高中英语unit 3 computers（ppt）必修二新人教版.ppt

unit3computers doyouknowthisfilm terminator3终结者32003 liasion 连读 人们在交谈中 音素之间必然会产生连读现象 连读是快速语流的自然结果 可使语流更流畅 表达更得体 let simproveouroralenglishskillstogethernow practisereadingaboutthesecondparagraphonpage59payingattentiontoliasionandincompleteexplosion 连读主要发生在一个词组内 有下列三大类 1 词末辅音和词首元音连读 如 putiton takeitoff2 词末元音和词首元音连读 如 goon howold3 词末不发音的 r 和紧接其后的词的元音连读 r 必须发音 如 faraway forever incompleteexplosion 不完全爆破 爆破音是指发音器官在口腔中形成阻碍 然后气流冲破阻碍而发出的音 但在某些情况下 发爆破音时 气流不必冲破阻碍 而只是发音器官在口腔中形成阻碍 并稍做停顿 也就是说 做好要发出这个爆破音的准备 但不要发出音来 这样的发音过程叫作 不完全爆破 爆破音有 p b t d k 和 g 不完全爆破的详细情况 1 爆破音 p b t d k g 在 t d w 的前面时不完全爆破 如 1 haveyourea d thebookabou t tha t child 2 thethir d chairisbroken 2 爆破音 p b t d k g 在 m n l s 的前面时不完全爆破 如 1 goo d morning sir 2 goo d night 3 theyareveryfrien d lytous 注意 不完全爆破可以发生在单词 短语或句子中 3 p b t d k g 这6个爆破音中的任何两个音素相邻时 前者发不完全爆破音 后者则要完全地 彻底地进行爆破 如 1 hehasaba d col d today 2 youshoul d ta k ecareofthechildren 3 gla d tomeetyou thisyeariha d thehonourtobechosenagain iwante d tomeetrobotsfromothercountriesandexploreideasaboutoursport however myprogrammerfellillthewee k beforeweweregoingtoleave itwasverypainfulforherandifel t veryfrightened inolongerfel t soconfiden t thatiwoul d win nowtryreadingitinthisway guessinggame guess atoy ahandbag computers iamveryoldnow iwasborninchina manypeopleusedmeforcalculatinginthepast butnowiamabitlonelybecausetheydon tlikemenow doyouknowwhoiam abacus guessmore iamverysmall icanbeusedforcalculating inchina alotofstudentsusemewhensolvingmathematicalproblems doyouknowwhoiam calculator icanbeusedforcalculating besides icanalsobeusedforwatchingdvd sendinge mailandcommunicatingthroughtheinternet however iamnotapc becausei msmallenoughforyoutotakemewithyou notebookcomputer doyouknowwhoiam informationtechnology discussion whatdotheyhaveincommon ithinkthat inmyopinion ibelievethat what syourreason whydoyouthinkso givinganopinion typewriter projector videogameplayer drawingboard ahugecomputer apc thehistoryofthecomputer palmtop moderncomputer futurecomputer whoami listentothetape trueorfalse alanturingbuiltananalyticalmachinetosolveanymathematicalproblems peoplebegantorealizethatthecomputergotclevererandquickerwithtimepassing thecomputerbegantoservethehumanracesinceitwasbroughtintopeople shomes sincethe1970s thecomputerwasusedbypeoplearoundtheworldthroughtheinternet 5 thelargerthecomputeris themorememoryithas f t f t f timeline thecomputerbeganasacalculatingmachine 1822 alanturingwroteabooktodescribehowcomputerscouldbemadetowork computershadnewtransistorsandbecamesmaller 1960s computerswerebroughtintopeople shomes computersconnectpeopleallovertheworldtogether scanning inwhichorderisthetextorganized skimming gooverthestorytofindoutwhothespeakeris writedown3sentencestosupportyouridea however peoplethoughtiwassimple mindeduntiltheydiscoveredihad artificialintelligence myrealfatherwasalanturing thenin1822iwasbuiltasananalyticalmachinebycharlesbabbage 1 choosethebestanswers1 what sthemainideaofthetext a thecomputerwantstofind whoheis b thefunctionalchangeofthecomputer c thecomputerbecomespopulararoundtheworld d thehistoryofthecomputer comprehending 2 whatcanyouinferfromthetext a thecomputerhasartificialintelligence b thecomputerchangesalotovertheyears c thecomputerwasnotconnectedbyanetworkuntilintheearly1960s d nowthecomputercanonlybeusedtodealwithinformation q1 howdidthecomputerworkasananalyticalmachine thecomputerfollowedinstructionsfromcardswithholes q2 inwhichwaydidcomputerstalktohumans usingbasic q3 whatdoes others 2 6 referto othercomputers 2 questions q4 whydidpeoplethinkthecomputerwassimple minded becausethecomputerwasmadeasacalculatingmachineandwasusedtosolvemathematicalproblems q5 inhowmanywaysdowesaythecomputerchanged whatarethey size intelligence speed function people opinion smaller quicker cleverer calculating dealingwith