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Unit3Computers
Warming-up&IntensiveReading
Teachinggoals:
1.Tohaveabetterunderstandingofthemainideaofthepassage.
2.ToenablethestudentstotalkaboutcomputersandrobotsinEnglish.
3.Toenablethestudentstograsptheprogressofcomputers.
4.ToenablethestudentstotalkaboutcomputersandrobotsinEnglish.
Teachingimportantpoint:
Trytofinishtheexerciseofcomprehending.
Teachingdifficultpoint:
Enablethestudenttolearnhowtograspthestructureofthetext.
Teachingmethod:
1.Skimmingmethod.
2.Task-basedmethod.
3.Cooperativelearningmethod.
4.Group-discussingmethod.
Teachingaids:
Acomputerandaprojector.
Teachingprocedures:
Step1.Lead-in
Showpicturesonthescreenandgetthemtosayouttheanswerstoeach
picture.
AnoldcalculatingmachineusedinChinauntilnow.(anabacus)
1
Itisbuilttosolvesomeeasyandsimplemathematicalproblems.Butitisas
bigasaroom.(ahugecomputer)
Itisanewcalculatingmachinewhichcansolvealargenumberof
mathematicalproblems.(acalculater)
Itisapersonalcomputerwhichcansolveallkindsofproblemsandisused
widelynow.(personalcomputers)
Step2Pre-reading
T:HavethecomputerandInternetbecomepartofyourlife?
WhatcanyouusecomputesandInternettodo?
Ss:IusethecomputerorInternetto:typemyhomework/drawpictures/play
gamescommunicatewithfriends/gatherrelatedinformationforlessons/buy
thethingsIlike/listentomusic/watchmovie
Step3Skimming
Givestudentstwominutes,andaskthemtoanswerthefollowingquestions:
Question1)WhoamI?
Howdoyouthinkitisacomputer?
Question2)Whatisthemainideaofthepassage?
Thehistoryofcomputers.
Question3)Howisthepassageorganized?
Accordingtotime.
Step4DetailReading(comprehending)
Givestudentsfiveminutestoreadthepassagecarefullyagainanddothe
comprehendingquestions:
2
Timeline
1642:Thecomputerbeganasacalculatingmachine.
1822:TheAnalyticalmachinewasmadebyCharlesBabbage.
1936:Thecomputersgrowrapidlybothinsizeandbrainpower.
1940s:Thecomputershadgrownaslargeasaroom..
1960s:Thefirstfamilyofcomputersconnectedtoeachother
1970s:Computerswerebroughtintopeople'shomes.
Now:Computersconnectpeopleallovertheworldtogether.
TrueorFalse
1.In1642Ibeganasacalculatingmachineandsolveanymathproblem.(F)
2.MyrealfatherwasCharlesBabbage,whowroteabookin1936.(F)
3.After1960s,Ibecamebiggerbutclevererandquicker.(F)
4.Iwasbroughtintopeople’shomesinthe(T1)970s.
5.SincemybirthIhavebeenbuilttotaketheplaceofhumanrace.(F)
Step5Disscusion
Question1):WhatcanwedobycomputersandInternet?
Question2):CanwedoanythingonthecomputersandthroughtheInternet?
Step6English-debating.
Topic:Whataretheadvantagesanddisadvantages.ofsurfingtheInternet?
Step7Summing-upandenjoying.
Askstudentstoexchangetheirownanswersingroups,andthenraise
3
questionsiftheyhaveany.
Step8Homework
(1).Gooverthetext,andtrytounderstandthetext.
(2).Retellthepassageusingyourownwords.
(3).GetreadyforthediscussiononP.19Comprehending3
4
Timeline
1642:Thecomputerbeganasacalculatingmachine.
1822:TheAnalyticalmachinewasmadebyCharlesBabbage.
1936:Thecomputersgrowrapidlybothinsizeandbrainpower.
1940s:Thecomputershadgrownaslargeasaroom..
1960s:Thefirstfamilyofcomputersconnectedtoeachother
1970s:Computerswerebroughtintopeople'shomes.
Now:Computersconnectpeopleallovertheworldtogether.
TrueorFalse
1.In1642Ibeganasacalculatingmachineandsolveanymathproblem.(F)
2.MyrealfatherwasCharlesBabbage,whowroteabookin1936.(F)
3.After1960s,Ibecamebiggerbutclevererandquicker.(F)
4.Iwasbroughtintopeople’shomesinthe(T1)970s.
5.SincemybirthIhavebeenbuilttotaketheplaceofhumanrace.(F)
Step5Disscusion
Question1):WhatcanwedobycomputersandInternet?
Question2):CanwedoanythingonthecomputersandthroughtheInternet?
Step6English-debating.
Topic:Whataretheadvantagesanddisadvantages.ofsurfingtheInternet?
Step7Summing-upandenjoying.
Askstudentstoexchangetheirownanswersingroups,
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