外研版高中英语必修1Module5教案Word格式文档下载.docx
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Completeindividually;
askthestudentstogiveanswersandreasons;
readoutthewordsaloudtogether.
3.Activity3onP42.
askthestudentstogiveanswers;
Step2Pre-reading
Backgroundknowledgeofascientificexperiment.(Actitivy1onP44)
Readtounderstandandputinorder;
comparetheanswer.
Suggestedanswer:
aim-method-result-conclusion
Step3Reading
PassageA
1.Fast-reading
ReadthroughpassageAsilentlytocatchitsmainidea.ThenfinishActivity2onP44.
Explainsomedifficultlanguagepointstothestudentsaftercheckingtheanswer.(Ref:
Notestothetext.)
2.Carefulreading
ReadpassageAverycarefullytofindouttheanswerstothequestionsinActivity3onP44.
(ReadthroughthequestionsinActivity3;
readthepassageagainsilentlytofindanswers;
checktheanswers.)
Suggestedanswers:
1)Potassium,calciumandsodium.
2)Itburnstoformanoxide.
3)Magnesium,aluminiumandzinc.
4)Ithasaslowreaction.
5)No,itdoesn’t.
PassageB
T:
Well,frompassageAwecanseehowinterestingtheexperimentaboutthereactionofmetalsis!
Butdoyouknowhowwecancarryoutachemicalexperimentinalabsuccessfully?
Andhowtodescribeascientificexperiment?
Nextwe`llreadPassageBtolearnsomethingaboutthetopic.
ReadthroughpassageBsilentlytocatchitsmainidea.ThenfillinthetableonP45.
Explainsomedifficultlanguagepointstothestudentsaftercheckingtheanswers.(Ref:
【*Inordertoleadthestudentstoreadthetextverycarefully,thefollowingtask-basedquestionscanbesignedtoaskthemtoanswer:
】
⑴Canyouguessthemeaningoftheword“apparatus”throughthecontext?
Haveyouknownalloftheapparatusesofthisexperiment?
⑵Inthesecondpartoftheexperiment,whymustyouboilthewater?
Andthenwhydoyouaddsomeoiltothewater?
ForQuestion1,somestudentsmaybefeelstrangetosomeapparatuses.Ifso,thefollowingpicturescanbetypedoutwiththehelpofcomputertohelpSstoknowabout:
Testtubeholder
Bunsenburner
Testtube
ReadpassageBverycarefullytofinishActivity5onP46.
(Readthepassageagainsilentlytofindanswers;
Step4Consolidation
ReadthewordsinActivity6toreview.
Step5SummaryandHomework
1.Summary:
Summarizewhattheyhavelearnedinthisperiod.
2.Homework:
ReadingonP93-94inworkbook.
Appendix:
Notestothetext
1.Itishardtothinkofaworldwithoutmetals.
Itis+adj.+(for/ofsb.)+todosth.
eg:
Itiseasytoclimbthehill.
Itisimpossibleforachildtoreachthatapple.
Itisverykindofyoutohelpme.
2.…howtheyreactwithdifferentsubstances…
reactwithsth.与……发生化学反应
reacttosth.对…作出反应
Doyouthinkcalciumreactswithwater?
你认为钙会与水发生反应吗?
Hedidn'
treacttothenews.他对那消息没有反应。
3.Thereactionofmetalswiththesesubstancescanbeputinorder.
put…inorder把…按顺序放好
inorder有序的(地)
outoforder无序的(地)
Lily,putyourthingsinorderafteryouplaywiththem.
4.Thismakessurethereisnoairinthewater.
makesure确保,保证
Youmustmakesurewecangetthereontime.
5.Addsomeoiltothewater.Thiswillkeepairoutofthewater.
1)add…to…把…加到…
addto增加addupto总计是
addoiltothefire火上浇油
Ifyouaddthreetoseven,yougetten.
Thesenewly-builtgardensaddtothebeautyofthecity.这些新建的公园增添了这个城市的美丽。
Thesenumbersaddupto50.这些数字加起来总计是50。
2)keep……outof使……不进入
Keepthedogoutoftheroom.不要让狗进入房间。
6.Usefulexpressions
atthetop(of)
atthebottom(of)
atleast
learnfrom
findout
hall-fillvt.把…填/装半满
air-freeadj.
PeriodTwo
VocabularyandSpeaking&
Vocabulary
1.Learntoresearchbycooperation;
2.Learntomakeuseofnumerals(['
nju:
mərəl]n.数字/adj.数字的)todescribethingscorrectly.
1.Leadthestudentstotakeanactivepartinclass;
2.Convert([kən'
və:
t]v.使转变,转变,变换)differentkindsofnumeralsfreelyandproficientlywiththehelpofwhattheylearninthisperiod.
Step1GreetingsandRevision
1.Greetthestudentsasusual.
