【精品】2018高中英语人教版选修6课件：Unit 4 Global warming 4.2精品ppt课件.ppt

《【精品】2018高中英语人教版选修6课件：Unit 4 Global warming 4.2精品ppt课件.ppt》由会员分享，可在线阅读，更多相关《【精品】2018高中英语人教版选修6课件：Unit 4 Global warming 4.2精品ppt课件.ppt（43页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、2018高中英语人教版选修6课件：Unit 4 Global warming 4.2-2-Section Learning about Language,Using Language,Summing Up&Learning Tip 一二三一、写作词汇语境考查:预习Reading部分的词汇,完成下列小对话或语段。1.Ourholidaycostalotofmoney.Didit?Well,itdoesntmatter(只要)youenjoyyourself.2.HowdoesTomperforminschool?Well,hisworkatschoolisabove(平均).3.Ifoundth

2、emovieveryinteresting.Whataboutyou?(总的来说),Ihavethesameopinionasyou.solongasaverageOnthewhole-3-Section Learning about Language,Using Language,Summing Up&Learning Tip 一二三4.Ifindmanypeoplefromthecitygotothecountryandworktheland.Yes,itseemsa(趋势)toworkinthecountry.5.I(提倡)protectingour(环境)bygettingridofb

3、adhabits,suchassmoking,burningfossilfuels,(等等).tendencyadvocatecircumstancesandsoon-4-Section Learning about Language,Using Language,Summing Up&Learning Tip 一二三二、阅读词汇预习Reading部分的词汇,写出画线部分的汉语意思。APosterWellmakeacommitment1.toreduceglobalwarming.Herearesometips:*Startwithsmallthingswedoeveryday.*Turnof

4、felectrical2.appliances,suchastheTVandthemicrowave3.,ifnotusingthem.*Walkorrideabicycletoschoolinsteadofmotor4.vehicles.*Recyclecans5.,bottles,plasticbagsandnewspapersifcircumstances6.allowyouto.承诺电的微波炉发动机容器情况-5-Section Learning about Language,Using Language,Summing Up&Learning Tip -6-Section Learni

5、ng about Language,Using Language,Summing Up&Learning Tip 一二三三、课文理解1.WhichisNOTtrueaboutOuyangGuang?A.Heisdoingaprojectonglobalwarming.B.Hefeelsindividualscanaffecthugeenvironmentalproblems.C.Heisnotsurewheretostartwithhisproject.D.HewantstogetsomesuggestionsfromEarthCare.2.WhichisTRUEaccordingtothee

6、ditorsletter?A.Individualscandodifferentthingstoimprovementalproblems.B.Wemustputupwithpollutioninsuchcircumstances.C.Manythingswedocanleadtotheincreaseintemperature.D.Weseldomuseenergyinourhouses.答案：B答案：C-7-Section Learning about Language,Using Language,Summing Up&Learning Tip 一二三3.Whatsthemainidea

7、ofthetwoletters?A.Globalwarmingisbecomingmoreandmoreserious.B.Suggestionsonwhattodoaboutglobalwarming.C.Individualsneedntdoanythingaboutglobalwarming.D.Governmentsshouldtakemeasuresaboutglobalwarming.答案：B-8-Section Learning about Language,Using Language,Summing Up&Learning Tip 12345671.On the whole

8、the warming of the earth is a phenomenon that causes great concern.(P28)总的来说,地球变暖是个引起广泛关注的现象。考点on the whole总的看来;大体上;总体上Youhavemadeafewmistakesinyourcompositionbutonthewholeyouhavedonewell.你的作文中有一些错误,但是总的来说你写得不错。考点延伸阅读下面的句子,指出whole的其他短语和意义。Youmustconsiderthosemattersasawhole.你必须从总体上考虑那些问题。短语asawhole意

9、义总体上,作为一个整体看待-9-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567onthewhole总的看来;大体上asawhole总体上,作为一个整体看待-10-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-11-Section Learning about Language,Using Language,Summing Up&Learning Tip 12345672.Th

10、e greenhouse effect gives the earths surface the average temperature of 15.(P29)温室效应使得地球表面的平均气温达到15。考点average adj.平均的Theaverageageofourroommatesis18.我们室友的平均年龄是18岁。【高考典句】(2015四川高考)Byanalysingthenumbers,itfoundtheaveragemotherworks119hoursaweek.通过分析这些数字,发现妈妈们平均每周工作119小时-12-Section Learning about Langu

11、age,Using Language,Summing Up&Learning Tip 1234567考点延伸1)阅读下列句子,体会average的词性及含义。Theresnothingspecialabouthim;hesonlyaverage.他没有什么特别的,只是个普通人。词性形容词含义普通的Thelibrarynowgetsanaverageoffivevisitsaday.这个图书馆平均每天会有5人次来访。词性名词含义平均;平均数Therainfallaverages36inchesayear.年降雨量平均为36英寸。词性动词含义平均值为-13-Section Learning abo

