2017年高二英语人教版选修8教案：Unit1AlandofdiversityPeriod2 Word版含解析

Unit1AlandofdiversityPeriod2LanguageStudy整体设计教学内容分析Theemphasisofthisperiodwillbeplacedontheimportantnewwords，phrasesandsentencepatternsinWarmingUp，Pre­reading，Reading，ComprehendingandDiscoveringusefulwordsandexpressionsinLearningaboutLanguage.Therearealtogether47newwordsandphrasesinthesefiveparts.14ofthemaremarkedwithtriangles，whichshowsthatthestudentsneedn'tlearnthembyheart.Itisenoughtorecognizethemwhenmeetingthemwhilereadingthepassage.Theother33shouldallberemembered，amongwhichthefollowingwordsandexpressionsareevenmoreimportant：distinction，majority，percentage，liveon，bymeansof，makealife，keepup.Theyareallveryusefulandimportant.Soarethesentencepatterns“CaliforniaisthethirdlargeststateintheUSAbuthasthelargestpopulation.”，“ExactlywhenthefirstpeoplearrivedinwhatwenowknowasCalifornia，noonereallyknows.”Weoughttopaymoreattentiontothem.三维目标设计Knowledgeandskills1．Togetthestudentstolearntousethefollowingimportantnewwordsandphrasesfreely：distinction，majority，percentage，liveon，bymeansof，makealife，keepup.2．Togetthestudentstounderstandandusethefollowingimportantandusefulsentencepatterns：（1）Californiaisthe_third_largeststateintheUSAbuthasthelargestpopulation.（2）Exactlywhenthefirstpeoplearrivedinwhat_we_now_know_as_California，noonereallyknows.Processandmethods1．Tohelpthestudentstounderstandthemeaningsoftheaboveusefulnewwordsandexpressionsinthecontext，andthengivesomeexplanationsaboutthem，andatlastoffersomeexercisestomakethestudentsmastertheirusages.2．Toaskthestudentstomaketheirownsentencesbyimitatingtheabovesentencepatterns.3．Attheendoftheclass，makestudentsdomoreexercisesforconsolidation.Indoingso，theycanlearn，graspandusetheseimportantlanguagepointswell.Emotion，attitudeandvalue1．Tostimulatestudents'interestinlearningEnglish.2．Todevelopstudents'senseofcooperationandteamwork.教学重点、难点1．Importantnewwordsandexpressions：distinction，rnajority，percentage，liveon，bymeansof，makealife，keepup2．Importantandusefulsentencepatterns：（1）Californiaisthe_third_largeststateintheUSAbuthasthelargestpopulation.（2）Exactlywhenthefirstpeoplearrivedinwhat_we_now_know_as_California，noonereallyknows.3．Somedifficultandlongsentencesinthetext.教学过程Step1RevisionⅠ．WriteoutthewordsinColumnAaccordingtothemeaningsinColumnB.ColumnAColumnB1．______2．______3．______4．______5．______6．______7．______8．______9．______10．______11．______12．______clearlydifferentorbelongingtoadifferenttypeaquickincreaseofbusinessactivitytohappenorexistinaparticularplaceorsituationawayofdoingorachievingsomethingtochoosetodosomethingmostofthepeopleorthingsinagrouptoshowthataparticularsituationexistseasytonotice，obvioustoslideashortdistanceaccidentally，andfallorloseyourbalanceslightlynotinanyplaceortoanyplacetoimproveasystem，law，organizationetc.bymakingalotofchangestoitthepoweryouhavebecauseofyourofficialpositionⅡ．TranslatethefollowingphrasesintoChinese.1．liveon____________2．bymeansof____________3．makealife____________4．keepup____________5．backtoback____________6．teamupwith____________7．markout____________8．takein____________9．