Unit16TheUnitedStatesofAmericaPeriodFourIntegratingskillsandwritingI.Teachingaims.1.LearnabouttheAmericanplainandthebison2.WriteashortpassageaboutyourhometownKeywordsandphrases1.plain;bison;afterwards;chief;onwards;chain;supply2.livebydoing;inhugenumbers;makeagreementswith;dieout;widespread;beforcedtodo;cutoff;inturn;inthiswayII.TeachingproceduresActivity1.Checktheassignment.Activity2.Integratingskills1.FastreadingReadthepassagequicklyandthenanswerthefollowingquestion.InwhatwaysdidthesettlerstreattheNativeAmericansunfairly?Suggestedanswer:Thesettlerskilledthem,forcedthemtoleavetheirhuntinggrounds,brokeagreementstheyhadmade,forcedthemontopoorland,andkilledmostofthebisononwhichNativeAmericanshadreliedforfood.2.While–readingReadthepassagecarefullyandthenputthesentencesinthecorrectorderaccordingtoyourknowledgeabouttheplainsofAmerica.A.Sotherewasnotenoughbisonwastetoimprovethesoil.B.Theplantsweregettingfewerandfewer.C.Millionsofbisonwerekilledbysettlers.D.Thesoilbecamepoorer,andsupportedfewerplants.E.Theinsectslivingontheplantsdiedout.F.Thewolvesandotheranimalsthatlivedonbirdsandprairiedogswouldhavetostarve.G.Withlessinsectsbirdscouldn’tgetenoughfoodandneithercouldprairiedogs.H.AchangeinthenumberofbisonhadaneffectonthewholewildlifechainoftheplainsSuggestedanswers:A—(2)B—(4)C—(1)D—(3)E—(5)F—(7)G—(6)3.Post-readingUsewhatyourhavelearnedfromthetexttocompletethediagrambelow用心爱心专心Activity3.DiscussionWhatcausedabigchangeinthewildlifeontheplains?Suggestedanswers:ThekillingoflargenumbersofbisonchangedthewildlifechainontheplainsActivity4.WritingpracticeDiscusshowtocomparetwodifferentsituations:高考链接:请你根据提示用英语写一篇短文(选自02全国卷书面表达):最近,你校同学正在参加某英文报组织的一场讨论。讨论的主题是:公园要不要收门票?请你根据下表所提供的信息,给报社写一封信,客观地介绍讨论情况。60%的同学认为40%的同学认为1.不应该收门票2.公园是公众休闲的地方3.如收票,需建大门,围墙,会影响城市形象1.应该收门票,但票价不宜高2.支付园林工人工资3.购新花木注意:1信的开头已为你写好。2词数:3参考词汇:门票一entrancefeeDearEditor,I’mwritingtotellyouaboutthediscussionwe’vehadaboutwhetheranentrancefeeshouldbechargedforparks.用心爱心专心Yourstruly,LiHuaWordsandexpressionsmaybehelpful:1.agree;disagree;charge;appearance;pay;gardener2.beagainst;doharmto;buildgatesandwalls;keepsomepeopleaway;enjoyoneself;needmoneyOnePossibleVersion:DearEditor,I’mwritingtotellyouaboutthediscussionwe’vehadaboutwhetheranentrancefeeshouldbechargedforparks.Opinionsanddividedonthequestion.60%ofthestudentsareagainsttheideaofentrancefees.Theybelieveapublicparkshouldbefeeofcharge.Peopleneedaplacewheretheycanrestandenjoythemselves.Chargingentrancefeeswillnodoubtkeepsomepeopleaway.Whatismore,itwillbecomenecessarytobuildgatesandwalls,whichwilldoharmtotheappearanceofacity.Ontheotherhand,40%thinkthatfeesshouldbechargedbecauseyouneedmoneytopaygardenersandotherworkers,andtobuyplantsandyoungtrees.Theysuggest,however,feeshouldbechargedlow.Yourstruly,LiHua用心爱心专心