新视界大学英语综合教程1_第8单元.ppt

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1、WarmingupSkimmingDiggingCriticalthinkingLanguageinuseUnfamiliarwordsInterpretingTalkingpointRingingthechangesWarmingup1.Lookatthewordsintheboxanddecidewhatthemainideasintheunitare.WarmingupWecandividetheproblemsintoonesaboutland,seaandair.Orbytheareastheproblemsmayaf

2、fect,forinstance,health,food,power,availabilityofresourcesandsoon.Wecanusegenerallabels:globalwarming,damagetoland,usingresourcestooquickly,pollutionforproductionandwaste,endangeringanimalandplantspeciesandsoon.2.Workinpairsanddiscusswhatarethemostimportantideaswhent

3、alkingabouttheenvironment.Warmingup3.Tellotherpeopleintheclasswhatyouhavedonethisweektohelptheenvironment.•NotmuchIamafraidtosay,butIdotakecaretousepaperonbothsidesandcarrymyownbagwhenIgoshopping.•IdoswitchofflightsandotherapplianceswhenIseethemlefton.Ihavestopped

4、leavingthingsonstandby.Itisverywasteful.•IamashamedtosayIcannotthinkofanythingIdid.Iwilltryhardernextweek.WarmingupLookatthefirstsentenceofthepassageandchoosethebestanswertothequestions.Helloboysandgirlsaroundtheworld,andaHappyNewYeartoyouall!1Whodoyouthinkthewrite

5、ris?(a)Ateacherwritinginaschoolmagazine.(b)Ajournalistwritinginanewspaper.Answer:bWarmingup2Whatdoyouthinkthemessagewillbe?(a)Let’stryandmakethenewyearahappyoneforeveryone.(b)Let’sthinkabouthowwecanenjoyourselves.Answer:aWarmingup3Whatdoyouthinkthestylewillbelike?(a

6、)Simpleandfun.(b)Difficultandserious.Answer:aWarmingupWatchthevideoandanswersomequestions.WarmingupWatchthevideoaboutglobalwarming.Howdoyouunderstand“ifyougiveup,theygiveup”inthisvideo?Whatcanyoudotoreducetheamountofcarbonyouuse?Skimming◇Browsethepassagewithin8minute

7、stogetaroughideaaboutit.◇AnswerthequestionsofActivity2and3onpage159.TaskCheck(✓)theclaimmadebyOldFatherTime.☐1Oldtraditionsarebeinglost.☐2Wildanimalsarelosingtheirhomes.☐3TherearenomorebirdsintheArctic.Skimming☐4Theearth’satmosphereisbecomingwarmer.☐5Theweatherischan

8、gingeverywhere.☐6Energyfromwindandthesunisveryexpensive.☐7Weshouldallavoidtravellingbyair.☐8Wecanalldosomethingtoreduceglobalwarmin