agood/greatmany____________10．applyfor____________11．declarewaron____________12．ratherthan____________Suggestedanswers：Ⅰ．1．distinct2．boom3．occur4．means5．elect6．majority7．indicate8．apparent9．slip10．nowhere11．reform12．authorityⅡ．1．继续存在；继续生存2．用……办法；借助……3．习惯于新的生活方式、工作等4．坚持；维持；沿袭5．背靠背6．与……合作或一起工作7．画线，标出……界线8．包括，吸收9．许多，很多10．申请；请示得到11．对……宣战12．而不是Step2ReadingandfindingGetstudentstoreadthroughWarmingUp，Pre­reading，Reading，ComprehendingandDiscoveringusefulwordsandexpressionsinLearningaboutLanguagetounderlineallthenewwordsandusefulexpressionsorcollocationsintheseparts.Readthemaloudandcopythemdownintheexercisebook.Step3Exercisesforusefulwordsandexpressions1．TurntoPage4.GothroughtheexercisesinDiscoveringusefulwordsandexpressionswithstudentsandmakesuretheyknowwhattodo.2．Givethemseveralminutestofinishtheexercises.Theymayfirstdothemindividually，andthendiscussandcheckthemwiththeirpartners.3．Checktheanswerswiththewholeclassandexplaintheproblemstheymeetwherenecessary.Step4VocabularystudyⅠ．简单知识扫描1．distinction（P1）【原句再现】ItalsohasthedistinctionofbeingthemostmulticulturalstateintheUSA，havingattractedpeoplefromallovertheworld.加州与众不同之处在于它也是美国最具多元文化的一个州，它吸引了来自世界各地的人们。【观察探究】（1）Whatisthedistinctionbetweenbutterfliesandmoths?蝴蝶与飞蛾有什么不同之处？（2）Thereisafinedistinctionbetweenthetwowords.这两个词之间有细微区别。（3）Wemustmakeadistinctionbetweenfreedomandlicense.我们必须把自由和放纵区分开来。（4）Employersshouldhiremenandwomenwithoutdistinction.雇主用人应不分男女。【归纳总结】distinctionn．差别；区分makeadistinctionbetween对……加以区分withoutdistinction无差别地，一视同仁地【知识链接】distinctadj.“与其他不同的，有区别的；清晰的，明显的，明确的”。如：Thosetwoideasarequitedistinctfromeachother.这两种观点截然不同。Youshouldmakeyourwritingdistinct.你应把字写清楚。【即景活用】把下面句子翻译成汉语：（1）Thereisadistinctpossibilitythatshe'llbeyourteachernextterm.________________________________________________________________________（2）Thetwinshaddistincttastes.____________________________________________（3）Weshouldmakeadistinctionbetweenrightandwrong._______________________Suggestedanswers：（1）她下学期当你们老师的可能性很大。（2）这对双胞胎嗜好不同。（3）我们应该分清是非。2．majority（P2）【原句再现】OfthefirstSpanishtogotoCalifornia，themajoritywerereligiousmen，whoseministrywastoteachtheCatholicreligiontothenatives.在首批移居加利福尼亚的西班牙人中，大部分是宗教人士，他们的职责是向土著人传授天主教。【观察探究】（1）Themajoritywere/wasagainsttheplan.多数人不赞成这个计划。（2）Themajorityofchildreninourclasshavebrowneyes.我们班大多数孩子是棕色眼睛。（3）It'sapitythatthemajorityofthisearnestandtirelessinstructionallamountstoplayingthelutetoacow.可惜，大多数的谆谆教导都是对牛弹琴。（4）Hewaselectedbyalargemajority/byamajorityof3240.他以大多数票/超过对方3240票当选。【归纳总结】majority作名词，表示“多数；半数以上”，比most正式，主要指人，单数形式多为集合名词。majority单独用作主语时，可以说amajority，但一般不用于复数形式，后面的谓语动词用单数或复数均可。把“多数”当作一个整体和少数人的整体对比时，谓语动词用单数形式。majority常与of连用，一般用于themajorityof或amajorityof的结构中，其后的名词可特指亦可不用特指，当所指代的名词比较明显或可知时，of短语可以省略。themajorityof后可接单数名词，也可接复数名词，谓语动词的数与of后面的名词相一致。byalargemajority以大多数票byamajorityof以……票的多数【知识链接】minorityn.少数【即景活用】（1）Themajorityoftheaudience______fondofthemusicplayedatthebeginningofthefilm，sotheyleftthecinema.A．wasn'tB．weren'tC．don'tD．doesn't（2）____________________（大多数医生认为）smokingisharmfultohealth.（3）Shewon____________________（以900票的多数）．Suggestedanswers：（1）B（2）Themajorityofdoctorsbelieve（3）byamajorityof9003．