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学必求其心得,业必贵于专精学必求其心得,业必贵于专精学必求其心得,业必贵于专精Teachinggoals教学目标1。Targetlanguage目标语言WordsandexpressionsofsequenceEverydayEnglish2。Abilitygoals能力目标Enablethestudentstopayattentiontotheintonationinquestions。Enablethestudentstowriteadescriptionofanexperiment,andpayattentiontothefunctionwords.3.Learningabilitygoals学能目标Helpthestudentslearnhowtowriteadescriptionofanexperimentaccordingtotheoutline.Teachingimportantanddifficultpoints教学重点和难点Helpthestudentsorganizetheideasaboutanexperiment。Teachingmethods教学方法Question—answermethodandpairwork。Teachingaids教具准备Acomputer,aprojectorandarecorder。Teachingprocedures&&ways教学过程与方式StepⅠRevisionCheckthestudents’homework.ForPRONUNCIA—TION,askthestudentstoreadthefivesentences,andthenplaythetapeforthemtofollow。Askthemwhathappenswhentheyreadquestions。ForEVERY-DAYENGLISH,askthestudentstochoosethecorrectmeaningsindividually,andthenaskthemtocomparetheiranswerswiththeirpartners’.Atlast,checktheanswerswiththewholeclass。StepⅡExercise5(P92)Thisexerciseasksthestudentstousethegivenwordstodescribethepicture.Givethem2or3minutestopreparethetask,andthenasksomeofthemtoreadouttheirdescriptions。T:Well,nowlet’slookatthepictureandthegivenwordsinExercise5.We’llusethesewordstodescribethepicture。Pleaseworkinpairstodothejob。Twoorthreeminuteslater,I’dlikesomeofyoutodescribethepicturetothewholeclass.Twoorthreeminuteslater.T:Whichpairisreadytodescribethepicture?S1:OK。Bobisdoinganexperimentinthechemistrylab。Onthetablethereisacrucible,abeaker,aBunsenburner,apairoftongs,twonailsandatesttubeholder。Bobisholdingatubeandaglassrod.Perhapsheisgoingtopoursomeliquidinthetubeintothebeaker。T:Thisisagooddescription。Youhaveusedallthegivenwords.Whoelsewouldliketotry?S2:Letmetry。Aftertheincident,Paulbecomesmoreandmorecareful.Nowhe’sgoingtodoanotherexperiment。Firstheputsacrucible,aBunsenburner,apairoftongs,twonails,abeaker,andatesttubeholderonthetable。Thistime,heexamineswhathetakesfromthecupboardagainandmakessurethathedoesnotmakeamistake。Nowheisholdingatesttubeinonehandandaglassrodintheotherhand。Look,howseriousheis!T:Whatagoodjobitis!Thestyleistheman(文如其人).Yourdescription,justlikeyou,isverylivelyandlovely。Now,let'sturntopage48andlookatFUNCTION.StepⅢFunctionThepurposeofthispartistoletthestudentsmasterthewordsandexpressionsofsequence.Askthestudentstolookatthewordsinitalicsandthenanswerthequestion:Whendoweusethem?T:Nowlookatthewordsinitalics。Whatarethey?Ss:First,then,next,afterthat,andlastly.T:Whendoweusethem?S1:Whenwewanttotellsomethingaccordingtothetimewhenthethinghappens.S2:Wecanalsousethemwhenwe'remakingaplantodoathing。T:Right.Whatyousaidmeans“sequence”or“connectedlineofevents,ideas,andsomethingelse".Well,readthepassageagainandthenturntopage96.We'lldotheSpeakingandwriting.StepⅣSpeakingandWriting(P96)Thepurposeofthispartisveryclear。Thatistoaskthestudentstopracticethewayofdescribinganexperiment,andalsomakeuseofthefunctionwords。T:Nowlet’sturntopage96andlookatExercise16.Doyouknowwhatyouaresupposedtodo?Ss:Yes。T:OK,matchtheheadingswiththeparagraphsquickly。Pleasepayattentiontothefunctionwords。Checktheanswerswiththeclass。T:NowlookatExercise17。WearegoingtowriteadescriptionoftheexperimentinActivity13。Youcanrefertotheplanandpicturesonpage95toorganizeyourideas.Asampledescription:Aim:Theaimofthisexperimentistowriteasecretmessagewithinvisibleink.Equipment:alemon,asmallcontainer,apen,somewhitewritingpaper,acandleandsomematches。Method:First,squeezethelemonandpourthejuiceintoacontainer.Next,takeyourpenanddipitintothelemonjuice。Thenwriteyourmessageonacleansheetofwhitepaper。Afterthat,blowthepapertodrythelemonjuice。Next,lightacandlewiththematches.Finally,holdthepapernearthecandleflame。Result:Themessagewillgraduallyappearonthepaperwithlightbrowncolorwords。Conclusion:Themessageappearswhenyouheatitbecausethelemonjuicereactswithoxygenintheair.Thisreactionproducesabrowncoloredoxidewhichyoucansee。StepⅤHomeworkTASKonpage50。Asamplereport:ASimpleScientificExperimentBelowisadescriptionofasimplescientificexperiment.Itshowsusthehydrolysisofsalt(盐类的水解)。Aim:Tofindouttheacidity(酸性)andalkalescence(碱性)ofthesolution(溶液)withthesamethickness.Apparatus:Phtestpaper,glassrod,glasssheet,testtube,Na2CO3,NH4Cl,NaClwiththesamethickness。Method:1)AddNa2CO3,NH4ClandNaCltothreedifferenttesttubestoformthreedifferentsolutionswiththesamethickness。2)PutapieceofPhtestpaperontheglasssheet。3)PutglassrobinthetubewithNa2CO3init,andgetsomesolutiontothepaper。4)FindoutPHinthecolorcomparator。