选修四单元Usinglanguage.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,*,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,*,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,*,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 4,Global warming,课前准备：,课本,2.,编号,4,导学案,3.,金榜、双色笔,1,disagreement,educator,contribution,pollution,casual,refresh,commitment,existence,presentation,individual,phenomenon,renewable,nuclear,circumstance,advocate,and so on,growth,put up with,drought,famine,mild,state,glance,environmental,can,widespread,on the whole,economical,average,on behalf of,Step 1,让单词飞一会儿,2,1.It was after he got,what,he had desired,that,he realized it was not so important,2.David said,that,it was because of his strong interest in literature,that,he chose the course.,3.It wasn,t until nearly a month later,that,I received the manager,s reply.,4.It is,what,you do rather than,what,you say,that,matters.,5.The Foreign Minister said,“,It is,our hope that the two sides will work towards peace.,”,3,6.It was,C.not until midnight that he went,back home after the experiments.,7.When was,it,that the general manager left for Japan?,8.It might have been John,that/who,bought a present for Mary yesterday.,9.It was,what,he meant rather than what he said,that,annoyed me.,10.It is the protection for the trees that really matters,rather than how many trees are planted.,4,11.It was lack of money,not of effort,that,defeated their plan.,12.I guess it was his eyes,that,attracted me first.,13.,“,How was,it that,they discovered the entrance to the underground palace?,”,“,Totally by chance.,”,14.What is it,that,his daughter needs most?,15.It was,when,she was about to go to bed,that,the telephone rang.,5,1.,写这本书的人就是,玛丽,。,It is Mary who wrote this book.,2.,这个就是长满了美丽鲜花的,花园,。,It is the garden that many beautiful,flowers grow in.,Quiz III:Translation,6,3.,她就是擅长唱歌的,女孩,。,It is the girl who is good at singing.,4.,那就是他叔叔移居纽约的,原因,。,It was for this reason that his uncle,moved to New York.,5.,错的人是,我,。,It is I who am wrong.,7,What can we do about global warming?,Lead-in,Skimming,Skim the letters and find who the writers are,and what their purpose of writing the letters is.,The first letter,is written by a student who,is asking for suggestions for his project,global warming.,The second letter,is written by an editor of,Earth Care,magazine.He offers the student some,suggestions on what to do about global warming.,Reading,1.on the whole,大体上，基本上,Checking,2.on behalf of,代表,3.have an effect on,对,有影响,4.advocate improvements,支持改善,5.together,individuals can make a difference,众人拾柴火焰高,6.put up with pollution,忍受污染,7.as a result of,因此，由于,8.suggstions on,关于,.,的建议,9.leave sth on,让,.,开着,10.electrical appliance,电器设备,11.as long as,只要,12.turn it off,把,.,关闭,10,13.be casual about,对,粗心大意,14.instead of,而不要,15.motor vehicles,机动车,16.if circumstances allow you to,如果情况允许的话,17.recycled material,回收的材料,18.get sb to do sth,让某人做某事,19.economical with energy,节能的,20.as well as,和，也,21.refresh your spirit,使你感到清爽,22.Finally and most importantly,最后也是最重要的是,23.your contribution counts,你的贡献和有价值,24.to start with,首先 起初,11,What can we do about global warming?,Turn a(n)_ off when you,re not using it.,Put on more clothes instead of turning up the _ .,Walk or _ instead of taking motor vehicles.,_ cans,bottles,plastic bags and newspapers.,electrical appliance,heat,ride a bike,Recycle,D,iscussion (,合作探究学案,Task I II),.,细读文章并选出最佳答案,1.Which is NOT the reason why Ouyang Guang writes the letter?,A.He is doing a project on global warming.,B.He feels individuals can affect huge environmental problems.,C.He isn,t sure where to start with his project.,D.He wants to get some suggestions from,Earth Care,.,2.Which is NOT true according to the editor,s letter?,A.Together,individuals can make a difference to environmental problems.,B.Individuals must put up with pollution.,C.Many activities individuals do can produce carbon dioxide.,D.Individuals can save energy to slow down global warming.,1.I am doing a project,on behalf of,my school about global warming.,我正代表学校进行一个关于全球变暖方面的课题研究。,2.I feel that individuals can,have little,effect on,such huge,environmental,problems.,像这样一个巨大的问题，个人是起不了什么作用,的。,3.,As,I,m not sure,where,to start with,my project,I would appreciate any,suggestions,you may have.,由于我还不清楚我该从哪里着手开始我的研究，,我希望能得到你们的建议。