Unit 3 Computers.docx

Unit 3 Computers.docx

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Unit3Computers

Unit3Computers

Period1:

Warmingup、Pre-readingandReading

Learninggoals:

1.Letstudentslearnmoreabouthistoryandbasicknowledgeofcomputer.

2.Getstudentstolearndifferentreadingskills.

Beforeclass（课前自主学习）

I.重点单词及短语：

1.（adj.）共同的；共有的2.（n.）电脑

3.（n.）算盘4.（adj.）分析的

5.（adj.）普遍的的；通用的6.（n..）手提电脑

7.个人电脑8.掌上电脑

9根据10.与……作比较；作对比

II．难点句式突破：

1.Doyouknowinwhatwayscomputersareusedtoday?

（翻译）：

2.Canyouputtheminanorderaccordingtothetimewhentheyappeared?

（翻译）：

Inclass（合作探究，精讲释疑）

Leachingprocedures

Step1Warmingup&brainstorming

Thetechnologydevelopssoquicklythatmanynewthingsappearinhumanbeing’slife.

Let’sguesswhattheyareaccordingtothefollowingexplanations

AnoldcalculatingmachineusedinChinauntilnow.（）

Itisbuilttosolvesomemathematicalproblems.Butitistoobig.（）

Itisanewcalculatingmachinewhichcansolvealargenumberofmathematicalproblems.（）

Itisapersonalcomputerwhichcansolveallkindsofproblemsandisusedwidelynow.（）

Step2Pre-reading

Task1:

1.Whatdotheystandfor?

PCITwww.

2.Doyouknowthefollowingwordsrelatedtocomputers?

harddiscsearch

softwaredownload

memoryupdate

chipsclick

artificialintelligencestore

program

Task2:

HavethecomputerandInternetbecomepartofyourlife?

Howhavecomputerchangedourlives?

（Whatcanyouusethemtodo?

）

IcanusethecomputerorInternetto:

T:

WhatelsedoyouthinkthecomputerandInternetwillhelpyoutodo?

DealwithEx3ofPre-readingonPage17

Step3随堂达标检测

第二节完形填空

阅读下面短文，掌握大意，然后从36-55各题所给的四个选项（A、B、C和D）中，选出最佳答案。

ThefamousBritishinventorGeorgeStephensonwasbornin1781anddiedin1848.Oneofhis36importantinventionswasthetrain.He37hisfirsttrainwhenhewasforty-fouryearsold.Whenhewasexperimentingwiththe38engineonthetrain,hemetwith39fromthegovernment,thenewspapersandthegentlemeninthecountry.Theysaidthatthenoiseandthesmokewould40cows,horsesandsheep,thatthe41wouldburstorthatthehotcoalsfromitwould42theirhouses.Atthattime,43peoplebelievedwhattheysaid.

GeorgeStephenson44thepeoplethatthetraincouldgoonsmall45,couldpullcarriages46goodsandpassengersandtherewas47tothem.Itwasavery48matterforhimto49thembelieve.However,after50,hewasabletodoit;andthefirsttrainthat51byStephensonhimself52whathehadsaid.

Thefirstday53thepeoplealongtheway54thenoisesofthetrain55andsawitrunningquicklytothem,theyranbackhomeasquicklyastheycouldandclosedtheirdoorstightly,fortheythoughtitagenius（妖怪）.Theydidnotdaretocomeoutuntilithadpassed.

36.A.veryB.alotC.mostD.much

37.A.madeB.boughtC.introducedD.did

38.A.electricalB.atomicC.steamD.oil

39.A.successB.troublesC.peopleD.pleasure

40.A.killB.buyC.interestD.takeaway

41.A.smokeB.noiseC.driverD.engine

42.A.pulldownB.blowawayC.setfiretoD.pass

43.A.mostB.fewC.onlyafewD.therich

44.A.saidB.spokeC.toldD.warned

45.A.roadsB.riversC.steamD.rails

46.A.shortofB.fullofC.emptyofD.without

47.A.nogreatdangerB.dangerousC.alotofdangerD.fewdanger

48.A.easyB.difficultC.pleasantD.light

49.A.getB.causeC.makeD.force

50.A.sometimeB.sometimeC.afewtimesD.sometimes

51.A.wassoldB.wasdrivenC.waspulledD.helped

52.A.believedB.seemedC.sensedD.proved

53.A.ofB.whenC.whileD.for

54.A.caughtsightofB.listenedtoC.heardD.thought

55.A.nearbyB.inthedistanceC.onthefarD.fromthedistance

Unit3Computers

Period2:

Reading

Learningaims:

1.Stimulatestudents’interstinlearningEnglish.

2.GetSstounderstandsomedifficultandlongsentences.

Beforeclass（课前自主学习）

I重点单词

1..（n.）计算器2.（adj.）人造的;假的

3.（n.）智力;聪明;智能4.（n.）工艺；科技；技术

5.（n.）真实;事实；现实6.（adj.）数学的

7.（adv.）逻辑上;合逻辑地8.（n.）设计师

9.（vt.）简化10.（vt）计算

II.重点短语：

1.从……时起2.结果

3.如此……以致于4.人类

5在某种程度上6.在……的帮助下

7.处理；安排；对付8.看守；监视

III.难点句式突破

1.OvertimeIhavebeenchangedquitealot.

（译）______________________________________________________________

2.Atthattimeitwasconsideredatechnologicalrevolutionandthestartofmy“artificialintelligence”.

（译）______________________________________________________________

Inclass（合作探究，精讲释疑）

Step1

1.Skimming

Skimthepassagequicklyandfindthemainideaofeachparagraph.

Paragraph1:

Paragraph2:

Paragraph3:

2.Scanning

Scanthepassagequicklyandjudgewhichofthefollowingsentencesaretrueorarefalse.

（1）.In1642Ibeganasacalculatingmachineandcouldsolveanymathematicalproblem.

（2）.MyrealfatherwasCharlesBabbage,whowroteabookandbuildmein1936.

（3）.AfterIgotmynewtransistorsinthe1960s,Ibecamesmallerbutclevererandquicker.

（4）.Iwasbroughtintopeople’shomesinthe1970s.

（5）.SincemybirthIhavebeenbuilttotaketheplaceofhumanrace.

3.CarefulReading

Readthepassagecarefullyandanswerthefollowingquestions.

（1）Whathappenedtocomputersin1642？

（2）Whathappenedtocomputersin1936?

（3）Whathadhappenedtocomputersbythe1940s?

（4）Whataboutintheearly1960s?

（5）Whataboutsincethe1970s?

（6）Whataboutcomputersnow?

随堂达标检测

I单项填空（教材设题）

1.______timethecomputerhasbeenchangedquitealot.

A.OverB.WithinC.BeyondD.Below

2.Bythe1940sthecomputerhadgrownaslargeasaroom,andpeoplewonderedifitwouldgrow_____larger.

A.quiteB.fairlyC.anyD.very

3.Sincethe1970smanynewapplications____forthecomputer.

A.arefoundB.havebeenfoundC.hadbeenfoundD.wasfound

4.Withmorenewapplicationsfoundinmanyfields,thecomputerisnowa____friendandhelperofthehumanrace.

A.devotedB.totalC.stubbornD.awkward

5.NowI’mworkinginacomputercompany____newprogramsforcomputers.

A.todesignB.designingC.havingdesignedD.designed

II.选择词组填空

incommongobydealwithinawayshare…withasaresultaswellas

makeupwiththehelpofafterallwatchoverwinsecondplacebefilledwith

1.Willyouplease_________mychildwhileIamout?

2.Thosetwobrothersnotonlylookalike,butalsotheyhavealot_________.

3.WhenIambacktoschoolfromsickleave,Iwill_________forthemissedlessons.

4.__________,hehasbeenverysuccessful.

5.Icannotthinkofwaysto__________thesalesmanatthedoor.

6.ImadegreatprogressinEnglish___________Mr.Lin.

