人教版英语选修8unit3 reading the problem of the snakes教案.docx
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人教版英语选修8unit3 reading the problem of the snakes教案.docx
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人教版英语选修8unit3readingtheproblemofthesnakes教案
人教版英语选修8unit3readingtheproblemofthesnakes教案
人教版普通高中课程标准实验教科书高二选修8Unit3ReadingTheproblemofthesnakesWarmingUp;ReadingTeachingGoals:
1.
Tolearnaboutthedifferencebetweenadiscoveryandaninvention.
2.ToarouseSs’interestinlearningaboutthestagesofaninvention.
3.TodevelopSs’somebasicreadingskills.
4.TodevelopSs’abilitytodiscoverandsolvetheproblemsandcultivateSs’creativityandimagination.
TeachingProcedures:
Step1.
WarmingUpPurpose:
ToarouseSs’interestinlearningaboutthedifferencebetweenadiscoveryandaninvention.
1.
GetSsttoguesswhattheinventionisorwhotheinventorisingroups.
Question1:
It’smadeofplasticsandmetal.
Itlookslikeabigbo_.
Theinventionhelpsuskeepourclothescleanandlightenourwork.
SuggestedAnswer:
Washingmachine.
Question2:
TheinventorisfromAmerica.
Heisoneofthefatherofinventions.
Theinventorinventedthebulb.
SuggestedAnswer:
Edison2.
GetSstotellasmanytheinventionstheyknowaspossibleingroups.
3.
AskSstolookatthepicturesonP19andanswerthefollowingquestions.
(1)Whichofthepicturesisaninvention?
(2)Whichofthepicturesisadiscovery?
4.
GetSstodiscussthedifferencebetweentheinventionsandadiscoveryandgiveadefinitionofthemandgivesomee_lesofeachcategory.
SuggestedAnswer:
Aninventionissomethingproducedforthefirsttimethroughtheuseofimaginationoringeniousthinkingande_perimentation.
Adiscoverymerelymakesknownsomethingthatalreadye_istsinnature.
Agoodsentencee_le:
Myfatherdiscoveredmymotherinthecrowdandinventedmelater.
Step2.
Pre-readingPurpose:
TogetSstobeawareoftheconnectionbetweeninventingandthescientificprocess.
1.
LetSsworkinpairsanddecidedwhatthefirstandmostimportantstageistomakeaninvention.
2.
AskSstofinishthee_erciseofPre-readingonP19andthenchecktheanswerinpairs.
Key:
1Findingaproblem2Doingresearch3Thinkingofacreativesolution4Testingsolution5Decidingontheinvention6ApplyingforapatentStep3.
Leading-inPurpose:
ArouseSs’interestinthete_tandencourageSstoimaginethecontentofthete_t.
AskSstopredictinpairsthecontentofthete_tbasedonthetitleandpictures.
Step4.
FastreadingPurpose:
TogetSstohaveabriefunderstandingofthete_t1.
AskSstoreadthete_tquicklyandtrytogetthemainideaofthewholete_t.
SuggestedAnswer:
Thete_tnarratestheproblemofthesnakesandpresentstheproceduresofcatchingthemandapplyingforapatent.
2.
GetSstodividethepassageandworkoutthemainideaforeachpart.
PartI(Para1):
Thediscoveryoftheproblemofthesnakes.
PartII(Para2~3):
Theresearchontheapproachestosolvetheproblem.
PartIII(Para4~6):
Theattemptstocatchthesnakes.
PartIV(Para7~8):
Therequirementofgettingapatent.
Step5.
Intensivereading1.
AskSstoreadthete_tcarefullyandfindoutwhichparagraphorparagraphsdealwitheachinventingprocessinthepassageandfindthee_les:
SuggestedAnswer:
ParagraphStageE_leinthisstory1FindaproblemThesnakemustbe__removed_
butnot_
__hurt___
2DoresearchLookfor_methods_
ofremoval;thehabitsofsnakes3ThinkofacreativesolutionIdentify__three_
possibleapproaches:
choose_thelastone4,5,6TestthesolutionseveraltimesTrythree_
timestomakeitwork_efficiently_
7ApplyforapatentFillintheformandfilepatentapplicationwiththePatentOffice2.
AskSstoworkinpairsandtrytotellwhichofthefollowingstatementsaretrueandfalse.
(1)Whenthewritercalleduphermotherinthecountryonthephoneshewasverye_cited.
(2)Thewriterfeltveryproudthatshehadachancetodistinguishherselfbyinventingsomethingthatwouldcatchsnakesbutnotharmthem.
(3)Thefirstthingthewritertriedtodowastocatchthesnakes.
(4)Thewriterdecidedtoremovethesnakes`habitat.
(5)Thewriterusedanice-maker、abowl、somejelly、ice-cubes、abucketandatocatchthesnakes.
(6)Afterthreeattempts,thewriterfinallycaughtthesnakesandsentthemintothewild.
(7)Thewriterhimselfdecidedtosendherinventiontothepatentofficetogetrecognitionforhersuccessfulidea.
