选修六-unit--Global-warming-section.ppt

单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,要点层级解读,课时演练广场,课前自主预习,人教版英语 选修6,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,*,Unit 4Global warming,Section Learning about Language&Using Language,.重点单词,一、将下列单词与所对应的英文解释连线,1widespreadAa promise to do something,2average Bhappening without being planned or thought about,3advocate Cthe facts or conditions that affect a situation,4circumstance Dpublicly support a particular policy or ways of doing things,5casual Earound a usual or an ordinary level or standard,6commitment Fexisting or happening in many places or situations，or among many people,答案：,二、根据所给词性和汉语意义写出英语单词,1,adj,.分布广的；普遍的,(同义词),adj,.普遍的；一般的,2,adj,.平均的,n,平均数,v,平均为,3,n,生存；存在,v,存在,4,n,承诺；交托；信奉,v,承诺,5,n,污染；弄脏,v,污染；弄脏,6,n,贡献,v,贡献；捐助,widespread,universal,average,existence,exist,commitment,commit,pollution,pollute,contribution,contribute,7,n,显示；演出,adj,.展示的；表演的,8,n,分歧；不一致,v,有分歧；不同意,presentation,presentational,disagreement,disagree,.重点短语,根据汉语意义补全短语,1,the whole大体上，基本上,2put up,忍受；容忍,3,long as只要,4human,人类活动,5,warming全球变暖,6,gas天然气,7natural,自然现象,on,with,so/as,activity,global,natural,phenomenon,8,the sea level海平面之上,9turn,出现，露面，调高,10provide sb.,sth.为某人提供某物,11,behalf of 代表,一方,above,up,with,on,on the whole,总的看来，大体上，总体上；基本上(P,28,),On the whole,，I,m in favour of your plan.,总的来说，我赞成这项计划。,His business was,on the whole,successful.,他的事业大体上是成功的。,the whole thing事情的全部,as a whole整个来看,in general 总的来说,归纳拓展,即境活用,1完成句子,我的意见大体上同你的差不多。,My opinion is _the same as yours.,总的来说，我们的谈判进展顺利。,_，our talks were going on smoothly.,答案：,on the whole,On the whole,You may borrow this book as/so long as you promise to give it back.,electrical adj.,They say its unnecessary to change the plan and,7 n显示；,答案：Provided/Providing thatprovided；,in/under the circumstances在这种情况下,The government provide the poor with food.,在任何时间和任何情况下，中国都不会使用核武器。,昨天他没出现使我很失望。,electrical；,我代表在座各位祝你退休愉快。,在一定条件下，水能够变成水蒸气。,appreciate sth.,turn away 把打发走；,11 behalf of 代表一方,使用或产生电的，意为“电的”“电动的”,is an electrical engineer.,3 n生存；,average,(P,29,),(1),adj,.平均的，普通的,The,average,price of houses in this city has increased by nearly 30%.,这个城市的平均房价增长了近30%。,There was nothing special about the filmit was only,average,.,这部影片没有什么特别之处不过是一般的片子。,(2),n,.平均，一般,His performance is,above the average.,他的成绩在一般水平之上。,Do you know how to work out,an average?,你知道如何计算平均数吗？,an average of平均有(后跟数词),on(the)average平均起来,above,/below average在平均水平以上/,以下,to(the)average达到平均的,up to(the)average 达到平均水平,归纳拓展,即境活用,2完成句子,She walked at _(平均速度)of 4 km per hour.,Temperatures are _(高于平均温度)for the time of year.,答案：,an average speed,above average,provide,v,(P,29,),(1),v,t,.供应；供给,The government,provide,the poor,with,food.,政府提供给穷人食物。,(2),v,i,.供养；准备给予,She,provides for,her family by working in a hospital.,她靠在医院工作来养家。