communicatingwith simple minded clever useful languagefocus 1 astheyearshavegoneby ihavebeenmadesmallerandsmaller goby pass随着时间的推移 电脑开始得到人们的认可 astimewenton computersbegantoberecognizedbypeople 随着年龄的增长 我们的阅历也益加丰富 aswegrowolder ourexperiencesbecomericherandricher languagefocus 2 however peoplethoughtiwassimple mindeduntiltheydiscoveredihad artificialintelligence simple minded showingverylittleintelligence absent minded心不在焉的open minded虚心的 没有偏见的narrow minded心胸狭窄的single minded一心一意的strong minded意志坚强的weak minded低能的 愚蠢的 3 andmymemorybecamesolargethaticouldn tbelieveit so that 如此 以致于 hewassoexcitedthathecouldnotspeak heransofastthaticouldn tcatchupwithhim so 形容词 副词 that such 名词 that 他如此聪明 以致于我们很喜欢他 heissocleverthatwelikehimverymuch heissuchacleverboythatwelikehimverymuch weleftearlysothatwecouldcatchthefirstbus sothat 1 以致于 结果是 2 以便 为的是 inorderthat hegotuplate sothathedidn tgettoschoolontime 他起床晚了 以致于不能按时到校 我们早点离开为的是赶上第一班车 1 2 4 3 5 6 1 monitor 2 screen 3 cdrom 4 mouse 5 keyboard 6 harddisk task1 labeleachpart 1amonitoris2thescreenis3akeyboardis4amouseis5acd romis6aharddiskis a thepartofacomputerthatstoresinformation b thepartofthecomputerthatyoutypeon c thepartofthecomputerthatlookslikeatelevision d somethingyouusetoclickonthings files etc e thepartofthemonitorthatyoulookat f aseparatediskthatcontainslotsofinformation matchthewordswiththeirmeanings 1960s consolidation retelling internet 1 whatcanthecomputerbeusedfor task2 discussion schoolworkgamesemailsmusicandfilmschatinformationphotosshopping ourlifehaschanged areyoufamiliarwiththesecomputers canyoucallthem palmtop laptop notebook desktoppc 2 whataboutinthefuture virtualkeyboards虚拟键盘 nose topkeyboard vest robot whataboutinthefuture supposeyouareareporter nowyouareinterviewingmr misscomputer samplequestions whatdoyouliketoeat whatareyourhobbies whatisyournewestfunction 功能 canyousaysomethingaboutyourfutureplan etc task3 role play homework reviewthepassage2 doex 1 3onp19 20 3 readthestoryaboutbillgates palmtop smallerdesktop convenientlaptop whataretoday ssmallercomputerslike learningaboutlanguage thepresentperfectpassivevoice 现在完成时的被动语态 revision checkthehomeworkexercises ex1 1totally2revolution3artificialintelligence4birth5simple minded6goby7dealwith8network9truly10anyway ex2 revolution network wentby totally truly simple minded anyway dealwith ex3 1totally2amazed3exciting4excited5cheaply6unlucky wwpcwrist worn wearablepc awrist wornpchasbeeninventedrecently apen likecomputerhasalreadybeendeveloped thenewcampusoftiantaihighschoolhasalreadybeenbuilt thehouseshavebeendestroyedbythestorm canyoumakemoresentences using have hasbeendone thesuntownhasbeensetupintaizhou manyhighbuildingshavebeenbuiltthere abigswimmingpoolhasalsobeenbuilt lotsofbeautifulflowersandtreeshavebeenplanted anewbridgehasbeencompleted 1 astheyearhavegoneby ihavebeenmadesmallerandsmaller 2 awrist wornpchasbeeninventedrecently 3 manynewbuildingshavebeenbuiltintiantaisince1990 4 anewlibraryhasalreadybeenbuiltintiantaihighschool 5 thehouseshavebeendestroyedbythestorm 6 severalsoldiershavealreadybeenkilledintheconflict dotheunderlinedpartshavesomethingincommon discovering 1构成 主动语态被动语态现在完成时have hasdonehehasbeensenttostudythenewtechnologyinthecompany thedirtyclotheshavenotbeenwashed havethewindowsbeencleaned howmanyshoppingcentershavebeenbuiltinthiscity thepresentperfectpassivevoice 现在完成时的被动语态 have hasbeendone learningthestructure 2 只有及物动词才有被动语态 不及物动词 词组 没有被动语态 如 happen takeplace die appear disappear fail remain lie last sit stand breakout cometrue belongto等 如 whathashappenedtoyourbrother 3 但许多不及物动词加介词或副词构成的短语动词 相当于及物动词 也可以有被动语态 但短语动词是一个不可分割的整体 变为被动语态时 不可丢掉构成短语的介词或副词 如 eg1 thechildhasbeentakengoodcareofbygrandmawangalltheseyears anoticehasbeenputuponthewall example ihavereadthisbookmanytimes thisbookhasbeenreadmanytimes 1 wehavecompletedallthepreparationsforthetask andwe