2.CheckthehomeworkinlastperiodORasksomestudentstoreadthenewwordsinthismodule.
Step2VocabularyandSpeaking
1.Activity1onP42.(Cardinalnumbers(['
kɑ:
dinəl]adj.主要的,基本的))
Askthestudentstoreadthroughthenumberssilentlyandindividually.
TellthestudentstherulesofreadingcardinalnumbersinEnglishandcorrectthemistakesinthispart.
Askthestudentstoreadoutthenumbersaloudinthispartcorrectlyandindividually.
1)Theword“thousand”ismissingafter“fourhundredandseventy”;
2)Theword“one”(or“a”)ismissingbefore“hundredmillion”.
2.Activity2onP42.(Fractions['
fræ
kʃən]n.分数)
TellthestudentstherulesofreadingfractionsinEnglish.
Answers:
1.two-fifths;
2.five-eighths;
3.nine-tenths4.three-eighths;
5.five-sixths.
3.Activity3onP42.(Percentages)
AskthestudentstoturnthefractionsinActivity2intopercentagesandtrytoreadthemoutinpairsorindividually.
TellthestudentstherulesofreadingpercentagesinEnglish.
Askthestudentstodescribethepercentagesaftertheexample.
1.Aquarteristhesameas25%;
2.Onethirdisthesameas33.33r%(thirty-threepointthreethreerecurringpercent);
3.Four-fifthsisthesameas80%;
4.Onetenthisthesameas10%;
5.Three-quartersisthesameas75%;
6.Onehalfisthesameas50%;
7.Two-thirdsisthesameas66.66r%(sixty-sixpointsixsixrecurringpercent);
8.Two-fifthsisthesameas40%;
9.Five-eighthsisthesameas62.5%(sixty-twopointfivepercent);
10.Nine-tenthsisthesameas90%;
11.Three-eighthsisthesameas37.5%(thirty-sevenpointfivepercent);
12.Five-sixthsisthesameas83.33r%(eighty-threepointthreethreerecurringpercent).
【*recur[ri'
kə:
]vi.重现;
循环recurringadj.循环的;
再发的】
4.Activity4onP43.(Consolidation)
Askthestudentstoaskandanswerinturninpairs;
thenasksomepairstoactout.
【*5.Activity5onP43canbeomitted.】
Step3Vocabulary
1.Activity1onP46.(Decimals['
desiməl]adj.小数的;
十进位的n.小数)
TellthestudentstherulesofreadingdecimalsinEnglish.
1)pointfive(ornought([nɔ:
t]n.零;
没有)/zeropointfive);
2)twopointtwofive;
3)pointsevenfive(ornought/zeropointsevenfive);
4)thirtypointfive;
5)twelvepointthree.
【带分数的读法:
整数+分数,中间用and连接eg:
2又1/4twoandaquarter】
2.Activity2onP46.
Lookatthepicturestolearnabouttheequipmentandtheirnames.
Step4SummaryandHomework
Activity5,6,7,9onP92-93inworkbook.
PeriodThree
ListeningandWriting;
Function&
Task
2.Learntomakeuseofwordsandexpressionsofsequence(['
si:
kwəns]n.序列;
顺序)tomaketheirexperimentreportmorecoherent.
2.Describetheirscientificexperimentproficientlywithwhattheylearninthismodule.
2.Checkthehomeworkinlastperiod.
Step2ListeningandWriting
1.Activity1onP46.
ItisnecessaryforateachertogivetheSsabriefindicationbeforelistening.Forthislistening,theteachercansaytotheSs:
Wearegoingtolistentoadialoguethattakesplaceinalab.Ateacherhelpsastudentdoanexperiment.Inthisexperiment,themetalmagnesiumburnsinair.Isthereachangeinweightwhenthismetalburnsinair?
Firstlet’sguess/predicttheresultaccordingtowhatyouhavelearnedinchemistrylesson.
Theweightofthesubstancewillincrease,becausethemetalmagnesiumburnstoformanoxideinairaswehavelearnedinPassageA.
2.Activity2onP47.
Nowlet`slistentothedialoguetogetthemainideathistimeandtrytofindoutwhetherthereisachangeinweightwhenthemetalmagnesiumburnsinair.
3.Activity3onP47.
Listenagaintogetmoredetailsandtrytofillintheblanks.
Comparetheanswersandthenlistenonemoretimetochecktheanswers.
(Thestudentsdon`thavetowritedown,becauseit`tdifficulttowritedown.)
Aim:
tofindoutifthere’sachangeinweightwhenmagnesiumburnsinair.
Apparatus:
Magnesium,Bunsenburner,abalance,acrucible.
Method:
First,putthemagnesiuminthecrucible.
Thenputthecrucibleonthebalanceandweighit.
Next,lighttheBunsenburnerandholdthecrucibleoverittoheatthemagnesium.
Finally,weighthema