percentage（P2）【原句再现】Today，Chinese­AmericansliveinallpartsofCalifornia，althoughalargepercentagehavechosentostayinthe“Chinatowns”ofLosAngelesandSanFrancisco.今天，加利福尼亚各地都有美籍华人居住，尽管大部分仍选择居住在洛杉矶和旧金山的“华人街”。【观察探究】（1）Whatpercentageofhisincomeispaidinincometax?他收入的百分之几拿去交所得税？（2）Ahighpercentageofthecollegestudentshavepart­timejobsathomeandabroad.不管是在国内还是在国外，大多数大学生一边学习一边打工。（3）Agood/great/large/heavypercentageofschoolbooksnowhavepictures.现在大多数教科书都有插图。【归纳总结】percentagen．“百分比，百分率；部分”。用作可数名词，后常接of短语。“apercentageof＋n.”作主语时，若of后是复数名词，其谓词动词用复数形式；of后是不可数名词，谓语动词用单数形式。【即景活用】（1）缺席的学童占百分之几？________________________wereabsent?（2）他们每个人都得到一部分利润。Eachofthemgot__________________theprofits.Suggestedanswers：（1）Whatpercentageofchildren（2）apercentageofⅡ．重点知识探究1．liveon（P1）【原句再现】Thecustomsandlanguagesoftheimmigrantslive_onintheirnewhome.这些移民的风俗习惯以及语言在他们的新家都得以延续。【观察探究】（1）Hislove，hisartandhisfriendshipwillliveoninthememoriesofallwhoknewhim.他的爱、艺术品和友谊将永远留在熟悉他的人们的记忆中。（2）Onedaywemightbeabletoreplicateourownmindsinamachine，sothatwecouldliveonwithoutthebiologicalbrainandbody.总有一天，我们可能在一台机器里复制出我们自己的头脑，这样的话，我们就能够不依赖生物大脑和人体而活着。（3）Welivedonverylittlewhenwefirstgotmarried.我们刚结婚时几乎无以为生。（4）Idon'tknowhowtheymanagetoliveon￡55aweek.我不知道他们每周只有55英镑是怎么生活的。【归纳总结】liveon继续存在，继续生存；靠……生活，以……为主食【即景活用】翻译下列句子（1）他八十岁了，看来还能活下去。________________________________________________________________________（2）你不能仅靠面包为生。________________________________________________________________________（3）你每个月需要多少生活费？________________________________________________________________________Suggestedanswers：（1）Heiseighty，andislikelytoliveon.（2）Youcan'tliveonbreadalone.（3）Howmuchdoyouneedtoliveoneachmonth?2．bymeansof（P2）【原句再现】ScientistsbelievethatthesesettlerscrossedtheBeringStraitintheArctictoAmericaby_means_ofalandbridgewhichexistedinprehistorictimes.科学家们认为这些迁居者通过一条史前时期曾经存在的大陆桥穿越北极地区的白令海峡到达美洲。【观察探究】（1）Heclimbedthetreebymeansofaladder.他用梯子爬上了树。（2）Theysucceededbymeansofperseverance.他们依靠坚韧不拔的精神而获得了成功。【归纳总结】bymeansof通过；用；依靠；借助于【知识链接】（1）means“方法、方式、工具”，单复数同形。如：Allpossiblemeanshavebeentriedbutnoneofthemworks.（＝Everypossiblemeanshasbeentried，butnoneofthemworks.）所有可能的方法都试过了，但没有起作用的。（2）byallmeans“一定；务必”。如：Iwillbyallmeanshelpthepoorespeciallywhentheyareintrouble.我一定会帮助穷人们，特别是他们有困难时。（3）bynomeans“一点也不，决不”，常位于句首，句子主谓要倒装。如：Bynomeanscanyoubelateforschoolanymore.你决不能再上学迟到了。（4）bythismeans（＝inthisway/withthemethod）“用这种方法”。如：Canyousolvetheproblembythismeans？你能用这种方法解决这个问题吗？（5）means/way/method辨析means表示“方法、方式、工具”，着重于具体的手段。way表示“一般的方法、方式或个人的特殊方法方式”，与技巧或效果的好坏无关。method表示“有系统的、有效率的精心拟定的方法”，也可以指抽象概念“条理”。【即景活用】（1）用means，way，method填空①Thesevegetablescanbecookedindifferent______.②Onlyinthis______canyoufindoutthetruth.③Bythis______Igetintouchwithhim.④Weexpressourthoughtsby______ofwords.⑤Byno______shallIlendhimmoney!⑥The______ofteachingneedimproving.（2）选择最佳答案I'vetriedveryhardtoimprovemyEnglish.Butbynomeans______withmyprogress.A．theteacherisnotsatisfiedB．istheteachernotsatisfiedC．theteacherissatisfiedD．istheteachersatisfiedSuggestedanswers：（1）①ways②way③means④means⑤means⑥methods（2）D3．