新编大学英语文化阅读教程 3 教师用书Unit 2.pdf

新编大学英语文化阅读教程3教师用书

Unit2
Warm-up
Step1Talkingaboutthepicture

Livinggreenmeanshavinganenvironmentallyconsciouslifestyle.It
meansbeingearth-friendlyorenvironmentallyfriendly,ratherthandoing
thingsthatareharmfultoourworld.Ingeneral,livinggreencanbe
accomplishedthroughwhatisknownas“the3Rs”:recycling,reusing,
andreducing.
Thepictureshowsanexampleofreusingwater.Thegreywater,whichis
waterusedinthebathroomandlaundry,canbecollectedforaseconduse
—toflushthetoilet.
Wecanalsoapplythe“3Rs”inourdailylives.First,donatingusablebut
unwantedclothesandsecond-handgoodstopeopleinneedorcharity
organizationsallowstheseitemstohaveasecondliferatherthanbeing
thrownawayasrubbish.Second,reusingstainedorrippedclothesas
cleaningragsisanotherenvironmentallyfriendlymethod.Papertowels
aren’tconsideredenvironmentallyfriendlybecausethepulpcomesfrom
naturalresources,especiallytrees.Usingclothragshelpstoreducethe
numberofpapertowelsneededinafamily.Therefore,reusingclothes
cannotonlyhelptosavefamilies’expensesbutalsobefriendlytothe
environment.

Step2Sharingyourideas

Therearetwomainreasonswhymoreandmorecountriesare
increasinglyconcernedaboutenvironmentalissues.Firstly,the
environmentisthebasisforthelivingofhumanbeings.Alltheresources
neededforhumanlivingcomefromnature.Oncetheenvironmentis
damaged,humansocietywillinevitablybeaffected.Forexample,
environmentalproblemscauseglobalwarmingandextremeweather,
whichaffectsocial,agricultural,andeconomicdevelopment.Meanwhile,
environmentalissuesindirectlycausenaturaldisasterslikefloods,
droughts,andpestsinagriculture.Onlybyprotectingtheenvironment
canwemaintaintheecologicalbalanceandpromotethedevelopmentof
humansociety.
Consideringtheabovereasons,somecountriesturntousingrenewable
energyandtakeactionstoprotecttheenvironmentinordertokeepthe

1
ecologicalbalance.

Reading1
Languagefocus

1.excursion
2.Longingto
3.originates
4.laden
5.happenedupon
6.intentional
7.whereabouts
8.pondering

Globalunderstanding

1)invigorating/energizing
2)plogger
3)2016
4)pickinguptra