(8)Thecriteriaaresostrictthatitisdifficultfornewideastobeacceptedunlesstheyaretrulynovelandarereallydifferentfromeverybodyelse`s.
SuggestedAnswers:
(1)F
(2)T(3)F(4)F(5)T(6)T(7)F(8)T3.
AskSstotakethequizbelowandseewhetherSscangraspthedetailsofthete_t.
(1)Whydidthewriterdosomuchtrapthesnakesbutnothurtthem?
A.
Becauseshewantedtoeatthesnakes.
B.
Becausesheplannedtoapplyforapatent.
C.
Becausesheobeyedherparentsandwantedtotesthernewidea.
D.
Becausetheywerepoisonoussnakes.
(2)Thewritersetaboutresearchingthehabitsofsnakesinorderto________
A.
knowhowtodrivethemoff.
B.
killthemintheeasiestway.
C.
trapthemintheeasiestway.
D.
getonwellwithsnakes.
(3)Thewriterplacedafrozenbowloverthesnakes`habitatsbecause______.
A.
Thesnakesweresmall.
B.
Sheknewthesnakeswerecold-bloodedanimals.
C.
Shedidn’twanttobebitten.
D.
Shewantedtomakethesnakespassiveandcaughtthemeasily.
(4)Whichstatementistrueaccordingtothete_t?
A.
Thewriterdecidedtosendherinventiontothepatentofficethemomentshesucceededcatchingthesnakes.
B.
Thesnakeswerestillasactiveasbeforeinthefirstattempt.
C.
Thewritercouldmakealotofmoneyifshesucceed.
D.
Ifanapplicationforyourproductprovestobevalid,youcangetapatentimmediately.
.
(5)Accordingtothete_t,whichsubjectdoyouthinkcanbegivenapatent?
A.
Anewkindofflowerfoundbyabotanist..
B.
Anewwaytomakedirty.aircleanC.
AnewpoemwrittenbyMr.
Li.
D.A.newstardiscoveredbyascientist.
SuggestedAnswers:
(1)C
(2)C(3)D(4)C(5)B4.
Ithasbeenstatedthatthescientificapproachtodoinge_perimentsandtheapproachtoinventingareverysimilar.
Buttheyarenotidentical.
GetSstoidentifythedifferencesandthenshowthemthischart.
StagesScientifice_perimentsInventions1FindaproblemFindaproblem2MakeaquestionDoresearch3ThinkofamethodThinkofacreativesolution4CollectresultsTestthesolutionseveraltimes5MakeaconclusionDecideontheinvention6RepeatifnecessaryApplyforapatent5.
Accordingtotheformabove,getSstoretellthete_t.
Step6.
E_tensionPurpose:
TodevelopSs’sabilitytodiscoverandsolvetheproblemsandcultivateSscreativityandimagination.
ToprovideachanceforSstoapplytheircreativeskillstorealtasks.
1.
AskSstoworkingroupsandanswerthefollowingquestions.
(1)What’sthewritingpurposeofthewriter?
SuggestedAnswer:
Thewriterwantstoinformusofthescientificmethodstosolvepresentproblemssothatwestudentscannotonlybroadenthehorizonsbutbeemoreskilledindiscoveringandconsideringcarefullytheproblemsindailylife.
Wearealsoencouragedbythewritertobecreativeandhardworkingaswellasthinkingindependently.
(2)Whatshouldwelearnfromthiste_t?
SuggestedAnswer:
Wecanlearnfromthete_tthewayofdoingscientificresearchesandhowtoapplyforapatent.
Wecanalsolearnthatittakesaninventorgreatdeterminationpersistencetoachievehisorherambitionandpersistencetoachievehisorherambitioninlife.
2.
GetSsformedingroupsoffouranddiscusssomeinconveniencesthey’vemetintheirlife.
Theymustimagineaninventiontosolvetheseinconveniences.
Afterdiscussion,fillinthefollowingform.
HerearesomeproblemsforSstochoosefromandSscanchoosetheirownproblem.
Remembertoincludeonechangetoyourinventionincaseitdoesn’tworkthefirsttime.
(Thiscanbedoneafterclass.)Problem1:
theapplesgrowingonyourappletreearetoohighforyoutoreachthem.
Whatcanyouinventtopickyourapplesinfort?
Problem2:
Youneedtomakeahousebutyouonlyhavefishingsandmanyplasticbottles.
Howcanyousolveit?
Problem3:
Youwanttocatchfishbutnothurtthemwhenyoudoso.
Designafishingrodthatwillsolvethisproblem.
PatentApplicationQuestionFormNameofinventionInventorsHowdoyougettheidea?
Canyoudescribeyourinvention?
(appearance/material/cost/manual,etc.)Whatisitsuse?
Otherinformation(ifnecessary)Pictureofinvention(ifnecessary)Step7.
Homework1.AskSstogooverthereadingte_t.
2.AskSstopreviewLearningaboutLanguage.
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