makealife（P2）【原句再现】Somediedorreturnedhome，butmostremainedinCaliforniatomake_a_lifeforthemselvesdespitegreathardship.有些人死了或者回家了，尽管生活很艰难，但是大部分人留在了加州，适应那儿新的生活。【观察探究】（1）Theywenttothewestanddecidedtomakealifethere.他们去了西部地区，决心去那儿适应新生活。（2）TheysettleddowninCanadaandmadealifeforthemselves.他们在加拿大定居下来，习惯新的生活方式。（3）Shewouldgototheendsoftheearthtomakeabetterlifeforthefamily.为了让她的家庭过上更好的生活，她愿去天涯海角。【归纳总结】makealife习惯于新的生活方式、工作等makeabetterlifefor使……过上更好的生活【知识链接】bringsb./sth.（back）tolife给某人/事物活力；使复活laydownone'slife（forsb./sth.）为……献身；牺牲生命leadadog'slife过狗一般的生活（长期忧虑、痛苦或悲伤）makeone'swayinlife在生活中有所成就takeone's（own）life/commitsuicide自杀【即景活用】完成句子（1）He______________________________（为……献身）thecauseoffreedom.（2）Theyinterviewpeoplefrom________________________（各行各业的人）．（3）SheadaptedeasilytotheFrench__________________（生活方式）．Suggestedanswers：（1）laiddownhislifefor（2）allwalksoflife（3）wayoflife4．keepup（P2）【原句再现】In1911immigrantsfromDenmarkestablishedatownoftheirown，whichtodaystillkeeps_uptheirDanishculture.1911年，丹麦移民建立了他们自己的城镇，至今仍然保持着丹麦文化。【观察探究】（1）Ifthisrainkeepsup，thegardenwillberuined.如果这雨继续下，花园就完蛋了。（2）Thehighcostofmaterialskeepsupprices.材料的昂贵费用使价格居高不下。（3）Keepyourchinup！不要气馁！【归纳总结】keepup坚持；维持；沿袭（风俗、习惯等）【知识链接】keepupwith意思是“跟上；不落后”，而catchupwith表示“缩短距离，赶上”。例如：Don'trun—Ican'tkeepupwithyou.别跑了，我赶不上你了。Arewageskeepingupwithinflation？工资跟得上通货膨胀吗？Noonecancatchupwiththetrain.没有人能追得上火车。【即景活用】选择最佳答案（1）Workhard，oryoucan't______yourlessonsanymore.A．keepupB．catchupwithC．keepupwithD．catchup（2）Hebeganwalkingat4milesanhour，buthecouldn't______thatspeedandsoonbegantowalkmoreslowly.A．keeponB．keeptoC．keepupD．keepback（3）Heranfasterandfaster.Justbeforethefinishingline，he______Tomandwonthefirst.A．keptupwithB．caughtupwithC．wentuptoD．putupwithSuggestedanswers：（1）C（2）C（3）BⅢ．词汇综合运用1．用括号中所给的单词或短语翻译下列句子。（1）我上大学时只能靠面包和水维持生活。（liveon）（2）无线电和电视是重要的通信手段。（means）（3）他们靠耐心和牺牲而取得了成功。（bymeansof）（4）课程除了介绍一般的电脑知识外，还提供实际操作的机会。（inadditionto）Suggestedanswers：（1）IhadtoliveonbreadandwaterwhenIwasacollegestudent.（2）Radioandtelevisionareimportantmeansofcommunication.（3）Theysucceededbymeansofpatienceandsacrifice.（4）Inadditiontogivingageneralintroductiontocomputers，thecoursealsoprovidespracticalexperience.2．根据汉语提示，完成下列句子。（1）____________（大部分）ofpeopleseemtopreferTVtoradio.（2）Wemakealivingbywhatweget，butwe____________（习惯于新的生活方式）bywhatwegive.（3）Althoughhewassmall，hecould____________（赶上）thelargerboysinsports.（4）Theminorityintheprimitiveforestusedto____________（以……为食）adietofwildanimals.（5）Thedevelopmentofeducationis____________（绝不是）balancedalloverthecountry.Suggestedanswers：（1）Themajority（2）makealife（3）keepupwith（4）liveon（5）bynomeansStep5Sentencefocus1．CaliforniaisthethirdlargeststateintheUSAbuthasthelargestpopulation.（P1）加利福尼亚是美国第三大州，但有着最多的人口。形容词的最高级前面可以被序数词以及byfar，much，almost，nearly，notquite等词修饰。翻译句子：（1）黄河是中国第二长河。________________________________________________________________________（2）亚洲是世界上最大的洲。________________________________________________________________________Suggestedanswers：（1）TheYellowRiveristhesecondlongestriverinChina.（2）Asiaisbyfarthelargestcontinentintheworld.2．Exactlywhenthefirstpeoplearrivedinwhatwe