,15,4.There are many people,who,have a,commitment,like yours.,这有许多人像你一样承担这样的义务,5.Here are a few suggestions,on,how to reduce it,这有几条关于减少空气中二氧化碳含量的建议。,6.It is OK to,leave,an,electrical,appliance on so long as you are using it,-if not,turn it,off,.,在用电器设备时你可以让它开着，如果不用就把,它关掉。,16,7.If you are cold,put on more clothes instead of,turning up,the heat.,如果你觉得冷了，就多穿点衣服，而不要把暖气开大,8.Recycle cans,bottles,plastic bags and newspapers if,circumstances,allow you to.,如果情况允许的话，把罐头盒，瓶子，塑料带和,报纸回收利用起来。,9.It,takes,a lot of energy to make,things from new materials,so,if you,can,buy things,made,from recycled,materials.,用新的材料来做这些东西要花费大量的能源，因,此，只要有可能，就买那些用回收材料制成的物品吧。,17,1/15/2025,18,1.on behalf of,(1)on behalf of sb.=on sb.,s behalf,代表某人,(2)in behalf of sb.,in sb.,s behalf,为帮助某人,*We attended the global conference,on behalf of our country,.,我们代表国家参加了全球会议。,*We collected money,in behalf of,the homeless.,我们为帮助无家可归者而募捐。,重点词汇,2.make a difference,make some difference,有些关系,make no difference,没有关系,make a big difference to sb.,对某人有很大关系,*The sea air has,made a difference to,her health.,海上的空气改善了她的健康状况。,*The rain didn,t,make any difference to,the game.,这场雨对比赛没什么影响。,3.put up with,忍受,put off,延期；推迟,put out,熄灭；扑灭；出版,put through,接通电话,put up,张贴；举起；过夜；投宿,put on,穿上,(1)put aside,节省；储蓄；储存；把,放在一边,put down,记下；镇压；放下,put forward,提出,(,建议,),；推荐；将,提前；将,(,钟表等,),向前拨,(2),与,put up with,同义的搭配有：,stand(doing)sth.,，,bear(doing)sth.,，,endure sth.,，,be tolerant of,等,4.so long as,(1)so long as=as long as,意为：只要，引导条件状语从句。,(2),当意为,“,与,一样长，长达,”,时，,as long as,用于肯定句或否定句；而,so long as,只用于否定句。,【思维延伸】,so far as=as far as,到,那么远；远到，一直到,(,表程度、范围,),；,就,而言，至于,as soon as,一,就,5.circumstance,under/in no circumstances,决不，无论如何不,(,放在句首时,句子要用部分倒装,),under/in the circumstances,在这种情况下，既然如此,in/under any circumstances,在任何情况下,*,Under no circumstances,should we do harm to the balance of nature.,我们无论如何都不该损害自然界的平衡。,6.,Remember-your contribution,counts.,First impressions really do,count,.,His promises dont,count for,much.,So how has this come about and does it,matter,?,matter,cn,事情 问题 情况,We have more important matters to think about.,un.,物质材料 东西,The universe is made up of matter.,vi.,有关系 要紧 否定、疑问句中常有,what,who,where,if,一般以,it,为主语,It doesnt matter if I miss the train,because there is another later.,Does it matter a great deal to her whether they come or not.,1.,“,疑问词,+,不定式,”,结构,(1),“,what/when/where/which/how,等疑问词,+,不定式,”,相当于相应意义的宾语从句。,(2),能跟该结构的常见动词有,consider/decide/explain/know/,show/tell/wonder,等。,(3),此种结构作主语时谓语动词用单数。,重点句型,【思维延伸】,完成句子。,_hasn,t been decided so far.,何时何地举行开幕式到现在为止还未确定。,We haven,t decided _.,我们还没有决定到哪里去过周末。,_,we need your help.,由于我们不知道如何处理这样的事情,我们需要你们的帮助。,When and where to hold the opening ceremony,where to spend our weekend,As we don,t know how to deal with such matters,2.if so,如果这样,if not,如果不是这样,if necessary,如果有必要,if possible,如果可能的话,if any,如果有,if ever,如果曾有过的话,*,There are few people nowadays,if any,who remember him.(T),*,The island is seldom visited by ships,if ever,.,(T),【即学活用】,选词填空。,(if any,if,so,if not,if ever),。,He seldom travels abroad,_.So there is little about traveling abroad in his book,_.,He may be busy._,I,ll call later._,can I see him now?,if ever,if any,If so,If not,Practise,I.,根据句意及所给单词的首字母或汉语提示，写出所缺单词的正确形式。,The cool water r_ John after,his long sleep.,2.This is a formal party so you,d better not wear c_ clothes.,3.I was asked to give a short p_ on the aims of the plan.,refreshed,casual,presentation,29,4.The company,s _(,承诺,)to,providing quality at a reasonable price,has been vital to its success.,5.It is very difficult to see doctors,so,many people _(,提倡,)building,more hospitals.,6.It,s the best result that could be,expected under the _(,情,况,).,circumstances,commitment,advocate,30,II.,根据汉语提示，补全下列句子。,I,m writing _,(,代表我母亲,)to express her thanks for,your gift.,2.I _(,再,也不能忍受,Ivy,了,),she never stops,complaining.,on behalf of my mother,can,t put up with Ivy any more,31,3.I don,t care about the price,_,_(,只要这,块儿表质量好,).,4.If you know a foreign language you,can tell your foreign friends about,_,(,你的家庭、学习等情况,).,so long as the watch is of good quality,your family,your study and so on,32,5.To the doctors,disappointment,the,medicine _,(,对这个病人几乎不起作用,).,6.In sport _(,重要的是,),is not the winning but the playing.,7.The doctor told Paul to _,_(,少抽烟,).,has little effect on the patient,what really counts,cut down on smoking,33,Homework,34,1/15/2025,35,