rereadytostart 2 thiscompanyhasproducednewtypesofcomputers 3 theyhaveinterviewedseveralteachersforthejob 4 georgehassentsometextsandpicturestohisfriend scellphone 5 theyhavedevelopedsomeprogrammesforthehumanresourcedepartmentoftheircompany 1 changethefollowingsentencesintothepresentperfectpassivevoice practice 2 changethefollowingsentencesintothepresentperfectpassivevoice puttheverbsintocorrectform recentlywehaveboughtanewpersonalcomputer wehaveusedthecomputereverydaysinceweboughtit wehavejustjoinedourcomputertotheinternet however wehavefoundmanyproblemswithit sowehavedecidedtoaskaprofessionalmantofixit soonhehasfixedthecomputer hehasbuiltapcwaywewanted howexcitedweare thesedayswehavewrittenalotofe mailsonthecomputer wehavedecidedtowriteareportaboutthepositiveandthenegativeeffectsofusingcomputers what shappeninginthenewarea newhouses recentlyoverthere arebuiltb builtc havebuiltd havebeenbuilt2 thisisaphotoofthepowerstationthat inmyhometown a hassetupb hasbeensetupc wassetupd issetup3 thereisapolicecarinfrontofourneighbor shouse whatdoyousuppose a didhappenb hashappenedc ishappend hasbeenhappened d b b exercises choosethebestanswers 5 everypossiblemeans topreventtheairpollution buttheskyisstillnotclear isusedb areusedc hasbeenusedd havebeenused6 nopermission foranyonetoenterthebuilding hasbeengivenb hasgivenc hastogived hasbeengiving7 thepolicefoundthatthehouse andalotofthings hasbrokeninto hasbeenstolenhadbrokeninto hadbeenstolenhasbeenbrokeninto stolenhadbeenbrokeninto stolen c a d 8 allthepreparationsfortheproject andwe pletedb hadbeencompletedc completed havebeencompleted9 greatchanges inthecity andalotoffactories havebeentakenplace havebeensetupb havetakenplace havebeensetupc havetakenplace havesetupd weretakenplace weresetup10 thebook underthebenchfortwodays hasputbhasbeenlyingc hasbeenputd hasbeenlaid d b b whathasbeendecided example s1 ithasbeendecidedthatthosewhodonotdoheirhomeworkwillbeaskedtoreturntoschoolonsaturday s2 ithasbeendecidedthatthosewhokeeptheclassroomtidyshouldbeallowedtogohomeearlyeveryday s3 ithasbeendecided s4 getintogroupsoffour yourtaskistodecidewhathasbeendecidedfortheclass taketurnstomaketheideasasinterestingoraslivelyasyoucan collecttheonesyoualllikebestandbepreparedtotellthemtotheclass playagame 1 howlong atthisjob since1990 a wereyouemployedb haveyoubeenemployedc hadyoubeenemployedd willyoubeemployed2 whenandwheretogofortheon salaryholiday yet a arenotdecidedb havenotbeendecidedc isnotbeingdecidedd hasnotbeendecided3 allthepreparationsforthetask andwe pletedb completec hadbeencompletedd havebeencompleted b d 高考链接 d homework 1 finishexercise1onp57 2 revisethepassivevoice informationtechnology listeningandspeaking revisioncheckthehomeworkexercises 1 ithasbeenreportedthatchildrenwillbeofferedfreeeducation ithasbeenreportedthatfreeeducationwillbeofferedtochildren 2 ithasbeensaidthatwewillbeofferedthelatestcomputersciencecoursebook ithasbeenplannedthatthelatestcomputersciencecoursebookwillbeofferedtous 3 ihavebeentoldbypeterthatiwillbelenthisnotebookcomputerforaweek ihavebeentoldbypeterthathisnotebookcomputerwillbelenttomeforaweek pre listening whatarethechangesbroughtbydifferentformsofit whataretheadvantagesanddisadvantagesofthem listening listentothetapeandfillinthechart web radio book typeofit tv youcanbothlistenandwatch youcan twritetofriends youcanfindinformation it sveryexpensive youcanlistentoenglish youcan twatchafilm youcangetinformation sometimesitisoutofdate advantagesdisadvantages post listening tv web radio book decidewhichtypeofitisbestforyoutouserightnow andwhy usefulexpressions ithinkthat inmyopinion ibelievethat iagreebecause idisagreebecause ithinkthisoneisbetter because givinganopinion reasoning discussion computersareusefulandhavebroughtuslotsofgoodthings buttheyalsocausebadeffects whatattitudeshouldwehavetowardsthecomputer