Unit9 Where Is the News Leading Us

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1、Unit9TextI:WhereIstheNewsLeadingUs?I.                  Teachingobjectives1.     Understandtheroleofthenewsmediainsociallife.2.     Developanabilitytocriticizethesocialfunctionofthenewsmedia.3.     Learntouseargumentincombinationwithotherexpositorymeans.II.W

2、arm-upquestions1.     What’sthemeaningof“media”or“massmedia”?2.     Doyouagreethatmostpeoplearestronglyinfluencedbythemedia?How?Towhatextendareyouinfluencedbythemedia?3.     Howdoyoudefine“news”?Howdoestheauthordefine“news”?4.     Doyoufindmore“goodnews”or“

3、badnews”inChinesemedia?Whataboutthecaseinwesternmedia?Isittruethat“badnews”attractsmoreattention?Why?5.     Whatdifferencedoesitmakeifmediaare“disaster-prone”or“progress-prone”?Howdoestheauthorexplainthis?Doyouagreewiththeauthor’sopinion?6.     Whatdoyouthi

4、nkistheauthor’sviewontheobligationsofthemedia?7.     Whatdoyouunderstandaretheobligationsofthemedia?III.Relevantinformation1.     OPEC—AcronymfortheOrganizationofPetroleumExportingCountries,agroupofcountriesthatproduceoilandplantogetherhowtosellit.2.     YM

5、CA—AbbreviationofYoungMen’sChristianAssociation,aninternationalorganizationthatpromotesthespiritual,intellectual,social,andphysicalwelfareofyoungChristians3.     WalterLippmann(1889–1974)---U.S.journalistandpoliticalphilosopher,wellknownforhiswritingsoncurr

6、entsocialandpoliticaleventsandphenomena.Hiswidelysyndicatedcolumn“TodayandTomorrow”fortheNewYorkHeraldTributewasreadbymillionsfromSeptember1931untilhisretirementin1967.4.     nitrogenfixation(固氮作用):Theformationofnitrogenouscompoundsbythemetabolicassimilatio

7、nofatmosphericnitrogenbycertainsoilbacteria,e.g.thoselivingsymbioticallyontherootnodulesofvariousleguminousplants.Whenthesebacteriadie,thefixednitrogenismadeavailableinthesoilasplantfood.(将大气中的氮转化为可被植物利用的无机化合物---固定的氮。固氮作用90%以上是固氮细菌(nitrogen-fixingbacteria)活

8、动的结果.已知的固氮细菌有两类,其中一类为共生固氮菌属,如与豆科植物互惠共生的根瘤菌、与禾谷类植物互惠共生的产脂螺菌。共生固氮菌侵入寄主植物的根毛，在该处繁殖并促使根瘤形成。在根瘤内，细菌把游离氮转变成可供植物利用的硝酸盐。为保证豆科作物能充分结瘤并良好生长，播种前常用适当的根瘤菌制剂接种其种子。IV.OrganizationofthetextPartI:(Para1-4) Introducingt