人教版高一英语必修2 Unit 3 Computers学案含答案文档格式.docx
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人教版高一英语必修2 Unit 3 Computers学案含答案文档格式.docx
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LearningKeyPoints:
1.Readingskills:
scanningandskimming
2.Asking-and-answeringactivitytochecktheSs’understandingofthe
text.Individual,pairorgroupworktofinisheachtask.
LearningDifficultPoints:
Developreadingability.
I.【Pre-classhomework】(自主探究)
A.Completethetablebelow,describingthedevelopmentofcomputer.
In1642
In1822
TheanalyticalmachinewasmadebyCharlesBabbage.
1940s
Thefirstfamilyofcomputerswasconnectedtoeachother.
In1970s
Now
B.TorFstatements
1.CharlesBabbagebuiltananalyticalmachine200yearsago.
2.AlanTuring,therealfatherofthecomputer,wroteabookabouthowcomputersworkedin1936.
3.SincemybirthIhavebeenbuilttotaketheplaceofhumanrace.
4.AfterIgotmynewtransistorsinthe1960s,Ibecamesmallerbut
clevererandquicker.
II.【While-class】
Step1.Lead-in
Step2.Groupdiscussion(展示点评)
Ssdiscusstheirpre-classhomeworkingroup
Step3Consolidation:
Readingcomprehension
A.阅读理解(巩固达标)
1.Fromthepassage“I“refersto_________
A.asonofAlanTuring.
B.amachinewhichissimple-minded.
C.a“universalmachine”whichcansolveanymathematicalproblem.
D.apersonwhobuiltananalyticalMachine..
2.Whatdoes“others”inLine24referto?
A.otherpeople
B.otherfamilies
C.othernetworks
D.othercomputers
3.WhichofthefollowingisNOTtheapplicationofthecomputer?
A.havebeenputintorobotstohelpworkersinfactory.
B.havebeenusedtohelpmedicaloperationsinhospital.
C.havebeenputintohuman`sbraintohelpmakingdecisions.
D.havebeenputintorocketstohelpexploretheuniverse.
4.Whatcanyouinferfromthetext?
A.Thecomputerhasartificialintelligence.
B.Thecomputerchangesalotovertheyears.
C.Thecomputercandomorethingsforthehumanraceinthefuture.
D.Thecomputercancontrolpeopleinthefuture.
B.语法填空(练习拓展)
OvertimeIhavebeenchangedalot.Icould1.__________(simple)difficultsumswhenIbegan2______acalculatingmachine.AfterIwasprogrammedbyanoperator,Icould“think”logicallyandproduceananswerquicker3_________anyperson.Atthattimeit4_________(consider)a5_________(technology)revolution.In1936,Icouldsolvedifficultproblemsasa6___________(universe)machine.Fromthen7________,mymemoryhasdevelopedsomuch8___________IneverforgetanythingIhavebeentold.Sincethe1970s,manynewapplicationshavebeenfoundforme.Forexample,IhavebeensenttoexploretheMoon.9._______,mygoalis10_________(provide)humanswithalifeofhighquality.
Step4.Presentation
Step5.Summary(总结升华)
III.【Post-class】
Self-reflection
Ienjoyedlearningabout
Ifoundthesewordsuseful:
Ifoundtheseexpressionsuseful:
Ihavelearnedabout
Someexamples:
Suggestedanswers:
Ⅰ.课前预习
A:
1642:
Thecomputerbeganasacalculatingmachine.
1936:
Thecomputergrewrapidlybothinsizeandinbrainpowers.
1940s:
Thecomputerhadgrownaslargeasaroom.
1960s:
Thefirstfamilyofcomputerswasconnectedtoeachother.
1970s:
Computerswereusedinofficesandhomes.
Now:
Computersconnectpeopleallovertheworldtogether.
B:
FFFT
II.课堂检测:
1.C2D3C4C
1.simplify2.as3.than4.wasconsidered5.technological
6.universal7.on8.that9.Anyhow10.toprovide
Period2LanguagefocusinReading1
1.Learnandgrasptheimportantusefulnewwordsandexpressions.
2.Learntheimportantusefulsentencesandpatterns.
3.Makesentencesaftertheusefulexpressions.
EnableSstograsptheusagesofsuchimportantnewwordsandexpressions.
GetSstounderstandsomedifficultandlongsentences.
LearningProcedures:
I.【Pre-classhomework】
A.Makesentencesusingthefollowingwordsandphrases:
1.solve
2.anyhow
3.explore
4.asaresult
5.so…that..
6.from…on
B.句子仿写
1.Fromthenon,Igrewrapidlybothinsizeandinbrainpower.
仿写:
他是如此地被那个故事所感动以至于从那时起他工作得努力多了。
__________________________________________________________
2.Bythe1940sIhadgrownaslargeasaroom.
仿写:
到去年年底为止,他已经收集了1000多张外国邮票。
_________________________________________________________
3.Astimewentby,Iwasmadesmaller.
随着时间的流逝,他变得越来越老了。
_____________________________________________________
4.ButIwasalwayssolonelystandingtherebymyself.
我们跟着陈先生走进教室。
________________________________________________________
5.AfterIwasprogrammedbyanoperatorwhousedcardswithholes,Icould“think”logicallyand
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