北师大初中英语九上《Unit 4 Inventions and Inventors》word教案.docx

北师大初中英语九上《Unit 4 Inventions and Inventors》word教案.docx

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北师大初中英语九上《Unit4InventionsandInventors》word教案

Unit4Inventorsandinventions学案

【背景知识】

Inventingisascientificactivitybecauseitusesthesameproceduresasscientificexperiments.Itisalsoacreativeactivity.Sotobeagoodinventoryouneedtobeimaginativeaswellasdisciplinedinyourapproach.Inventinghasbeenapartofhumanlifeaslongashumanshavebeenonearth.Ifyougointoahistorymuseum,youwillseethestoneaxes,potsandfishinghooks,whichweretheinventionsofourancestors.Eachistheresultofsuccessfulexperimentsbyearlymanintoproblems,suchashowtocutdowntrees,cookandstorefoodandwaterorcatchfish.Manyobjectsthatwehavearoundustodayaresimilarmoderninventions:

·Themobilephonesolvestheproblemofhowtocontactsomeonewhileyouareonthemove.

·Thetelevisionsolvestheproblemofhowtospreadnewsandentertainpeopleathome.

·Thewashingmachinehelpsuskeepourclothescleanandlightenourwork.

Soinventorsandinventionsarenotnewandeachoneanswersaparticularneedorsolvesaproblem.

【单元目标】

Item（项目）

Goals（目标）

Topic（话题）

Inventions;patentapplications;greatinventors

Importantwordsand

usefulexpressions

（重点词组和有用表达）

1、名词

patent,courtyard,walnut,product,powder,perfume,cube,caution,expectation,criterion,file,string,glue,greengrocer,identification,directory,rainfall,lantern,jam,forehead,dot,tap,wire,straw,current,helicopter,triangle,refrigerator,court,extension,version,competence,jeep

2、动词

distinguish,seize,dial,bear,associate

3、形容词；副词

merciful,stainless,cubic,abrupt,abruptly,convenient,passive,merry,merrily,valid,ripe,freezing,innocent,dynamic,stable,practical,personnel

4、短语

callup,nowandthen,setabout,beatentrack,diveinto,setout,hangon,outoforder,getthrough,ringback,ringoff

5、句子

a）Whichextension…,please?

b）CanIspeakto…,please?

c）Holdtheline,please.Hangon,please.

d）I’msorry,butthisphoneisoutoforder.

e）Ican’tgetthrough.

f）Imustringoffnowbecause….

Grammar（语法）

复习过去分词（用作定语、表语和宾语补足语）。

Writing（写作）

根据本单元所学词汇句型，按要求进行写作训练。

TheFirstPeriodWarmingup&Skimming

Ⅰ.Warmingup

Task1Lookatthepicturesbelowanddiscussinpairswhichpicturesshowinventionsandwhichshowdiscoveries.

AnamphibiouscarStephenson’s“Rocket”DNA

_________________________________________________

Task2Workouttherulesthatwillhelpyoudecidewhatadiscoveryisandwhataninventionis?

Adiscoveryis__________________________________________________________________.

Aninventionis_________________________________________________________________.

Task3Havealookatthefollowingmoderninventionsandtrytoexplainhowtheychangedpeople’slives.

Discoveries

Inventions

1.__________

1.Systemsofdeliveringelectricallightandheatingtohomesandoffices

2.Householdmachinesforwashing,ironing,keepingfoodcold,etc

3.Computers,telephones,television,etc

2.__________

1.Airplanejetengines

2.Airballoons,etc

3.__________

Machinestohelppeoplewithseriousdisease（likekidneyfailure）

4.__________

1.Bodyscannerstoseewhetheryouareill

2.Machinestotreadillnesses（likecancer）

Ⅱ.Skimming

Task1Doyouknowthestageseveryinventormustgothroughbeforetheycanhavetheirinventionapproved?

Inventingisascientificactivityandsofollowssimilarstagestothoseusedinresearch.Workoutasuitableorder.

1.Applyingforapatent（）

2.Findingaproblem（）

3.Doingresearch（）

4.Testingthesolution（）

5.Thinkingofacreativesolution（）

6.Decidingontheinvention（）

Task2Skimthewholepassageandgetthemainidea.

Thetextnarrates_________________________andpresents_____________________________

andapplyingfor_____________________.

Task3Dividethepassageintoseveralpartsandfindoutthemainideaforeachparagraph.

Part1（para.1）:

_________________________________________________________________

Part2（para.2-3）:

_______________________________________________________________

Part3（para.4-6）:

_______________________________________________________________

Part4（para.7-8）:

_______________________________________________________________

Task4Summary

Whathaveyoulearntinthisperiod?

1.Ihavelearntthefollowingnewwords:

______________________________________________

2.Ihavelearnttheseusefulexpressions:

______________________________________________

3.Ihavelearnttotalkabout:

________________________________________________________

Task5Homework

Findoutbeautifulsentencesandphrasesyoulikemostinthetext.

