必修一英语Module5单元教学案外研版.docx
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必修一英语Module5单元教学案外研版.docx
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必修一英语Module5单元教学案外研版
2017年必修一英语Module5单元教学案(外研版)
duleTeahingplan
Perid1
Intrdutin≈VabularandSpeaing
Teahingais:
1Tintrduesegeneralsiene
2Tlearnserdsrelatedtthetheefthisdule
3Tdevelpspeaingabilitbpratiingsaingthenubers,espeiallthefratins
Iprtantanddiffiultpints:
1Arusethestudents’interestsandlveinsiene
2Enablethestudentstunderstandseeleentsabuttheheistrlab
3aethestudentsnhtreadthenubers
Teahingpredures:
Intrdutin
Ativit1
TheaiftheativitistasthestudentstfinishthequizabutgeneralsienetarusetheirinterestinsieneTheativitanbedneasflls:
Firstl,asthestudentstgthrughthefllingthequizandaetheirhientheirn
Quiz:
Huhdunabutgeneralsiene?
1aterexists__________
(a)asaslid,aliquidandagas(b)asaslidandaliquidnl
2henuheataetal,itill___________
(a)expand(b)ntrat
3Steelisixturef_____________
(a)irnandthersubstanes(b)irnandxgen
4_______________ftheearth’ssurfaeisater
(a)T-thirds(b)0%
Thedistanefthesunfrtheearthis______________ileters
(a)2,00(b)10,00,00
6Theearthis46______________earsld
(a)illin(b)billin
7Theearthis______________then
(a)tieaslargeas(b)frt-ninetieslargerthan
Thenputthestudentsinpairstparetheiransersandallbatheansersfrthelass
Finallasthetlistentthetapeabuttheabvequizandhetheiransers
Ansers:
1a;2a;3a4a;b;6b;7b
Ativities2≈3
TheteaheranprepareseardsabutdifferentthingsfrthelassatfirstBefreshingthestudentstheards,theteaheransatthehlelass:
Thingsanbedividedintthreeinds,natural,an-ade,andeithernaturalran-ade,nI’llshuseardsinhand,anutellehiharenatural,an-aderbth?
Afterthis,theteaheranntinuetsatthehlethelass:
anugiveseexaples?
ThendividethehlelassinttbiggrupstpeteTheteaheranastheSstspeautasanexaplesaspssibleandritedntherdsinthetablentheblabardasflls:
NaturalEg:
d,------
an-adeEg:
glass,------
Eithernaturalran-adeEg:
ater,------
Finall,astheSstpentheirbsatPage41andreadtherdsinthebxaludIfpssible,theanluptherdstnhattheeanfurse,theabvepetitinillntinue,thatistsa,atthisent,theteaheranastheSstputtherdsinthebxnPage41intheirbsintheabvetable
VabularandSpeaing
Ativit1
TheaiftheativitisthavethestudentsnhtreadthelngnubersStheativitanbedneliethis:
Befredealingiththeativit,theteaherhadbetterbuildupalngnuberb
havingthestudentssaaninreasingsequene,eg:
3three
33thirt-three
333threehundredandthirt-three
3,333threethusand,threehundredandthirt-three
33,333thirt-threethusand,threehundredandthirt-three
Atthistie,stftheSsillntheafreadingtheselngnubers:
heretsa“illin”,“thusand”,and“hundred”Sinrdertnslidatehattheustlearned,theteaheranpratiesaingthenubersatthetpfPage42iththestudentstaesuretheSshavetherretintnatin
ThenastheSstgthrughtherestfthenubersinAtivit1andfindtheerrrsindividuallardingtthediretins
Finalltheteaherallsbatheansersfrthelass
Ansers:
1)Therd“thusand”isissingafter“furhundredandsevent”;2)Therd“ne”(r“a”)isissingbefre“hundredillin”
Ativit2
Firstl,theteaherpintatthefratinsandsatheinEnglishAtthesaetietheteaherhavetheSsrepeattheafterhirher
ThentheteaherandtheSsaeananalsisabuttherulesfreadingfratinsinEnglishtgether
FinalltheteaherastheSstreadtherestfthefratinsinAtivit2nPage42intheirbsinEnglishntheirnIfneessar,theteaheranritedntherretansersntheblabardthehattheread
Ansers:
1t-fifths;2five-eighths;3nine-tenths4three-eighths;five-sixths
Ativit3
Theteahershuldintrduetheneptfperentageatfirst,andthentheteaherritednseperentagesntheblabardandreadtheutinEnglish
Eg:
3%→thirt-fiveperent(r:
3perent);0perentequalsahalf
ThenhavetheSspratiereadingaludthefllingperentages:
40%;%;8%
FinallhavetheSsrinpairstdesribethefratinsinAtivit2asperentagesinEnglish
Ansers:
1Aquarteristhesaeas2%;2nethirdisthesaeas3333r%(thirt-threepintthreethreereurringperent);3Fur-fifthsisthesaeas80%;4netenthisthesaeas10%;Three-quartersisthesaeas7%;6nehalfisthesaeas0%;7T-thirdsisthesaeas6666r%(sixt-sixpintsixsixreurringperent);8T-fifthsisthesaeas40%;9Five-eighthsisthesaeas62%(sixt-tpintfiveperent);10Nine-tenthsisthesaeas90%;11Three-eighthsisthesaeas37%(thirt-sevenpintfiveperent);12Five-sixthsisthesaeas8333r%(eight-threepintthreethreereurringperent)
Her:
1Previethereadingpart
2rinpairstfinishAtivities4≈nPage43
Perids2≈3
Reading≈Vabular
Teahingaisanddeands:
⒈Tlearnabutsevabularandnledgerelatedtsieneandexperients
⒉Tnabutseetalsandgettntheirainusesinurlives
⒊TaethestudentsnhtdasipleexperientandritethereprtabutitinEnglish
⒋Tdealithalltheativities1-6abutpassageAandpassageBnpage44-4
⒌Tdevelpstudents’expressinabilitasellasreadingabilitbpratiingthesetpassages
⒍Traisestudents’interestsinsieneandfrtherigrussientifiattitude
Teahingepints:
⒈Taethestudentsunderstandandgraspthevabularandnledgerelatedtsieneandexperients
⒉Tenablethestudentstnhtreadsepassagesabutsiplesientifiexperients
Teahingdiffiulties:
TaestudentslearnhtriteanexperientreprtinEnglish
Teahingethds:
⒈uniativeApprah
⒉Tas-basedApprah
⒊Aural-ralApprahiththehelpftheulti-ediaputerandthererder
Teahingaids:
ulti-ediaputer;Sftare;PerPint;Rerder
Teahingpredures:
Step1:
Lead-in
Atfirstshthestudentsthepiturefalabiththehelpfputer
Thendesignthefllingquestinsandasthestudentstdisusstheingrups:
1Areuinterestedindingsientifiexperients?
