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開放英語3形成性考核冊作業(yè)答案學(xué)前記錄卡(P35)學(xué)習(xí)資源學(xué)習(xí)資源是否擁有或了解詳細(xì)信息利用情況文字教材是否向?qū)W校教材科查詢經(jīng)常偶爾否錄音教材是否向?qū)W校教材科查詢經(jīng)常偶爾否錄像教材是否網(wǎng)址進入路徑經(jīng)常偶爾否多媒體學(xué)習(xí)系統(tǒng)是否向?qū)W校教材科查詢經(jīng)常偶爾否中央電大網(wǎng)上文本輔導(dǎo)及課程討論是否網(wǎng)址經(jīng)常偶爾否地方電大網(wǎng)上輔導(dǎo)是否網(wǎng)址進入路徑注冊登陸開放教育本科公共課開放英語經(jīng)常偶爾否回顧與總結(jié)學(xué)習(xí)內(nèi)容1、到目前為止,你學(xué)過多少種時態(tài)每種時態(tài)請分別寫出一個例句。一般現(xiàn)在時SHEGETSUPAT6EVERYMORNING一般過去時HEWENTTOTHECINEMALASTWEEK現(xiàn)在進行時THEYARETALKINGNOW2、你現(xiàn)在的詞匯量約為1800詞3、英語中感覺最難的學(xué)習(xí)內(nèi)容是間接引語4、英語中還有哪些語言點沒有掌握定語從句5、你認(rèn)為自己在聽說讀寫四項技能方面,哪項是優(yōu)勢,哪項應(yīng)首先有待改進讀方面是優(yōu)勢,寫作方面有待改進。學(xué)習(xí)方法1、你每周用來學(xué)習(xí)這門課程的時間量包括面授時間)超過7小時你認(rèn)為所用時間充足嗎充足2、是否有明確的學(xué)習(xí)計劃是是否能堅持已制定的學(xué)習(xí)計劃是不能堅持計劃的原因工作原因3、你在每單元的面授課前自學(xué)完成的學(xué)習(xí)量為一部分4、學(xué)習(xí)中最常利用的學(xué)習(xí)資源依次為教材、網(wǎng)上資源你認(rèn)為對你幫助較大的資源為教材5、在學(xué)習(xí)中遇到困難,你是否做記錄是解決困難的途徑從輔導(dǎo)教師處獲得幫助本學(xué)期學(xué)習(xí)目標(biāo)和計劃學(xué)習(xí)目標(biāo)1、聽力方面聽完教材和練習(xí)磁帶2、口語方面在小組討論盡量說3、閱讀方面做完閱讀練習(xí)4、寫作方面按單元要求寫作,用英語寫日記學(xué)習(xí)記錄卡1UNIT16(P78)學(xué)習(xí)過程1、輔導(dǎo)訂前完成的學(xué)習(xí)內(nèi)容A、做教材中大部分練習(xí)B、熟悉生詞和詞組C、將不懂的地方記錄下來D、其他2、輔導(dǎo)課上的學(xué)習(xí)任務(wù)A、聽輔導(dǎo)教師講授B、積極參與各項課堂教學(xué)話動C、解決疑難問題D、其他3、輔導(dǎo)課后的學(xué)習(xí)內(nèi)容A、完成剩余的練習(xí)B、復(fù)習(xí)主要語言點C、自己找一些練習(xí)題進一步鞏固所學(xué)內(nèi)容D、其他4、希望輔導(dǎo)教師提供的幫助是A、答疑解惑B、系統(tǒng)歸納和講解C、有針對性地講解重點、難點D、其他學(xué)習(xí)內(nèi)容學(xué)習(xí)方法1、UNITS16中主要學(xué)習(xí)了哪些重要的語法項目一般現(xiàn)在時、現(xiàn)在進行時、一般過去時、過去進行時、USEDTODOSTH、一般過去時被動詞態(tài)、定語從句、過去完成時2、這六個單元中我感覺最難或還沒有完全掌握的語言點是如何談?wù)撨^去、如何談?wù)搶怼⑷绾蚊枋鲒厔?、ALWAYS/FOREVER/TOKEEPDOING用于描述行為、描述習(xí)慣、描述關(guān)系3、這六個單元中我最喜歡的話題是ANENGLISHMANSHOMEISHISCASTLE印象最深的CULTURALNOTES是CAREFORTHEELDERLY階段性學(xué)習(xí)體會請總結(jié)一下你在這一階段的學(xué)習(xí)情況。你可以把這一階段你在學(xué)習(xí)中遇到的困難、困惑寫下來,也可以把你的建議想法寫下來跟老師和其他同學(xué)交流(略)(一定要自己寫)作業(yè)1(UNITS16)答案第一部分交際用語學(xué)習(xí)計劃表在計劃要做的事情旁邊打勾學(xué)習(xí)計劃1、我每周用5/6/7小時用來完成教材練習(xí)。