1.___________________________________________________________________________

2.___________________________________________________________________________

3.___________________________________________________________________________

Teaching/Learningreflection:

______________________________________________________________________________________________________________________________________________________________

TheSecondPeriodReading&LanguagePoints

Ⅰ.Sharethesentencesyoulikemostwithyourpartners.

Ⅱ.Reading

Task1Readthetextcarefullyandfillintheblanks.

Findingaproblem

Snakescamenearmymother’shousenowandthenandshewantedmetogetridofthemwithout________them.

Doingresearch

Isetouttoresearchthe________ofsnakestofindtheeasiestwaytotrapthem.

Thinkingofacreativesolution

Threepossibleapproaches:

1）removingthesnakes’________

2）attractingthesnakesintoa________usingmaleorfemaleperfumeorfood

3）________thesnakessothattheywouldbecomesleepyandcouldbeeasilycaught

Idecidedtousethe________approach.

Testingthesolution

Threeattempts:

1）puttingthefrozenbowloverthesnakes’habitatearlyinthemorning

2）puttingthefrozenbowloverthesnakes’habitat________

3）puttingthefrozenbowloverthesnakes’habitatintheeveningandcarryingasmall________tocollectthemthenextmorning

Thethirdattemptwasasuccess.

Applyingfora

________

1）Thepatentofficemakesasearchtocheckthatyourproductreallyis________fromeveryoneelse’s.

2）Patentexaminersexaminewhetheryourclaimis________ornot.

3）Yourapplicationforapatentwillbepublished________monthsfromthedateyouapplyifyourclaimpassesallthetests.

Task2Readthetextcarefullyandchoosethebestanswer.

1.Howdidthewritercatchthesnakes?

（）

A.usingsomethingthesnakeswereinterestedtoattractthemintoatrap.

B.takingtheirhabitattoanotherplace.

C.placingthesnakesatalowtemperatureforthemtosleepandthencaughtthem.

D.Alltheabove.

2.Thewriterwassuccessfultocatchthesnakesin________attempt.

A.thefirstB.thesecondC.thethirdD.every

3.ThefollowingareusedinthethreeattemptsEXCEPT________.

A.perfumeB.abowlC.jellyD.ice-cubes

4.Whydidcoolingthesnakesmakethemlessactive?

（）

A.Becausesnakesarewarm-bloodedanimals.

B.Becausesnakeslikehightemperature.

C.Becausesnakesarereptilesandtheirbodytemperaturedependsontheheataroundthem.

D.Noneoftheabove.

5.Whichofthefollowingmaygetapatentaccordingtothetext?

（）

A.Acomputerprogramme.

B.Anewanimalvariety.

C.Aworkofliterature.

D.Atrulynovelandusefulinvention.

6.Thepurposeinwritingthistextis________.

A.toshowushowtotrapthesnakesbutnottokillthem

B.totellpeoplehowtoapplyforapatentofthewriter'snewidea

C.tointroducethewriter'snewideaoftrappingthesnakesandherapplicationforapatent

D.totellthereadershowtogetanewideaandmakeitapatent

7.Thebiggestadvantageofthewriter'snewideaisthat________

A.itmakesthesnakesmoveslowly

B.itmakesthesnakeshardlybiteus

C.itiseasierforustokillthesnakeswithouthurtingourselves

D.itiseasierforustocatchthesnakeswithoutkillingthem

8.Whichstatementistrueaccordingtothetext?

（）

A.Thesnakesweresosleepyinthesecondattemptthattheycouldn'tbitethewriteratall.

B.Yourproductmustbedifferentfromeverybodyelse'sifyouwanttoreceiveapatent.

C.Thewriterdecidedtosendherinventiontothepatentofficethemomentshesucceededincatchingthesnakes.

D.Ifanapplicationforyourproductprovestobevalid,youcangetapatentimmediately.

Task3

Readandanswerthequestions.

1.Whatwasthemotherupsetabout?

2.Whywasthewriterhappytohelphermother?

3.Whydidcoolingmakethesnakeslessactive?

Task4Summary

Fillintheblanksaccordingtothetext.

1______thewritercalleduphermotherinthecountryonthephone,shelearnedthatsnakescameneartheirhouseandthatthesnakesseemed2______（make）theirhomeneartheirhouse.Thewriterfeltproudandconsidered3______achanceforhertodistinguish4______byinventingsomething5______wouldcatchsnakesbutnotharmthem.Shesetabout6______（research）thehabitsofsnakes.Shedecidedtocoolthemsothattheycouldbe7______（easy）caught.However,herfirsttwoplanswerenotsuccessful.Asaresult,shehadtoattempta8______time,whichhelpedherfulfillheraimsuccessfully.Shewas9______delightedthatshewasdeterminedtosendher10______（invent）tothepatentofficetogetrecognitionforhersuccessfulidea.

Ⅲ.Homework

1.Reviewandretellthetext.

2.Discusswithyourpartnerwhattheadvantagesmightbeofgettingapatent.

Ⅳ.Languagepoints

Task1Letuslearnsomeusefulexpressions!

1.Herewasachanceformetodistinguishmyselfbyinventingsomethingmercifulthatwouldcatchsnakesbutnotharmthem.

这回我