12、ut Language,Using Language,Summing Up&Learning Tip 12345672)阅读下列句子,指出average的短语和意义。Hislivingstandardisbelowaverage.他的生活水准低于平均水平。短语belowaverage意义低于平均水平Thesemarksarewellaboveaverage.这些分数远高于平均水平。短语aboveaverage意义高于平均水平Thismayexplainwhywomenonaveragelivelongerthanmen.这也许能够解释为什么女性平均寿命比男性长。短语onaverage意义平均地

13、-14-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567误:Theaverageoflettersreceivedeachmonthare2000.正:Theaverageoflettersreceivedeachmonthis2000.分析:“theaverageof+复数名词”作主语时,指的是一个总的平均值,谓语动词用单数形式。“anaverageof+复数名词”作主语时,谓语动词多用复数形式。如:Anaverageof2000lettersamontharereceivedbyth

14、eoffice.belowaverage低于平均水平aboveaverage高于平均水平onaverage平均地;通常-15-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-16-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-17-Section Learning about Language,Using Language,Summing Up&Learning Tip 12

15、34567-18-Section Learning about Language,Using Language,Summing Up&Learning Tip 12345673.I am doing a project on behalf of my school about global warming.(P30)我正代表我的学校从事一项关于全球变暖的项目。考点on behalf of代表一方;作为的代言人(也可用on sb.s behalf)Johnacceptedthechampionshipawardonbehalfoftheteam.约翰代表球队领取了冠军奖。Theyworkedha

16、rdalltheirlivesonbehalfofthepoor.他们毕生为穷人的利益而辛劳。-19-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-20-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-21-Section Learning about Language,Using Language,Summing Up&Learning Tip 12345674.Howev

17、er,I still think people should advocate improvements in the way we use energy today.(P30)然而,我仍然认为人们应该倡导改善日常能源消耗的方式。考点advocate vt.提倡;倡导Headvocatedtheuseofforce.他倡导使用武力。-22-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567考点延伸1)阅读下列句子,体会advocate的词性及含义。Thereportadvocatedtha

18、tallbuildingsshouldbefittedwithsmokedetectors.报告主张所有的建筑物都应安装烟火探测器。词性动词含义主张Thisisnotasurprisetopublichealthadvocates.Theyvestudiedtheeffectofstatetaxincreasesforyears.对于公共健康的倡导者来说这并不令人吃惊。他们研究州税增加的影响已经有几年的时间了。词性名词含义倡导者;拥护者-23-Section Learning about Language,Using Language,Summing Up&Learning Tip 12345

19、672)阅读下列句子,指出advocate的短语、句式和意义。Doyouadvocatebanningcarsinthecitycentre?你支持禁止汽车在市中心通行这一主张吗?短语advocatedoingsth.意义提倡做某事Somescientistsadvocatethatwe(should)domoreresearchonreducingthepollution.一些科学家主张我们(应该)就如何减少污染做更多的研究。句式advocatethatsb.(should)dosth.意义提倡某人做某事(注意:宾语从句需用虚拟语气,即should+动词原形,should可以省略。)-24-

20、Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567误:Iadvocatetodevelopeducationinmountainousareas.正:Iadvocatedevelopingeducationinmountainousareas.分析:advocate后接动词-ing形式作宾语,不能接不定式。误:Theyadvocateforsocialreforms.正:Theyadvocatesocialreforms.分析:advocate是及物动词,其后直接接名词或代词作宾语,不需要

21、加介词。advocatedoingsth.提倡做某事advocatethatsb.(should)dosth.提倡某人做某事(宾语从句用虚拟语气)-25-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-26-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-27-Section Learning about Language,Using Language,Summing Up&L

22、earning Tip 12345675.We do not have to put up with pollution.(P30)我们不必容忍污染。考点put up with容忍;忍受Imnotgoingtoputupwiththeirsmokinganylonger.我再也不能容忍他们抽烟了。Therearemanyinconveniencesthathavetobeputupwithwhenyouarecamping.在你露营时,必须忍受许多不便之处。-28-Section Learning about Language,Using Language,Summing Up&Learnin

23、g Tip 1234567考点延伸阅读下列句子,指出put的其他短语和意义。Ourliveswereindanger.Iputasidemyuneasinessandsaid,“Weneedtoputthelandinggeardownnow!”我们的生命危在旦夕。我抛开顾虑说:“我们现在需要放下起落架。”短语putaside意义把放在一边Thelocaldramaclubisputtingon“Macbeth”.当地的剧社正在演出麦克白。短语puton意义上演-29-Section Learning about Language,Using Language,Summing Up&Learn

