Unit21HumanBiologyLesson1SuperAthletes课件-北师大版高中英语选修7

Unit21Lesson1SuperAthletesVocabulary1.circulatevi.&vt.循环；传播；散布知识拓展：circlen．圆，环circularadj.圆形的，循环的circulatevi.循环circulationn．血液2.digestvt.&vi.消化

vt.理解，领悟

n.摘要，文摘知识拓展：digestionn.[U]消化；[C]消化能力(1)用digest的正确形式填空①AthletessuchasBorisBeckerarefansofthefruitbecauseit_______easily.②Thehorsehasastrong

.(2)完成句子我领悟了书中大部分要点。I

mostoftheimportantpointsinthebook.题组训练digestsdigestionhavedigested3.swapvi.交换知识拓展：swapsth.

withsb.

与某人交换某物swapsth.

forsth.

用某物交换某物(1)用适当的介词填空Iwantedtoswapseats

him，buthemadeitaconditionthatIfirstagreedtoswapmynewstory­book

hisoldpen.(2)完成句子①Iwouldn’t

(与他交换位置)foranything.②

(把这件衬衫换成)abiggerone.题组训练withforswapplaceswithhimSwaptheshirtfor4.abusevt.辱骂;滥用;虐待n.滥用;虐待;辱骂,恶语知识拓展：abuseone’spositionas...滥用……的职务abuseone’spower滥用职权abuseone’strust背信弃义drug/alcoholabuse吸毒/酗酒语境巧练[用所给词的适当形式填空]①Thelandisalivingthing.Itwillhitbackatyouifyou

(abuse)it.

②Ineverexpectedthathe

(abuse)thetrustIplacedinhim.

[完成句子]③父母还应自己不酗酒为孩子做出榜样。Parentsalsoshouldsetanexampletotheirchildrenby

.

abusewouldabusenotabusingalcohol5.toleratevt.容忍,忍受,宽恕;容许;能经受(困难)知识拓展：①tolerate+n.容忍……toleratedoing...容忍/容许做……toleratesb/sb’sdoing容忍某人做……②tolerationn.忍受,宽容,容许tolerableadj.可容忍的,可忍受的;过得去的(in)tolerantadj.(不能)忍受的,(无法)容忍的tolerancen.容忍;忍受,宽容;耐力intolerancen.不能容忍be(in)tolerantof/towards(不能)容忍……语境巧练[用所给词的适当形式填空]①Incontemporaryculture,physicalexpressionsofangeraregenerallyconsideredtoosociallyharmful

(tolerate).

②...suchmeasureswillbecomemoreavehiclefor

(intolerant)thanintegration.

③Howcanyoutoleratehis

(shout)atyou?

tobetoleratedintoleranceshouting6.seek(sought,sought)vt.寻找；探求；追求；征求；试图知识拓展：①seekhelpfromsb向某人请求帮助seekfor寻求,寻找seekout找出,挑出seektodosth试图去做某事seekone’sadvice向某人征求意见seekone’sfortune寻找出路,寻找发迹的机会seekafter追求②seekern.搜索者;探求者语境巧练[单句语法填空]①Theyheardthebarkingofthelostdogand

(seek)itout.

②Besides,businessesseek

(appeal)tocustomers’senses.

③Yourlivesarebusyenoughdoinghomework,playingsports,makingfriends,seeking

yourdreams.

[小话题写作]④人们可以在互联网上查找有关自己喜欢的明星的信息,并以折扣价购买机票,既省时又经济。OntheInternet,peoplecan

theirfavoritestarsandbuyticketsatadiscountaswell,whichisbothtime-savingandeconomical.

sought

toappeal

afterseekinformationabout7.invain徒劳，白费力气知识拓展：(1)vainadj. 徒劳；白费力气；空虚的；无益的；自负的；虚荣心强的bevainabout/of 对……虚荣的/自负的/自以为了不起的vainpromises 空头的许诺(2)vainlyadv. 徒劳地；不成功地；白费力地完成句子(1)警察企图驱散抗议者，但没有成功。Thepolicetried

tobreakuptheprotesters.(2)他为他的项目筹资的努力白费了，因为没有一个人愿意从他们的口袋里拿出一分钱。Hiseffortstoraisemoneyforhisprogramwere