,归纳拓展,温馨提示：,provide 后不接双宾语。,provided/providing意为,“,假如,”,，引导条件状语从句。,即境活用,3完成句子,_(假如)there is no opposition，I will act as representative of our class.,They _food and clothes _(提供)the sufferers.,He had to _(赡养)the large family.,答案：,Provided/Providing that,provided；for,provide for,on behalf of,代表,一方；作为,的代言人；为了帮助(某人)；为了(某人)(P,30,),On behalf of,everyone here，may I wish you a very happy retirement.,我代表在座各位祝你退休愉快。,On behalf of,the school I would like to thank you all.,我谨代表学校向你们所有人表示感谢。,can,t be here，so his wife will accept the prize,on his behalf,.,奈特先生不能来，因此由他的夫人代他领奖。,温馨提示：,on behalf ofon one,s behalf，意为,“,代表某人,”,。,即境活用,4完成句子,I paid the money _(替你),I wrote several letters _(代表他),答案：,on your behalf,on behalf of him,appreciate,vt,.,鉴赏，欣赏，感激，评价，珍惜(P,30,),You can,appreciate,his novels better if you read his autobiography.,如果你读了他的自传，你就能更好地欣赏他的小说。,I,appreciate,your friendship very much.,我非常珍惜你的友谊。,We really,appreciated,her offering to help.,当她提出愿意帮忙时，我们确实很感激。,appreciate sth./doing感激某事,appreciation,n,评价，鉴识，鉴赏力,in appreciation of/for 因鉴赏,而；为感谢,I would appreciate it if.如果,我会很感激,归纳拓展,温馨提示：,appreciate 不跟人作宾语，不能说appreciate sb.。,appreciate，like，love，hate等后接从句时，在从句前先用形式宾语it。,即境活用,5完成句子,I greatly _(感激)your help.,He _(赏识)your talents.,_(我将不胜感激)if you would turn the music down.,答案：,appreciate,appreciates,Id appreciate it,put up with,忍受；毫无怨言地忍受,(P,30,),I don,t know how his parents,put up with,his bad behaviour.,我不知道他的父母是如何忍受他的恶劣行为的。,Noise is coming to the point where we can,t,put up with,it.,噪音快到我们无法忍受的地步了。,put away 储存(钱)；收拾起来,put down 写下，记下；击败，平定,put forward 提出(意见，建议),put off 延期，推迟,put on 表演，演出；戴上，穿上,put out 熄灭；扑灭,put up 举起；抬起；张贴，公布,put aside 节省(钱、时间)；储蓄,归纳拓展,I am not opposed to the plan _(只要你准时完成任务),We are spending _than we used to.,is an electrical engineer.,_(在这样的情况下)，we must rely on ourselves.,appreciate，like，love，hate等后接从句时，在从句前先用形式宾语it。,above/below average在平均水平以上/以下,I would appreciate it if.,他的成绩在一般水平之上。,如果你想听清楚，你最好把收音机声音调大。,appreciation n评价，鉴识，鉴赏力,8 n分歧；,on condition that 只要,as far as 远到,up to(the)average 达到平均水平,as far as 远到,He had to _(赡养)the large family.,形象助记,即境活用,6完成句子,We have to_(忍受她的坏脾气),They say its unnecessary to change the plan and,_(我们应该容忍)these rules.,答案：,put up with her bad temper,that we should put up with,electrical,adj,.,和电有关的,(P,30,),The Prius has a smaller engine than similarsized car，but its,electrical,system automatically assists the engine when more power is needed.,与同等大小的车相比，普锐斯有一个较小的发动机，但它的电气系统能在需要更多动力时自动辅助发动机。,is an,electrical,engineer.,布莱克先生是一位电机工程师。,electrical,adj,.