2、我要在輔導(dǎo)課前將不理解的難點記錄下來,然后在輔導(dǎo)課上問同學(xué)或老師。3、我要堅持聽說讀寫同步練習(xí)。4、我要積極參與輔導(dǎo)課,并充分抓住每一次表達(dá)的機會。5、我要積極參與各項實踐機會,比如英語角、英語沙龍等。6、我要找一個同學(xué)組成學(xué)習(xí)小組,在學(xué)習(xí)過程中互相幫助。7、我要在每學(xué)完每一單元時都做一個小結(jié),了解自己的不足并設(shè)計改進的步驟。5/6/71、D2、A3、C4、B5、B第二部分英語知識運用二、選擇填空6D7B8D9A10B11C12D13B14A15B三、完型填空16C17B18A19D20B21C22D23D24A25B第三部分閱讀理解短文理解126B27D28B29C30A短文理解231A32C33D34C35D短文理解336T37T38NG39F40F第四部分寫作CHANGESINLIFEOVERTHEPASTTWENTYYEARSORSO,GREATCHANGESHAVETAKENPLACEINOURLIFETAKEMYFAMILYFOREXAMPLEMYPARENTSCONTACTEDOTHERSMAINLYBYSENDINGTHEMLETTERSINTHEPASTBUTNOWWECALLLONGDISTANCEATHOMEANDONCEMYPARENTSLISTENEDTOTHERADIOFORNEWSANDOTHERINFORMATIONBUTNOWWEGETTHENEWSBYWATCHINGTVANOTHERBIGCHANGEISINMYLIVINGCONDITIONSWHENTHEYGOTMARRIEDABOUTTWENTYYEARSAGO,MYPARENTSLIVEDINASMALLROOMCROWDEDWITHFURNITUREBUTNOWWEHAVEMOVEDINTOABIGNEWTHREEROOMAPARTMENTINSHORT,OURLIFEHASBECOMECOMFORTABLEANDCONVENIENT學(xué)習(xí)記錄卡2UNITS712(P1516)學(xué)習(xí)過程1、輔導(dǎo)訂前完成的學(xué)習(xí)內(nèi)容A、做教材中大部分練習(xí)B、熟悉生詞和詞組C、將不懂的地方記錄下來D、其他2、輔導(dǎo)課上的學(xué)習(xí)任務(wù)A、聽輔導(dǎo)教師講授B、積極參與各項課堂教學(xué)話動C、解決疑難問題D、其他3、輔導(dǎo)課后的學(xué)習(xí)內(nèi)容A、完成剩余的練習(xí)B、復(fù)習(xí)主要語言點C、自己找一些練習(xí)題進一步鞏固所學(xué)內(nèi)容D、其他4、希望輔導(dǎo)教師提供的幫助是A、答疑解惑B、系統(tǒng)歸納和講解C、有針對性地講解重點、難點D、其他學(xué)習(xí)內(nèi)容學(xué)習(xí)方法1、UNITS712中主要學(xué)習(xí)了哪些重要的語法項目現(xiàn)在進行時及被動語態(tài)、一般過去時的被動語態(tài)、祈使句、虛擬條件句、過去進行時句被動語態(tài)、間接引語2、這六個單元中我感覺最難或還沒有完全掌握的語言點是間接引語3、這六個單元中我最喜歡的話題是INTERNATIONALTRAVEL印象最深的CULTURALNOTES是VOLUNTARYWORK階段性學(xué)習(xí)體會請總結(jié)一下你在這一階段的學(xué)習(xí)情況。你可以把這一階段你在學(xué)習(xí)中遇到的困難、困惑寫下來,也可以把你的建議想法寫下來跟老師和其他同學(xué)交流。