7.Look!

LittleTomisintears.Don’tscoldhim.__________,heisonlyaboyofsix.

8.Threemonths_________beforeIknewaboutit.

9.Yourunbelievablestoryshouldbe_____________us.

10.Whenwegotthenewsthatwewon,theroom_____________laughter.

Afterclass（homework）

Gooverthetext,andlearnallthenewwordsandexpressionsinthispartbyheart.

Unit3Computers

Period3:

Languagepoints

Learningaims:

1.GetSstolearnandgrasptheusagesofsomeimportantnewwordsandexpressions

2.GetSstounderstandsomedifficultandlongsentences.

Beforeclass（课前自主学习）

I重点单词

1.simplifyvt.__________adj__________adv

2.operatorn.___________v.________n.

3.solvevt.____________n.

4.explorev._______________n._________________n.

5.realityn.____________vt._____________adj.____________adv.

6.applicationn._____________v.__________adj.

7.financen._______________adj.

8.appearancen.______________v.

9.logicaladj.______________adv.____________n.

10.happinessn._____________adj.____________adv.

II.重点短语：

1.当时2.技术革命

3.成长地快4.截至二十世纪四十年代

5和……一样6.我想知道

7.随着时间的流逝8.被用于……地方

III.难点句式突破

1.Icould“think”logicallyandproduceananswerquickerthananyperson.

（翻译）

2.Igrewrapidlybothinsizeandinbrainpower.

（翻译）

Inclass（合作探究，精讲释疑）

Languagepoints:

1．【原文再现】Asacalculatingmachine.作为一台计算机器。

考点：

（1）calculatevt.计算；估算；估计e.g

Theteachercalculatedtheaveragemarkoftheclass.老师计算出了班里的平均分。

（2）Calculating为现在分词作定语，修饰名词machine。

现在分词作定语可以表示修饰词的性质特征，通常表示主动意义。

单个的分词通常作前置定语而分词短语通常作后置定语。

e.g

Thisisanexcitingstory.这是一个令人激动的故事。

Theboystandingunderthetreeismybrother.站在树下面的男孩是我的弟弟。

注意：

现在分词作定语，表示主动进行，而过去分词作定语表示被动或者完成。

e.g

fallingleaves正在下落的树叶fallenleaves已经落下的树叶

【活学活用】单项填空

1）Thelosshasnotyetaccurately,butitisbelievedtobewellbeyondahundredmilliondollars.

A.beencalculatedB.beenconsideredC.beencompletedD.beencontrolled

2）Agreatnumberofstudentssaidtheywereforcedtopracticethepiano.

A.toquestionB.tobequestionedC.questionedD.questioning

3）Thetreesinthestormhavebeenmovedofftheroad.

A.beingblowndownB.blowndownC.blowingdownD.toblowdown

2．【原文再现】AlthoughIwasyoungIcouldsimplifydifficcultsums.尽管当时我还年轻，但是我能简化一些复杂的数学题。

考点：

simplyvt.简化；使（某事物）简单或简明

Thatwillsimplymytask.那将会简化我的工作。

注意：

该词是由形容词simple派生而来的。

后缀-ify常常与名词或形容词一起构成动词。

e.g

beauty+ify=beautify（美化）class+ify=classify（分类）pure+ify=purify（纯化）

【活学活用】单项填空

1）IboughtahouseinthecountrysidebecauseIwantedtolivealife.

A.simple;simpleB.simply;simplyC.simply;simpleD.simple;simply

3．【原文再现】IdevelopedveryslowlyandittooknearlytwohundredyearsbeforeIwasbuiltasananalyticalmachinebyCharlesBabbage.我发展缓慢，查不到到了两百年之后，查尔斯·巴比奇才把我制成了一台分析机。

考点：

before用于这类句型的结构有：

Itdidn’ttake/wasnotlongbefore…过了不久就……/…没过多久就……

Itwilltake/belongbefore…要过很久……

Itwon’ttake/belongbefore…不久就……

Itwillbetenyearsbeforewese