24、ing Tip 1234567Ontheotherhand,softwordsspokenatanormalsoundlevelcanputouttheemotionalfirebeforeitexplodesoutofcontrol.另一方面,正常音调说出的温和话语则可在怒火失控前将其扑灭。短语putout意义扑灭Theappointmentwasputoffbecauseofhisillness.由于他生病,约会被推迟了。短语putoff意义推迟Firstheopenedashopandthenheputupaposteroutsidetheshoptoattractcustomers.他

25、先开了商店,然后在店外张贴海报来吸引顾客。短语putup意义张贴-30-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567putupwith容忍;忍受putaside把放在一边puton上演;穿上putout扑灭putoff推迟putup张贴;举(手)-31-Section Learning about Language,Using Language,Summing Up&Learning Tip 1234567-32-Section Learning about Language,Usi

26、ng Language,Summing Up&Learning Tip 1234567-33-Section Learning about Language,Using Language,Summing Up&Learning Tip 56123476.Recycle cans,bottles,plastic bags and newspapers if circumstances allow you to.(P30)如果情况允许的话,你可以回收容器、瓶子、塑料袋和报纸。考点circumstance n.情况(常用复数)Inthiscircumstance,morememoryisrequir

27、ed.在这种情况下,就需要更多的内存。考点延伸1)阅读下列句子,体会circumstance的含义。【高考典句】(2015福建高考)Whateverourcircumstances,wegenerallystillhavedreams,hopesanddesires.无论我们在什么样的条件下,我们通常仍然怀有梦想,希望和愿望含义环境;条件-34-Section Learning about Language,Using Language,Summing Up&Learning Tip 56123472)阅读下列句子,指出circumstance的短语和意义。“Itsanexperimental

28、model,”hisfatherhadexplained,“sodonttouchitunderanycircumstances.他父亲解释说:“这是个实验模型,因此在任何情况下都不能碰它。”短语underanycircumstances意义在任何情况下Under/Innocircumstancesshouldababybeleftaloneinthehouse.无论如何都不能把婴儿独自留在房间里。短语in/undernocircumstances意义决不;无论如何也不(注意:放在句首时,句子用部分倒装语序)IwasinverybadcircumstancesIwasalmostpennile

29、ss.我的经济状况糟透了几乎身无分文。短语inbadcircumstances含义(经济)状况很糟-35-Section Learning about Language,Using Language,Summing Up&Learning Tip 5612347in/underanycircumstances在任何情况下under/innocircumstances决不;无论如何也不ingood/badcircumstances处境良好/不好;(经济)状况很好/糟-36-Section Learning about Language,Using Language,Summing Up&Lear

30、ning Tip 5612347-37-Section Learning about Language,Using Language,Summing Up&Learning Tip 5612347-38-Section Learning about Language,Using Language,Summing Up&Learning Tip 67512347.Rememberyour contribution counts!(P30)记住你的奉献是有价值的。考点contribution n.贡献Hewasawardedaprizeforhiscontributiontoworldpeace.

31、他由于为世界和平做出的贡献而获奖。考点延伸1)阅读下面的句子,指出contribution的短语和意义。Makecontributionstoothershappiness,andyouwillbewellonthewaytohappiness.为别人的幸福做贡献,你就迈上了通往幸福之路。短语makecontributionsto意义为做贡献-39-Section Learning about Language,Using Language,Summing Up&Learning Tip 67512342)阅读下列句子,指出contribute的短语和意义。Tomcontributes$5to

32、thecharityeverypayday.汤姆每逢发薪日都捐5美元给慈善事业。短语contribute.to.意义把捐献给Aproperamountofexercisecontributetogoodhealth.适度的运动有利于健康。短语contributeto意义有助于;促成Ivebeencontributingarticlestothismagazineformanyyears.我向这家杂志投稿有很多年了。短语contribute(.)to意义向投稿-40-Section Learning about Language,Using Language,Summing Up&Learnin

33、g Tip 6751234汉语的“(为)做贡献”,不能说docontributionsfor,而应为makecontributionsto。误:Weshoulddogreatercontributionsforthereformandopeningup.正:Weshouldmakegreatercontributionstothereformandopeningup.我们应该为改革开放做出更大的贡献。-41-Section Learning about Language,Using Language,Summing Up&Learning Tip 6751234makecontributionsto为做贡献contribute.to.把捐献给;向投稿contributeto有助于;促成-42-Section Learning about Language,Using Language,Summing Up&Learning Tip 6751234-43-Section Learning about Language,Using Language,Summing Up&Learning Tip 6751234