高中英语-Global Warming教学课件设计

新人教版选修六Unit4GlobalWarming

UsingLanguageReadingandwritingwhatcanwedoaboutglobalwarming?

Teachingobjectives1.Tolearnsomenewwordsandexpressionsinthispart.2.Toreadthepassageandlearnhowtohelpreduceglobalwarming3.Tolearnhowtowriteapassageaboutgivingsuggestions.4.Toimprovestudents’awarenessofenvironmentalprotection.Step1Lead-in

Lookatthepictures:--Globalwarming.Whatcanwedoaboutglobalwarming?Whatcanyouthinkofaboutthem?Unit4GlobalWarming人教新课标选修六Whatcanwedoaboutglobalwarming?ReadingandwritingStep2learning:UsinglanguageOuyangGuangEarthCaretwoletters1.ReadthefirstletteronP30andanswerthefollowingquestions:Reading(learningtime)?

1.WhatisOuyangGuangdoingnow?----Heisdoingaprojectonbehalfofhisschoolaboutglobalwarming.2.What’shisopinionaboutglobalwarming?----Hefeelsthatindividualscanhavelittleeffectonglobalwarmingproblems.3.What’sthepurposeofhisletter?----Thepurposeoftheletteristoaskforsomesuggestionsforhisprojectaboutglobalwarming.

2.Readthesecondletterquicklyandchoose

thecorrectanswers:AboutOuyang

Guang’sopinionaboutglobalwarming,EarthCareholdstheviewthat___________.A.notallpeoplehaveadutytohelpreduceglobalwarming.B.someworldenvironmentalorganizations’effortscanbeenough.C.byworkingtogether,individualscanmakeadifference.D.wecanbuildupthepowertoputupwithglobalwarming.2.AccordingtoEarthCare,thegrowthofthegreenhousegasesintheairactuallyresultsfrom_____________.

A.unavoidablenaturalphenomena.

B.whatpeopledoeveryday.

C.thechangesofglobalclimate

D.someunknownreasons.Remember--yourcontributioncounts!Whatdoestheword“counts”meanhere?Itmeans

beingveryimportant.Itis

notwhereyouarefrombut

whatyoudothat

counts.重要的不是你来做哪里,而是你做什么事情。Guessthemeaning?Readthesuggestionsagainandfillintheblankswithproperwordsfromtheletter.(Task1)1.ItisOKtoleaveanelectricalappliance_____

solongasyouareusingit.2.Don'tbecasual________anyelectricalapplianceandalwaysturn______offintime.3.Buythings______(make)from__________(recycle)materials.4.Getyourparentstobuythings_____saveenergy.5.Planttreesinyourgardenoryourschoolyard,_____theyabsorbcarbondioxidefromtheairand________yourspirit.onaboutitmaderecycledthatasrefreshCanyouunderstandthesuggestions?

(Task2)Lookthroughthesuggestionsagainanddecidewhichofthefollowingistrueorfalse?Ifitisfalse,pleasespeakoutatrueone.?1.Justleaveanelectricalapplianceon

evenif

you

aren‘tusingit.2.Putonmoreclothesathomeifyoufeelcoldorturnuptheheat.3.Trytowalkorrideabike

insteadofusingacar.4.Recyclecans,bottles,plasticbagsandnewspapersifcircumstancesallow/ifpossible.5.Don’tbuythingsmadefromrecycledmaterials.

6.Getyourparentstobuythingstheylike.

7.Planttreesinyourgardenoryourschoolyard.

8.Beaneducator.

F

F

F

F

T

T

T

T

1.Don'tleaveanelectricalapplianceon

as/solongasyouaren’tusingit./Turnofftheelectricalapplianceswhennotusingthem.2.Putonmoreclothesathomeifyoufeelcoldinsteadofturninguptheheat.3.Trytowalkorrideabike

insteadofusingacar.4.Recyclecans,bottles,plasticbagsandnewspapersifcircumstancesallow/ifpossible.5.Trytobuythingsmadefromrecycledmaterials.

6.Getyourparentstobuythingsthatsaveenergy.7.Planttreesinyourgardenoryourschoolyard.8.Beaneducator.

Step3：Role–play(practicingtime)Doyouknowthereasonsforthesuggestions?Workwithyourdeskmateandmakearole-playaboutaninterviewbetweenareporterandapasser-by.Pleasetalkaboutwhatyouwouldliketodoaboutreducingglobalwarmingineverydaylifeandgiveyourreason.1.Don'tleaveanelectricalapplianceon

as/solongasyouaren'tusingit./Turnofftheelectricalapplianceswhennotusingthem.2.Putonmoreclothesathomeifyoufeelcoldinsteadofturninguptheheat.3.Trytowalkorrideabike

insteadofusingacar.4.Recyclecans,bottles,plasticbagsandnewspapersifcircumstancesallow/ifpossible.5.Trytobuythingsmadefromrecycledmaterials.

6.Getyourparentstobuythingsthatsaveenergy.7.Planttreesinyourgardenoryourschoolyard.8.Beaneducator.

Discuss:(practicingtime)

Whichofthesuggestionsismoreimportantandwhy?Group1:thefirst4suggestionsGroup2:theleftfour.1.Don'tleaveanelectricapplianceon

as/solongasyouaren'tusingit./Turnofftheelectricapplianceswhennotusingthem.2.Putonmoreclothesathomeifyoufeelcoldinsteadofturninguptheheat.3.Trytowalkorrideabike

insteadofusingacar.4.Recyclecans,bottles,plasticbagsandnewspapersifcircumstancesallow/ifpossible.5.Trytobuythingsmadefromrecycledmaterials.

6.Getyourparentstobuythingsthatsaveenergy.7.Planttreesinyourgardenoryourschoolyard.8.Beaneducator.

Challengingtime:step4Writing：Writeasuggestionletterforyourschoolnewspapertoencourageallthestudentstosaveenergyandprotectourenvironmentintheirdailylife.Pleasegiveatleastthreesuggestionsinyourletterandlimitthenumberofwordstoabout100.

Together,individualscanmakeadifference.Challengingtime:step4Writing：假如你是欧阳光,你想给你们校报写封建议信,鼓励全体学生在日常活中节能环保。至少要包括三条建议，字数100左右。

Together,individualscanmakeadifference.Goodstructurestoputforwardsomesuggestionsandgivesomereasons:1)Whendoingsth,weshould(not)/mustdosth,because/which…2)Itisagoodidea/waytodosth.3)Doingsthalsoisagoodchoice.4)Itisnecessaryforsbtodosth/thatsb(should)dosth.5)Itisamustforsbtodosth.6)makeitadutytodosth.7)Therearealotofthingsforsbtodoto…8)Onlybydoingsthtogether,canwe...9)Bydoingsth,notonlycanwe...,butalso...10)Doingsthisanimportantwaytodosth11)Nothingismoreimportantthandoingsthlinkingwords:first;secondly,besides...Whatshouldweusuallywriteineachpartofasuggestionletter?(basicsteps)Part1(beginning)----introducethetopicorproblemandexpressthepurposeofthewritingPart2(body)----makesomepractical/usefulsuggestionsandgivetheproperreasonsPart3(ending)----stressthetopicandcallonreaderstodosth.Goodstructurestoputforwardsomesuggestionsandgivesomereasons:1)Whendoingsth,weshould(not)/mustdosth,because/which…2)Itisagoodideatodosth.3)Doingsthalsoisagoodchoice.4)Itisnecessaryforsbtodosth/thatsb(should)dosth.5)Itisamustforsbtodosth.6)makeitadutytodost