(略)(一定要自己寫)作業(yè)2UNITS712答案第一部分交際用語1、C2、A3、D4、D5、D第二部分英語知識運用二、選擇填空6D7B8B9C10C11A12B13B14A15B三、完型填空16C17B18D19D20B21C22A23C24A25C第三部分閱讀理解短文理解126B27C28D29B30C短文理解231A32D33C34D35B短文理解336F37F38T39F40NG第四部分寫作HOWTOKEEPHEALTHYNOWADAYS,MOREANDMOREPEOPLEKNOWTHEIMPORTANCEOFKEEPINGHEALTHYWITHOUTAHEALTHYBODY,WECANDONOTHINGFORME,THEREARETHREEMAINWAYSTOKEEPHEALTHYFIRST,ISNECESSARYTOKEEPABALANCEDDIET,WHICHISTHEBASISOFGOODHEALTHITISBETTERFORUSTOHAVEMOREFRUITANDVEGETABLESEVERYDAYSECONDLY,ITISIMPORTANTTOTAKEREGULAREXERCISES,SUCHASSWIMMING,JOGGINGANDSOONLASTBUTNOTLEAST,ITISESSENTIALTOKEEPINAGOODMOODRELAXATIONANDENTERTAINMENTAREWAYSTORENEWOURSPIRITSANDRELEASEOURSTRESSWHENWEMAKEHEALTHYHABITSAPARTOFOUREVERYDAYLIFE,WEAREBOUNDTOKEEPHEALTHY學(xué)習(xí)記錄卡3(UNITS1318)(P2526)學(xué)習(xí)過程1、輔導(dǎo)訂前完成的學(xué)習(xí)內(nèi)容A、做教材中大部分練習(xí)B、熟悉生詞和詞組C、將不懂的地方記錄下來D、其他2、輔導(dǎo)課上的學(xué)習(xí)任務(wù)A、聽輔導(dǎo)教師講授B、積極參與各項課堂教學(xué)話動C、解決疑難問題D、其他3、輔導(dǎo)課后的學(xué)習(xí)內(nèi)容A、完成剩余的練習(xí)B、復(fù)習(xí)主要語言點C、自己找一些練習(xí)題進一步鞏固所學(xué)內(nèi)容D、其他4、希望輔導(dǎo)教師提供的幫助是A、答疑解惑B、系統(tǒng)歸納和講解C、有針對性地講解重點、難點D、其他學(xué)習(xí)內(nèi)容學(xué)習(xí)方法1、UNITS1318中主要學(xué)習(xí)了哪些重要的語法項目動名詞與動詞不定式、非限定性定語從句、將來完成時、現(xiàn)在進行時的被動語態(tài)、現(xiàn)在完成時的被動語態(tài)、間接引語和間接引語、反意疑問句2、這六個單元中我感覺最難或還沒有完全掌握的語言點是非限定性定語從句3、這六個單元中我最喜歡的話題是DESCRIBETOWNS印象最深的CULTURALNOTES是THECITY階段性學(xué)習(xí)體會請總結(jié)一下你在這一階段的學(xué)習(xí)情況。你可以把這一階段你在學(xué)習(xí)中遇到的困難、困惑寫下來,也可以把你的建議想法寫下來跟老師和其他同學(xué)交流。(略)(一定要自己寫)作業(yè)3(UNITS1318)第一部分交際用語1、A2、C3、A4、B5、A第二部分英語知識運用二、選擇填空6A7A8B9B10C11A12B13A14B15B三、完型填空16B17C18A19A20C21D22C23A24C25D第三部分閱讀理解短文理解126A27C28B29B30C短文理解231D32D33B34D35C短文理解336F37T38NG39F40T第四部分寫作MYTVUNIVERSITYLIFEIAMENGAGEDINLONGDISTANCEEDUCATIONICANSTUDYWITHTHEHELPOFATUTORWEATTENDTHEWEBBASEDCOURSES,WEJOINONLINEDISCUSSIONFORUMS,ICANSTUDYATANYTIMEANDANYWHEREISENDOURHOMEWORKTOTHETUTORTHECLASSMATESANDISOLVETHEDIFFICULTIESANDPUZZLESINTUTORIALORONTHEINTERNETWECANLEARNIMPORTANTKNOWLEDGEFROMTHEWEBCOURSES,ANDTALKABOUTTHECOURSESINONLINEDISCUSSIONFORUMSILIKEMYSTUDYLIFE請您刪除一下內(nèi)容,O_O謝謝2016年中央電大期末復(fù)習(xí)考試小抄大全,電大期末考試必備小抄,電大考試必過小抄ACETYLCHOLINEISANEUROTRANSMITTERRELEASEDFROMNERVEENDINGSTERMINALSINBOTHTHEPERIPHERALANDTHECENTRALNERVOUSSYSTEMSITISSYNTHESIZEDWITHINTHENERVETERMINALFROMCHOLINE,TAKENUPFROMTHETISSUEFLUIDINTOTHENERVEENDINGBYASPECIALIZEDTRANSPORTMECHANISMTHEENZYMENECESSARYFORTHISSYNTHESISISFORMEDINTHENERVECELLBODYANDPASSESDOWNTHEAXONTOITSEND,CARRIEDINTHEAXOPLASMICFLOW,THESLOWMOVEMENTOFINTRACELLULARSUBSTANCECYTOPLASMACETYLCHOLINEISSTOREDINTHENERVETERMINAL,SEQUESTEREDINSMALLVESICLESAWAITINGRELEASEWHENANERVEACTIONPOTENTIALREACHESANDINVADESTHENERVETERMINAL,ASHOWEROFACETYLCHOLINEVESICLESISRELEASEDINTOTHEJUNCTIONSYNAPSEBETWEENTHENERVETERMINALANDTHEEFFECTORCELLWHICHTHENERVEACTIVATESTHISMAYBEANOTHERNERVECELLORAMUSCLEORGLANDCELLTHUSELECTRICALSIGNALSARECONVERTEDTOCHEMICALSIGNALS,ALLOWINGMESSAGESTOBEPASSEDBETWEENNERVECELLSORBETWEENNERVECELLSANDNONNERVECELLSTHISPROCESSISTERMEDCHEMICALNEUROTRANSMISSIONANDWASFIRSTDEMONSTRATED,FORNERVESTOTHEHEART,BYTHEGERMANPHARMACOLOGISTLOEWIIN1921CHEMICALTRANSMISSIONINVOLVINGACETYLCHOLINEISKNOWNASCHOLINERGICACETYLCHOLINEACTSASATRANSMITTERBETWEENMOTORNERVESANDTHEFIBRESOFSKELETALMUSCLEATALLNEUROMUSCULARJUNCTIONSATTHISTYPEOFSYNAPSE,THENERVETERMINALISCLOSELYAPPOSEDTOTHECELLMEMBRANEOFAMUSCLEFIBREATTHESOCALLEDMOTORENDPLATEONRELEASE,ACETYLCHOLINEACTSALMOSTINSTANTLY,TOCAUSEASEQUENCEOFCHEMICALANDPHYSICALEVENTSSTARTINGWITHDEPOLARIZATIONOFTHEMOTORENDPLATEWHICHCAUSECONTRACTIONOFTHEMUSCLEFIBRETHISISEXACTLYWHATISREQUIREDFORVOLUNTARYMUSCLESINWHICHARAPIDRESPONSETOACOMMANDISREQUIREDTHEACTIONOFACETYLCHOLINEISTERMINATEDRAPIDLY,INAROUND10MILLISECONDSANENZYMECHOLINESTERASEBREAKSTHETRANSMITTERDOWNINTOCHOLINEANDANACETATEIONTHECHOLINEISTHENAVAILABLEFORREUPTAKEINTOTHENERVETERMINALTHESESAMEPRINCIPLESAPPLYTOCHOLINERGICTRANSMISSIONATSITESOTHERTHANNEUROMUSCULARJUNCTIONS,ALTHOUGHTHESTRUCTUREOFTHESYNAPSESDIFFERSINTHEAUTONOMICNERVOUSSYSTEMTHESEINCLUDENERVETONERVESYNAPSESATTHERELAYSTATIONSGANGLIAINBOTHTHESYMPATHETICANDTHEPARASYMPATHETICDIVISIONS,ANDTHEENDINGSOFPARASYMPATHETICNERVEFIBRESONNONVOLUNTARYSMOOTHMUSCLE,THEHEART,ANDGLANDULARCELLSINRESPONSETOACTIVATIONOFTHISNERVESUPPLY,SMOOTHMUSCLECONTRACTSNOTABLYINTHEGUT,THEFREQUENCYOFHEARTBEATISSLOWED,ANDGLANDSSECRETEACETYLCHOLINEISALSOANIMPORTANTTRANSMITTERATMANYSITESINTHEBRAINATNERVETONERVESYNAPSESTOUNDERSTANDHOWACETYLCHOLINEBRINGSABOUTAVARIETYOFEFFECTSINDIFFERENTCELLSITISNECESSARYTOUNDERSTANDMEMBRANERECEPTORSINPOSTSYNAPTICMEMBRANESTHOSEOFTHECELLSONWHICHTHENERVEFIBRESTERMINATETHEREAREMANYDIFFERENTSORTSOFRECEPTORSANDSOMEARERECEPTORSFORACETYLCHOLINETHESEAREPROTEINMOLECULESTHATREACTSPECIFICALLYWITHACETYLCHOLINEINAREVERSIBLEFASHIONITISTHECOMPLEXOFRECEPTORCOMBINEDWITHACETYLCHOLINEWHICHBRINGSABOUTABIOPHYSICALREACTION,RESULTINGINTHERESPONSEFROMTHERECEPTIVECELLTWOMAJORTYPESOFACETYLCHOLINERECEPTORSEXISTINTHEMEMBRANESOFCELLSTHETYPEINSKELETALMUSCLEISKNOWNASNICOTINICINGLANDS,SMOOTHMUSCLE,ANDTHEHEARTTHEYAREMUSCARINICANDTHEREARESOMEOFEACHTYPEINTHEBRAINTHESETERMSAREUSEDBECAUSENICOTINEMIMICSTHEACTIONOFACETYLCHOLINEATNICOTINICRECEPTORS,WHEREASMUSCARINE,ANALKALOIDFROMTHEMUSHROOMAMANITAMUSCARIA,MIMICSTHEACTIONOFACETYLCHOLINEATTHEMUSCARINICRECEPTORSACETYLCHOLINEISTHENEUROTRANSMITTERPRODUCEDBYNEURONSREFERREDTOASCHOLINERGICNEURONSINTHEPERIPHERALNERVOUSSYSTEMACETYLCHOLINEPLAYSAROLEINSKELETALMUSCLEMOVEMENT,ASWELLASINTHEREGULATIONOFSMOOTHMUSCLEANDCARDIACMUSCLEINTHECENTRALNERVOUSSYSTEMACETYLCHOLINEISBELIEVEDTOBEINVOLVEDINLEARNING,MEMORY,ANDMOODACETYLCHOLINEISSYNTHESIZEDFROMCHOLINEANDACETYLCOENZYMEATHROUGHTHEACTIONOFTHEENZYMECHOLINEACETYLTRANSFERASEANDBECOMESPACKAGEDINTOMEMBRANEBOUNDVESICLESAFTERTHEARRIVALOFANERVESIGNALATTHETERMINATIONOFANAXON,THEVESICLESFUSEWITHTHECELLMEMBRANE,CAUSINGTHERELEASEOFACETYLCHOLINEINTOTHESYNAPTICCLEFTFORTHENERVESIGNALTOCONTINUE,ACETYLCHOLINEMUSTDIFFUSETOANOTHERNEARBYNEURONORMUSCLECELL,WHEREITWILLBINDANDACTIVATEARECEPTORPROTEINTHEREARETWOMAINTYPESOFCHOLINERGICRECEPTORS,NICOTINICANDMUSCARINICNICOTINICRECEPTORSARELOCATEDATSYNAPSESBETWEENTWONEURONSANDATSYNAPSESBETWEENNEURONSANDSKELETALMUSCLECELLSUPONACTIVATIONANICOTINICRECEPTORACTSASACHANNELFORTHEMOVEMENTOFIONSINTOANDOUTOFTHENEURON,DIRECTLYRESULTINGINDEPOLARIZATIONOFTHENEURONMUSCARINICRECEPTORS,LOCATEDATTHESYNAPSESOFNERVESWITHSMOOTHORCARDIACMUSCLE,TRIGGERACHAINOFCHEMICALEVENTSREFERREDTOASSIGNALTRANSDUCTIONFORACHOLINERGICNEURONTORECEIVEANOTHERIMPULSE,ACETYLCHOLINEMUSTBERELEASEDFROMTHERECEPTORTOWHICHITHASBOUNDTHISWILLONLYHAPPENIFTHECONCENTRATIONOFACETYLCHOLINEINTHESYNAPTICCLEFTISVERYLOWLOWSYNAPTICCONCENTRATIONSOFACETYLCHOLINECANBEMAINTAINEDVIAAHYDROLYSISREACTIONCATALYZEDBYTHEENZYMEACETYLCHOLINESTERASETHISENZYMEHYDROLYZESACETYLCHOLINEINTOACETICACIDANDCHOLINEIFACETYLCHOLINESTERASEACTIVITYISINHIBITED,THESYNAPTICCONCENTRATIONOFACETYLCHOLINEWILLREMAINHIGHERTHANNORMALIFTHISINHIBITIONISIRREVERSIBLE,ASINTHECASEOFEXPOSURETOMANYNERVEGASESANDSOMEPESTICIDES,SWEATING,BRONCHIALCONSTRICTION,CONVULSIONS,PARALYSIS,ANDPOSSIBLYDEATHCANOCCURALTHOUGHIRREVERSIBLEINHIBITIONISDANGEROUS,BENEFICIALEFFECTSMAYBEDERIVEDFROMTRANSIENTREVERSIBLEINHIBITIONDRUGSTHATINHIBITACETYLCHOLINESTERASEINAREVERSIBLEMANNERHAVEBEENSHOWNTOIMPROVEMEMORYINSOMEPEOPLEWITHALZHEIMERSDISEASEABSTRACTEXPRESSIONISM,MOVEMENTOFABSTRACTPAINTINGTHATEMERGEDINNEWYORKCITYDURINGTHEMID1940SANDATTAINEDSINGULARPROMINENCEINAMERICANARTINTHEFOLLOWINGDECADEALSOCALLEDACTIONPAINTINGANDTHENEWYORKSCHOOLITWASTHEFIRSTIMPORTANTSCHOOLINAMERICANPAINTINGTODECLAREITSINDEPENDENCEFROMEUROPEANSTYLESANDTOINFLUENCETHEDEVELOPMENTOFARTABROADARSHILEGORKYFIRSTGAVEIMPETUSTOTHEMOVEMENTHISPAINTINGS,DERIVEDATFIRSTFROMTHEARTOFPICASSO,MIR,ANDSURREALISM,BECAMEMOREPERSONALLYEXPRESSIVEJACKSONPOLLOCKSTURBULENTYETELEGANTABSTRACTPAINTINGS,WHICHWERECREATEDBYSPATTERINGPAINTONHUGECANVASESPLACEDONTHEFLOOR,BROUGHTABSTRACTEXPRESSIONISMBEFOREAHOSTILEPUBLICWILLEMDEKOONINGSFIRSTONEMANSHOWIN1948ESTABLISHEDHIMASAHIGHLYINFLUENTIALARTISTHISINTENSELYCOMPLICATEDABSTRACTPAINTINGSOFTHE1940SWEREFOLLOWEDBYIMAGESOFWOMAN,GROTESQUEVERSIONSOFBUXOMWOMANHOOD,WHICHWEREVIRTUALLYUNPARALLELEDINTHESUSTAINEDSAVAGERYOFTHEIREXECUTIONPAINTERSSUCHASPHILIPGUSTONANDFRANZKLINETURNEDTOTHEABSTRACTLATEINTHE1940SANDSOONDEVELOPEDSTRIKINGLYORIGINALSTYLESTHEFORMER,LYRICALANDEVOCATIVE,THELATTER,FORCEFULANDBOLDLYDRAMATICOTHERIMPORTANTARTISTSINVOLVEDWITHTHEMOVEMENTINCLUDEDHANSHOFMANN,ROBERTMOTHERWELL,ANDMARKROTHKOAMONGOTHERMAJORABSTRACTEXPRESSIONISTSWERESUCHPAINTERSASCLYFFORDSTILL,THEODOROSSTAMOS,ADOLPHGOTTLIEB,HELENFRANKENTHALER,LEEKRASNER,ANDESTEBANVICENTEABSTRACTEXPRESSIONISMPRESENTEDABROADRANGEOFSTYLISTICDIVERSITYWITHINITSLARGELY,THOUGHNOTEXCLUSIVELY,NONREPRESENTATIONALFRAMEWORKFOREXAMPLE,THEEXPRESSIVEVIOLENCEANDACTIVITYINPAINTINGSBYDEKOONINGORPOLLOCKMARKEDTHEOPPOSITEENDOFTHEPOLEFROMTHESIMPLE,QUIESCENTIMAGESOFMARKROTHKOBASICTOMOSTABSTRACTEXPRESSIONISTPAINTINGWERETHEATTENTIONPAIDTOSURFACEQUALITIES,IE,QUALITIESOFBRUSHSTROKEANDTEXTURETHEUSEOFHUGECANVASESTHEADOPTIONOFANAPPROACHTOSPACEINWHICHALLPARTSOFTHECANVASPLAYEDANEQUALLYVITALROLEINTHETOTALWORKTHEHARNESSINGOFACCIDENTSTHATOCCURREDDURINGTHEPROCESSOFPAINTINGTHEGLORIFICATIONOFTHEACTOFPAINTINGITSELFASAMEANSOFVISUALCOMMUNICATIONANDTHEATTEMPTTOTRANSFERPUREEMOTIONDIRECTLYONTOTHECANVASTHEMOVEMENTHADANINESTIMABLEINFLUENCEONTHEMANYVARIETIESOFWORKTHATFOLLOWEDIT,ESPECIALLYINTHEWAYITSPROPONENTSUSEDCOLORANDMATERIALSITSESSENTIALENERGYTRANSMITTEDANENDURINGEXCITEMENTTOTHEAMERICANARTSCENESCIENCEANDTECHNOLOGYISQUITEABROADCATEGORY,ANDITCOVERSEVERYTHINGFROMSTUDYINGTHESTARSANDTHEPLANETSTOSTUDYINGMOLECULESANDVIRUSESBEGINNINGWITHTHEGREEKSANDHIPPARCHUS,CONTINUINGTHROUGHPTOLEMY,COPERNICUSANDGALILEO,ANDTODAYWITHOURWORKONTHEINTERNATIONALSPACESTATION,MANCONTINUESTOLEARNMOREANDMOREABOUTTHEHEAVENSFROMHERE,WELOOKINWARDTOBIOCHEMISTRYANDBIOLOGYTOTRULYUNDERSTANDBIOCHEMISTRY,SCIENTISTSSTUDYANDSEETHEUNSEENBYSTUDYINGTHECHEMISTRYOFBIOLOGICALPROCESSESTHISSCIENCE,ALONGWITHBIOPHYSICS,AIMSTOBRINGABETTERUNDERSTANDINGOFHOWBODIESWORKFROMHOWWETURNFOODINTOENERGYTOHOWNERVEIMPULSESTRANSMITANALYTICGEOMETRY,BRANCHOFGEOMETRYINWHICHPOINTSAREREPRESENTEDWITHRESPECTTOACOORDINATESYSTEM,SUCHASCARTESIANCOORDINATES,ANDINWHICHTHEAPPROACHTOGEOMETRICPROBLEMSISPRIMARILYALGEBRAICITSMOSTCOMMONAPPLICATIONISINTHEREPRESENTATIONOFEQUATIONSINVOLVINGTWOORTHREEVARIABLESASCURVESINTWOORTHREEDIMENSIONSORSURFACESINTHREEDIMENSIONSFOREXAMPLE,THELINEAREQUATIONAXBYC0REPRESENTSASTRAIGHTLINEINTHEXYPLANE,ANDTHELINEAREQUATIONAXBYCZD0REPRESENTSAPLANEINSPACE,WHEREA,B,C,ANDDARECONSTANTNUMBERSCOEFFICIENTSINTHISWAYAGEOMETRICPROBLEMCANBETRANSLATEDINTOANALGEBRAICPROBLEMANDTHEMETHODSOFALGEBRABROUGHTTOBEARONITSSOLUTIONCONVERSELY,THESOLUTIONOFAPROBLEMINALGEBRA,SUCHASFINDINGTHEROOTSOFANEQUATIONORSYSTEMOFEQUATIONS,CANBEESTIMATEDORSOMETIMESGIVENEXACTLYBYGEOMETRICMEANS,EG,PLOTTINGCURVESANDSURFACESANDDETERMININGPOINTSOFINTERSECTIONINPLANEANALYTICGEOMETRYALINEISFREQUENTLYDESCRIBEDINTERMSOFITSSLOPE,WHICHEXPRESSESITSINCLINATIONTOTHECOORDINATEAXESTECHNICALLY,THESLOPEMOFASTRAIGHTLINEISTHETRIGONOMETRICTANGENTOFTHEANGLEITMAKESWITHTHEXAXISIFTHELINEISPARALLELTOTHEXAXIS,ITSSLOPEISZEROTWOORMORELINESWITHEQUALSLOPESAREPARALLELTOONEANOTHERINGENERAL,THESLOPEOFTHELINETHROUGHTHEPOINTSX1,Y1ANDX2,Y2ISGIVENBYMY2Y1/X2X1THECONICSECTIONSARETREATEDINANALYTICGEOMETRYASTHECURVESCORRESPONDINGTOTHEGENERALQUADRATICEQUATIONAX2BXYCY2DXEYF0,WHEREA,B,FARECONSTANTSANDA,B,ANDCARENOTALLZEROINSOLIDANALYTICGEOMETRYTHEORIENTATIONOFASTRAIGHTLINEISGIVENNOTBYONESLOPEBUTBYITSDIRECTIONCOSINES,AND,THECOSINESOFTHEANGLESTHELINEMAKESWITHTHEX,Y,ANDZAXES,RESPECTIVELYTHESESATISFYTHERELATIONSHIP2221INTHESAMEWAYTHATTHECONICSECTIONSARESTUDIEDINTWODIMENSIONS,TH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