becausenooneshowedanyintentiontotakeacentoutoftheirpockets.题组训练invain/vainlyinvain8.atrandom随便地；随意地知识拓展：(1)randomadj.随便的；随机的；胡乱的(2)randomlyadv.随便地；随机地；无目的地，胡乱地反义词组：onpurpose/bydesign有意地，故意地(1)单句语法填空①Youcanchoose7numbers

random.②Theythrowoutallofthesebehaviors

(random).(2)单句改错Histeamconductsrandomlysurveysconstantly.题组训练atrandomlyrandom9.opposevt.&vi.反对；反抗知识拓展：①opposesth反对某事opposedoingsth反对做某事beopposedto(doing)sth＝objectto(doing)sth.＝beagainst(doing)sth.

反对(做)某事②opposedadj.反对的;截然不同的oppositeadv.相对地,相反地;对面地adj.相对的,对面的prep.在……对面n.反义词,对立的事物beoppositeto 与……相对，在……对面(1)单句语法填空①Sheisverymuchopposed

thechangeoftheplan.②Heopposed

(build)anewbuildinginthisarea，fortherearesomerareplantsnearhere.题组训练tobuilding(2)句型转换However，somestudentsopposetheideathatEnglishclassesaretaughtonlyinEnglish.→However，somestudents

theideathatEnglishclassesaretaughtonlyinEnglish.→However，somestudents

theideathatEnglishclassesaretaughtonlyinEnglish.→However，somestudents

theideathatEnglishclassesaretaughtonlyinEnglish.areopposedtoobjecttoareagainst(3)单句改错Iamverymuchopposedtohimtopermitgoalone.permitting10.contradictvt.与(其他事物)相矛盾；反驳知识拓展：(1)contradictoneself自相矛盾(2)contradictoryadj.矛盾的；完全相反的becontradictorytosth.

与……相矛盾(3)contradictionn.反驳；矛盾incontradictionto/with与……相矛盾；与……相违背语境巧练[用所给词的适当形式填空]①Thesuspectscouldn’tconvincethepolice,andstartedcontradicting

(they).

[小话题写作]②妈妈要我在互联网上找到相关信息。但是我得到的信息丰富多样,或者甚至相互矛盾。(2018·江苏卷,书面表达)MomaskedmetofindrelevantinformationontheInternet.ButtheinformationIgotwasrichandvaried,

.

themselves

orevencontradictory11.atallcosts不管多大代价，不惜一切代价，无论如何知识拓展：atthecostof以……为代价;丧失,牺牲atacostof以……的费用/价格atcost按成本atnocost不花钱atanycost=atallcosts以任何代价(1)用cost的相关短语填空①Wearedeterminedtodefendourmotherland

.②Thereisnosensedevelopingindustry

theenvironment.③Ihadasmallroom

15centspernight.④Icanbuybooks

fromthisbookstore.(2)单句改错Weshouldpromotetheprojectatallcost.题组训练costsatallcostsatthecostofatacostofatcostWarmingupDoyouknowtheseathletesandtheirachievementsinthepicture?GuoJingjingShewontwogoldmedalsatthe2008OlympicGames.AttheendoftheBeijingGames,Guobecamethemostdecorateddiver.YaoMingHeisafamousbasketballer.He

