123,But what we actually saw simply,2,us all the rundown houses,the children in rags,the people begging for money.,2.A.puzzledB.annoyed,C.EmbarrassedD.shocked,解析：,2.按照常理城市本该是繁荣景象,但后面却提到了坍毁房屋,衣衫褴褛孩子们,乞讨人们,这是人们始料不及,所以选shock(震惊)。,88/123,Walking home,3,under a low bridge,we came across,4,families of homeless people seeking a bit of dry ground to sleep on for the night.,3.A.marchingB.running,C.PassingD.moving,3.前有walking home,由under a low bridge可知是从很低桥下“经过,经过”,选C。,4.A.entireB.normal,C.averageD.general,4.作者见到是无家可归“整个一家人”,选A。,89/123,We had to step over bodies as we found our way through the darkness.,The poverty(贫困)was,5,than anything my young companions had ever imagined.Back in the hotel,an air of sadness settled over the group.Many,6,and cried.,5.A.stronger B.deeper C.worse D.less,5.此处关键是than,句意:比我们年轻同伴想象要更糟糕,选C。,6.A.gave upB.broke down,C.set offD.held on,6.从后面and cried可知。break down“(身体,精神)垮了”。,90/123,Spending time in this,7,moves a person to care about humanity.,That evening,our group spent hours talking about what we had,8,.,7.A.environment B.hotel,C.houseD.background,7.上句an air of sadness中 air 就有“气氛,环境”含义,选A符合语境。,8.A.inspectedB.attempted,C.witnessedD.challenged,8.此处意思是大家在讨论白天所见所闻,所以选witness“见证,目睹”。,91/123,Gently,I