电的，用电的,electrical appliance 家用电器,electrical power,/energy 电力/,电能,归纳拓展,易混辨析,electric,/electrical/,electronic,单词,词义,electric,使用或产生电的，意为,“,电的,”“,电动的,”,electrical,指与电有关的或涉及电气科学的技术研究,electronic,指使用芯片、晶体管等电子元件的,即境活用,7用electrical，electricity，electric，electronic填空,Yesterday my _light didnt I referred to some _books to find out why，but in I decided to send an Email(_mail)to my elder brother for found out the cause was that there was no _at all.,答案：,electric；electrical；Electronic；electricity,so long as,只要，也可用,as long as,(P,30,),As long as,you study hard，you,ll succeed in passing the exam.,只要你努力学习，你就能通过考试。,You may borrow this book,as/so long as,you promise to give it back.,只要你答应归还，你就可以把这本书借走。,as far as 远到,as soon as 一,就,as far as.concerned 就,而言,on condition that 只要,归纳拓展,即境活用,8完成句子,We will go there _(只要天气好),I am not opposed to the plan _(只要你准时完成任务),答案：,so long as the weather is fine,as/so long as you can finish it on time,turn up,调高音量；找到；出现；到达,(P,30,),That he didn,t,turn up,yesterday made me disappointed.,昨天他没出现使我很失望。,You,d better,turn up,the radio if you want to hear clearly.,如果你想听清楚，你最好把收音机声音调大。,turn on 打开；开启,turn off 关掉；关闭,turn to 向,求助；转向,turn away 把,打发走；解雇,turn in 交还；上交,turn out 证明(是)；结果(是),turn down 降低，减弱；调低速度、音量、强度或流量；拒绝某人的建议/忠告,归纳拓展,即境活用,9完成句子,我们请她吃饭她都不露面。,We invited her to dinner but she didnt even bother _.,收音机我听不太清楚，你把声音开大点行吗？,I cant hear the radio very well；could you _a bit?,答案：,to turn up,turn it up,circumstance,n,环境；情况(常用复数)(P,30,),Water can be changed into vapor in certain,circumstances,.,在一定条件下，水能够变成水蒸气。,I can trust her in any,circumstance.,在任何情况下，我都信任她。,At no time and,under no circumstances,will China use nuclear weapons.,在任何时间和任何情况下，中国都不会使用核武器。,in/under the circumstances在这种情况下,in/under no circumstances无论如何不(用于句首倒装),归纳拓展,即境活用,10完成句子,_(在这样的情况下)，we must rely on ourselves.,_(在任何情况下我都不背叛)my friends.,答案：,In/Under the circumstances,In/Under no circumstances will I betray,It is OK to leave an electrical appliance on so long as you are using it,if not,，,turn it off,！只要你在使用电器设备，你便可以把它开着，如果不用就把它关掉！(P,30,),此处if not是if you dont use it的省略形式，属于if型省略结构，意为,“,如果不是这样的话,”,。,Ask her if it is a convenient time.,If not,，can she suggest another possible time?,问问她那个时间方便不方便。要是不方便，那她可不可以另提一个可行的时间？,You,d better get up early.,If not,，you,ll be late for class.,你最好早起。否则，你就会上课迟到的。,if so如果这样,if any如果有,if necessary如果有必要,if ever如果曾有过的话,if possible如果可能,归纳拓展,即境活用,11完成句子,如果有，也很少。,_，there are only a few.,如果有必要，我就把它给你带来。,_，Ill bring it to you.,答案：,If any,If necessary,It takes a lot of energy to make,things from new materials,，,so,，,if you can,，,buy things made from recycled materials.,用新材料来做这些东西要花费大量的能源，因此，如有可能，就买那些用回收材料制成的物品吧。(P,30,),“It takes do.”是固定句式，表示“做某事需要”。,It took my great courage to tell,the truth.,说出真相需要我极大的勇气。,It,usually,takes half an hour for me,to get to my school.,我通常花半小时到达学校。,归纳拓展,“,花费,”,句型荟萃：,归纳拓展,cost：money,归纳拓展,即境活用,12完成句子,这次旅程将花费我们大约3天时间。,The journey should _.,我们在食物上的花销比过去多多了。,We are spending _than we used to.,答案：,take us about three days,a lot more on food,谢谢观看！,谢谢观看,