used

to

be

a

memberoftheNBA.SunYang,bornonDecember1,1991inHangzhou,ZhejiangProvince,isthecaptainoftheChinesenationalswimmingteam.Heistheworldrecordholderofmen's1,500mfreestyleandtheOlympicrecordholderofmen's400mfreestyle.SunYangFuYuanhui,borninHangzhou,ZhejiangProvinceonJanuary7,1996,isamemberoftheChinesewomen'sswimmingteamandaworldchampioninswimming.Shewonthethirdplaceinwomen's100-meterbackstrokeattheRioOlympicGamesandholdsthenationalrecordinthisevent.SunYang100metresin8seconds？BeforethereadingBeforethereadingFastreadingA.TheathleteswhotookpartinthefirstOlympicGamesarenotasfastasathletestoday.B.Doingisahugeprobleminthesportingworld.C.Thepresentandfutureofthesportingworldisbeingseriouslyandnegativelyaffectedbydopingandgene-therapy.D.BenJohnson,FlorenceGriffithandFloydLandishaveallshockedtheworldbytheirspeed.1.Readthetextquickly.Whatisthegeneralidea?2.Findoutmainideastoeachpart.Paragraph(1-2)__________________Paragraph(3-7)__________________Paragraph(8)__________________RecordshavefallenDopingandgene-therapyOlympicspiritManycontemporaryamateurathleteswouldbrokenworldrecordsiftheyhadtakenpartinthefirstOlympicGames.Sincethen,recordshavefallenintrackandfieldyearafterasathleticperformanceshavecontinuallyimproved.Paragraph11).recordn./v.记录相关词组：1.ManycontemporaryamateurathleteswouldbrokenworldrecordsiftheyhadtakenpartinthefirstOlympicGames.breakarecord破纪录setarecord创纪录holdarecord保持记录recording-breakingadj.破纪录的2).trackandfield田径运动1).some…others…一些…另一些…other+nsanother+n单one…theother…some…others…some…theothers…2.Someliketoreadfantasystoriesandimaginewhattheworldwillbelikein10,50oreven1,oooyears’time.Otherswriteaboutthefuturethemselves.1).theformer…thelatter…前者…后者…3.Inthe18thand19thcenturies,especiallythelatter,themostcommonthemeinsciencefictionnovelswasthefuture.Ifrecordsfall,itisusuallyduetobetterequipment,traininganddiet,butrecently,improvementshavebeguntoslowdown.Atthe2000Olympics,onlythreerunnersachievedOlympicbestswithnoworldrecords.Someexpertspredictaceilingformanyevents,suchas9.5secondsforthe100metres---MauriceGreene’scurrentrecordis9.79seconds.However,pastpredictionshavenearlyalwaysbeenprovedwrong.Paragraph21).dreamof/about前者…后者…4.Thefutureisnowbigbusinessandmanypeoplewillattendtheseminarwithdreamofstartingnewenterprisesbasedonthepredictionstheywillhearthisweekend.Whenwetalkaboutbreakingrecords,wecomeacrosstheissueofperformance–enhancingdrugs.Thesedrugsareoriginallydevelopedtohelppeoplewithillness,butinthewronghands,theycreatesupremeathletesmakingthemfasterandstrongerthanisnormalforhumanbeings.Takingthesedrugsisknownas“doping”andalthoughtheyenhanceperformance,theyalsocauseserioushealthproblemsinlaterlifeforthosewho

abusethem.Paragraph31).make＋宾语＋宾补5.butinthewronghands,theycreatesupremeathletesmakingthemfasterandstrongerthanisnormalforhumanbeings.Eg：WemadehimchairmanofourEnglishClub.2).abusevt.滥用；虐待；辱骂

n．滥用；虐待；谩骂；恶习6.…,theyalsocauseserioushealthproblemsinlaterlifeforthosewho

abusethem.abuseone'spower滥用职权abuseone'strust/confidence背信弃义alcoholabuse酗酒drugabuse滥用毒品 Eg：Abusingchildrenisforbiddenbylaw.Thesportsworlddoesnottoleratedopingasitisafundamentalformofcheating.BenJohnsonwouldstillthe100metresworldrecordholderifhehadnotbeencaughttakingdrugsinthe1988Olympics.Othersrecordsremaindoubtful,likeFlorenceGriffith’s100metresrecordbackin1988.Didshetakedrugs?IfAmericanathleteMarionJoneshadn’ttakendrugs,wouldshehavemadeittotheOlympicsatall?Paragraph47.Thesportsworlddoesnottoleratedopingasitisafundamentalformofcheating.1).toleratevt.容忍；忍耐；容许词性变化：tolerance