2Suppseuanttdaheialexperientabutseetals,duthinitisneessartnabuththereatiththersubstanes?
3Inrdertarrutanexperientsuessfull,hatshuldupreparefrit?
ThisstepistarupthestudentsandraisetheirintereststspeaEnglishinlassBeauseallthesequestinsareverlsetthestudents’daillifeandstuding
Step2:
Pre-reading
Teaher:
Sineuareinterestedindingsientifiexperients,nlet’sgettnsevabularandnledgerelatedtsieneandexperients
AtthesaetieIantpeutsepituresabutseetalsnthesreeniththehelpftheputerasflls:
⑴ptassiu(钾)⑵sdiu(钠)⑶aliu(钙)⑷agnesiu(镁)
⑸aluiniu(铝)⑹zin(锌)⑺irn(铁)⑻pper(铜)
AsItpeuteahftheabvepitures,Ianasthestudentsliethis:
hat’sthis?
Andhatanitbeusedfr?
Atthisentthestudents’interestsareprbablapprahingaliaxSIfurtherastheliethis:
Duanttnreabuttheseetals?
Anddunheanusetheseetalsbetter?
ell,thisishate’llstudversn
Thisstepisepledtreatealanguageenvirnentfrstudents’uniatinandarusetheirinterestsinreadingpassageAandpassageBnpage44-4
Step3:
Reading
PassageA
T:
ell,let’sreadthrughpassageAiththetapefitverquilttrtathitsainideaThenfinishAtivit2npage44andgiveurreasns
Next,astheSstreadpassageAverarefulltfinduttheansersinAtivit3npage44Finishthisativitbulti-ediaputerItanbedesignedasflls:
1hihftheetalsinthetablereatsthestithxgenandater?
Ptassiu,aliuandsdiu
2hathappenshenuheataliuinxgen?
Itburnstfranxide
3hihetalsreatithstea?
agnesiu,aluiniuandzin
4Desirnhaveaslrfastreatinithstea?
Ithasaslreatin
Despperreatithater?
N,itdesn’t
PassageB
T:
ell,frpassageAeanseehinterestingtheexperientabutthereatinfetalsis!
Butdunheanarrutaheialexperientinalabsuessfull?
Andhatistherretrdertdesribeasientifiexperient?
AstheSstlatAtivit1npage44andgivetheabut2inutestdisussitThenllettheansersfrtheAtthesaetietpeuttherretansernthesreeniththeputerasflls:
T:
N,let’setsee“Asiplesientifiexperient”!
ThenplathetapefpassageBfrthestudentsandasthetreadthepassageiththetapequilandfinishAtivit4npage44
Inrdertleadthestudentstreadthetextverarefull,thefllingtas-basedquestinsanbesignedtasthetanser:
⑴anuguesstheeaningftherd“apparatus”thrughthentext?
Haveunnallftheapparatusesfthisexperient?
⑵Inthesendpartftheexperient,hustubiltheater?
Andthenhduaddseilttheater?
FrQuestin1,sestudentsabefeelstrangetseapparatusesIfs,thefllingpituresanbetpedutiththehelpfputerthelpSstnabut:
TheninrdertaetheSsnslidatehatthereadinpassageBandheifthehaveunderstdtheexperientverell,Ativitnpage46anbetpedutnthesreeniththehelpfputerasatas-basedativit。
Step4:
Disussin
⒈Duthinitiseasrdiffiultfrutarrutasientifiexperientell?
Andanudesribehtditsuessfullinsiplerds?
⒉Ifuanttlearnsienesubetsell,hatqualitiesduthinushuldhave?
(Pssibleansers:
eshuldbeareful/serius/diligent/patient/thughtful/et)
ThisstepistnslidatehatSshavelearntinthislessn,inadditintpenetratingtheraleduatintlvesieneandfrtherigrussientifiattitude
Her:
⒈riteapletesientifiexperientreprtinsipleEnglish
⒉Underlinethelanguagepintsuan’tunderstandinthetext
⒊GntreadtheUTULRNERreadingpassagefthisdulenPage49
Teahingsuar:
⒈e’velearntabutsevabularandnledgerelatedtsieneandexperients
⒉e’vefinishedstudingpassageAandpassageBnpage44-4
⒊e’v
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