5)Repeatthestagesfrom2—4withNH4ClandNaCl.Result:Solution PHNa2CO3 11NH4Cl 6NaCl 7Conclusion:Thesaltfromstrongacidandweakbaseisneutral.Thesaltfromstrongandweakbaseisacidity.Thesaltfromweakacidandalkaliisalkalescence。附 件AboutDingZhaozhong DingZhaozhong,academicianofAmericanAcademyofScience,experimentalphysicist.BorninAnnArbor,MichiganonJanuary27,1936,hewasbroughtbacktoChinabyhisparentswhenhewasthreemonthsold.HemovedtoTaiwanwithhisparentsin1949.HewenttoMichiganUniversitytostudyinthedepartmentsofphysicsandmathematicsin1956,wonMaster'sdegreein1960,PhDinphysicsin1962。HeonceworkedintheNuclearCenter Dr.DingdiscoveredJ/ψparticlein1974andwontheNobelPrizeforthiswithanotherscientistin1976.YoungstersGoforScience,TeachingProfessions Whichcareerwillyouchoosewhenyougrowup? ForChineseyoungsters,scienceoreducationarenowthemostpopularchoices,accordingtoarecentsurveybytheAll—ChinaWomen’sFederation. Chineseyoungpeopleusedtochoosecareersinbusinessorfilmsonlyafewyearsago,occupationswhichwouldbringthemwealth,fameorboth。Butthelatestpollhasrevealedthat28。12percentofallthe3,500youngpeoplesurveyed,agedbetween6and18,expressedtheirkeennesstobecomescientistsinthefuture,withanother17percenthopingtobecometeachers.TheysaidthatWuWenjun,aChinesemathematician,andYuanLongping,the“fatherofhybridrice”,havesetgoodexamplesforthem.Boththescientistshavemadeoutstandingachievementsintheirrespectivefieldsandwon5millionyuan(US$604,000)eachincashinFebruarythisyearbywinningthecountry’stopscienceandtechnologyawardfortheyear2000。 ThesurveywasconductedinBeijingandShanghaimunicipalitiesandfiveotherprovincesaroundChina。Theyoungsters’mothers,mostofwhomhadseniorhighschoolorhighereducationalbackgrounds,alsofilledinquestionnaireswhichaimedtorevealChinesefamilies’currentattitudestowardsnewtrendsinchildren’seducation。 ThemothersheldthefirmbeliefthattobecomewealthythroughknowledgewouldcorrectlyguideChinesesocietyintoitsnextphaseinthenewknowledgeeconomyera。 Inrecentyears,theChineseGovernmenthasbeencallingforpeopletohaveagreaterrespectforscienceandknowledge,andhasencouragedintellectualstomakethemselvesrichthroughknowledge。SocialstatusandeconomiclevelsofChinesescientistsandteachershavesinceseenobviousimprovements. Thesurveyhighlightedabigchangeinordinarypeople'svaluesandtheirconceptsofeducation,whichwasaresultofChina’ssocialadvancement,saidGuanHongyu,directoroftheeducationmanagementdepartmentoftheBeijingInstituteofEducation。

Chineseparentsarewellknownfortheirconcernsabouthowwelltheirchildrendoatschool.Butaccordingtothelatestpoll,roughlyhalfofthemothersbelievedagoodchildshoulddependonhimselforherself,andconstantlystrivetopursuehisorherdream。Some33.57percentoftheyoungsterssurveyedagreedwiththisopinion。 “Chinaistransformingitselffromasocietythatusedtobesolelyconcernedaboutschoolcertificatestoonethatrequiresall—roundabilities.”Guanre-marked。IntroductiontotheSchoolofPhysics,Peking In1902,theDivisionofMathematicsandPhysicswasestablishedintheMetropolitanUniversity(originalnameofPekingUniversity)。Itwasthebeginningofthehighereducationofmathematicsandphysicsin In1913,The“WuLiMen”(PhysicsDepartment)wasformedintheUniversity,whichwasthefirstphysicsundergraduateeducationunitinChina。 DuringtheWarofResistanceagainstJapan,PekingUniversity,TsinghuaUniversityandNankaiUniversitymovedtoKunmingandformedtheNational In1952,China'shighereducationsystemreorganizeditscollegesanddepartments。FormerPhysicsDepartmentsofTsinghuaUniversityandYanjingUniversity In1950’s,somesubdivisionsofPhysicsDepart-menthaddevelopedintonewdepartments,suchasGeophysicsDepartmentandElectronicsDepartment.Inaddition,DepartmentofTechnicalPhysics,whichisthefirstnuclearsciencedepartmentinChina,wasestablishedbasedonstaffsandstudentscomingfromaroundthecountry。 Since50yearsaftertheliberation,physicsdepart-mentsinPekingUniversityhavecultivatedthousandsofscholars,includingmorethan90academiciansoftheChineseAcademyofScience。Lecturesandtext— Atthebeginningoftwenty-firstcentury,onthewaytowardstheworld-classuniversity,PekingUni—versityisreformingitsinternalorganizationsystem。OnMay18th,2001theSchoolofPhysicswasestablishedbasedonformerPhysicsDepartment,AtmosphericScienceDivisionofformerDepartmentofGeophysics,formerDepartmentofTechnicalPhysics,formerDepartmentofAstronomy,formerInstituteofHeavyIonPhysicsandsomeinter-disciplineresearchcenters,totalingabout320staffsandabout1,500students.Inthisnewlycombinedschoolthereare6academiciansofAcademyofScience,5Chang SchoolofPhysicsofPekingUniversitywillkeepanddevelopitsfineacademictraditionsandwillmakegreatestefforttopromoteitseducationandresearch。

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