n．宽容；容忍；忍受；耐力tolerant

adj.宽容的；容忍的；忍受的相关词组：(1)tolerate(doing)sth容忍(做)某事(2)betolerantofsb/sth容忍/宽容某人/某事Eg:Hecouldnottoleratetheirmakingupanyexcusesforwhattheydid.7.…holderifhehadnotbeencaughttakingdrugsinthe1988Olympics.1).Sth/sbbecaughtdoingSb/sth被逮到正在做…Dopingisnotonlyaprobleminathletics,itispartofeverysportwhereathletesseektoachievebeyondtheirnaturallimitsandpreparedtocheattodoso.In2006cyclingfansworldwidewereshockedwhenthewinneroftheannualcyclingrace,theTourdeFrance,wascaughtdoping.FloydLandismadeseverallameexcusesblamingmedicinehehadbeentakingforaninjurybutthesewereallinvain.Hefailedtwodrugtests.Paragraph58.…itispartofeverysportwhereathletesseektoachieve…1).seekvt.(sought，sought)寻找，搜寻；寻求，探求；试图，设法seektodosth试图/设法做某事seekafter/for寻求；追求seekthrough找遍seekout搜寻出；挑选出；找到1).make＋宾语＋宾补9.FloydLandismadeseverallameexcusesblamingmedicinehehadbeentakingforaninjurybutthesewereallinvain.Eg：WemadehimchairmanofourEnglishClub.2).havesthdone结构含义宾语与宾补的关系havesthdone使/让别人做某事；使遭受……动宾havesb/sthdoing使/让某人(物)持续地做某事主谓havesb/sthdo使/让某人(物)去做某事主谓Eg：①Tomhadhislegbrokenwhileplayingfootballyesterday.②Myteacherhadmewriteashortpassageyesterday.3).invain徒劳，白费力气1)vainadj.徒劳的；自负的，爱慕虚荣的bevainabout/of对……虚荣的/自负的/自以为了不起的vainpromises空头的许诺(2)vainlyadv.徒劳地；不成功地；白费力地Unfortunately,itisnoteasytocatchathletesusingillegaldrugs.Itiscompulsoryforwinnertobetestedbutotherparticipantsareonlytestedatrandom.Newdrugsaredevelopedallthetimeanddrugtestsforsportingeventsareoftenonestepbehind.Paragraph610.itisnoteasytocatchathletesusingillegaldrugs.1).Itisadj.(forsb)todosth11.…butotherparticipantsareonlytestedatrandom.1).atrandom随便地；随意地12.Newdrugsaredevelopedallthetime…1).allthetime=alwaystime的相关短语：fromtimetotime=attimes有时，偶尔atalltimes随时，总是ontime准时，按时intime及时atatime每次innotime立即，马上atthesametime同时It‘stimefordoing/todo…到做…的时间了Thereisnotimetodo没时间做sthHowever,dopingisnottheonlythingweneedtoworryabout.Unlesswearecareful,“gene-therapy”willbethenextthreat.Formedicalpurposes,scientistshavealreadyfoundwaystobuildmuscleandincreasestrengthbychangingpeople’sgenes.Gene-therapyisverycontroversialandmanypeopleopposefurtherresearchintoit.Ifgene-therapywereusednow,itwouldbealmostimpossibletofindout.Inthefuture,athleteswho

havetheirgeneschangedmightbeabletodothe100metresdashinjust8secondsorthemarathoninlessthantwohours.However,ifagenerationofsportsstarswithenhancedgeneswerecreated,itwouldcontradictthewholespiritofsport.Paragraph713.Gene-therapyisverycontroversialandmanypeopleopposefurtherresearchintoit.1).opposev.反对(1)oppose(doing)sth反对(做)某事(2)beopposedto(doing)sth＝objectto(doing)sth＝beagainst(doing)sth反对(做)某事Eg：Hisparentsareopposedtothemarriage.14.Inthefuture,athleteswho

havetheirgeneschangedmightbeabletodothe100metresdashinjust8secondsorthemarathoninlessthantwohours.1).lessthan少于15..However,ifagenerationofsportsstarswithenhancedgeneswerecreated,itwouldcontradictthewholespiritofsport.1).contradict

vt.与(其他事物)相矛盾；反驳(1)contradictory

adj.矛盾的；完全相反的(2)contradiction

n．反驳；矛盾相关词组：(1)contradictoneself自相矛盾(2)becontradictorytosth与……相矛盾(3)incontradictionto/with与……相矛盾；与……相违背TheOlympicspirit---thespiritofcompetitionwhichemphasizestakingpartratherthanwinning---hasbeenviolatedbythedesiretosucceedatallcosts.Intoday’sworld,winnerarecelebratedandtreatedasheros,butifdopingandgenes-therapycontinuetoaffecttheoutcomesofmajorsportingevents,theword“hero”willhavelostallmeaning.Paragraph814.…hasbeenviolatedbythedesiretosucceedatallcosts.

1).at

allcosts不管多大代价，不惜一切代价，无论如何atanycost不惜一切代价atthecostof以……为代价atacosto