makegooduseofitbutnevergettrappedbyit speaking youhavebeenaskedbyyourparentstohelpchoosecomputersforyourhome youandyourfriendhavelookedatseveralcomputers talkaboutthespecialthingseachcomputercando makeadecisionaboutwhichkindofcomputertobuyandexplainwhy whatthecomputercouldhave afasterpc improveddiscstorage internet themonitorissmall usedrecycledmaterials aflatscreen pairwork makeadialogueonthebasisoftheresultsofyourdiscussion usingthefollowingusefulexpressions supportinganopinion perhaps butwhatif about haveyouthoughtabout whatmakesyouthinkthat idon tlikeitbecause challenginganopinion ithinkthat because onereasonisthat ithinkitisbetterbecause ihavedecidedthat let smakeourdecision makingadecision oralreport doanoralreporttoyourfatherandstartyourreportlikethis ilookedatmanydifferentcomputers theoneihavechosenisthepeppersonalcomputer oneofthemainreasonsisthatitissuitableforhomes ifoundthat homework writeareportaboutyourchoiceandtrytousethepresentperfectpassivevoiceinyourreport readingandspeaaking writing theandroid androidswithmagicalpower atom doraemon androidsarealwayswithus anandroid robot nurserymaidandroids andy theandroid 1 whoisandy whatishegoodat 2 whathelpshimtomoveandthinklikeahuman 3 whatdoesandythinkabouttheteamwhobeatthemlastyear why 4 whatdoestheprogrammerdotoandy questions reading 1 whoisandy whatishegoodat heisanandroid andheisgoodatplayingfootball 2 whathelpshimtomoveandthinklikeahuman hiscomputerhelpshimtomoveandthinklikeahuman 3 whatdoesandythinkabouttheteamwhobeatthemlastyear why shethinkstheteamcheatedbecausetheyhadanewkindofprogrammer whichhadjustbeendevelopedbeforethecompetition 4 whatdoestheprogrammerdotoandy sheprogramsmewithallthepossiblemovesshehasseenwhilewatchinghumangames thestoryisaboutthe called whoisgoodat andhis makeshimthinkandmovelikea however they inthe hostedintheusa becausetheotherteamhadanewkindof afterthat hewillaskhisprogrammertoimprovehis and somenewmoves android andy playingfootball programmer human failed competition program intelligence makeup fillintheblanks languagepoints 1 ithinkwecanworktogethertocreateevenbettersoftware even much 用于强调比较的程度 2 inaway myprogrammerislikemycoach inaway在某种程度上 languagepoints inaway在某种程度上 intheway挡道 造成障碍 inthisway用这种方法 fillintheblank itwasoneofourbiggestmistakes youcanfinishyourwork yourbikeis moveitaway inthisway inaway intheway languagepoints 3 inthisway icanmakeupnewmoves makeup编写 补上 4 afterall withthehelpofmycomputerbrainwhichneverforgetsanything intelligenceiswhati mallabout afterall毕竟 withthehelpofsb sth 在 的帮助之下 withone s sth shelp wealreadyhavemanydifferentkindsofandroidsinourdailylife maid adventurer worker let sdesignanandroidofourown speaking whatwouldyoulikeittolooklike whataresomeofthethingsyouwouldlikeittodo doyouwantittobelikeamanorawoman orneither howmuchwoulditcost ithinkthat what syourreason inmyopinion ihavedecidedthat possiblequestions pre writing imaginewhatproblemsanddelightsthisandroidmighthavetodealwithwhileitisservingyou tryyourselfinsomeoneelse sshoesisanimportantwayofunderstandinghowotherpeoplefeel youareanandroid youworkforafamilywithonechildwhoisveryspoiled theparentwantyoutodoeverythingforthem theparentsarenice buttheyoftenaskyoutowatchovertheirchild howdoyoufeel whatwouldyoudoifthechildaskedyoutodohis herhomeworkforhim her wouldyouevertellthechild no discussion whatdoyouhavetodo whatisthechildlike whatistheparents requirementofthechild whatdotheparentswantyoutodo whatdoesthechildwantyoutodo thenwhatwillyoudo howdoyoufeel contents writing writeapassageabouttheresultofyourdiscussion 1 isyourcompositionwelldeveloped 2 areyourideaswellorganizedtothepoint 3 doyouhaveagoodchoiceofwordsandidiomsinyourwriting 4 doyougetagoodmasteryofcomplexstructuresoflanguage 5 whatkindofmistakeshaveyoumadeinyourwriting assessment writeaboutyourdiscussion homework youmaybeginlikethis hello everyone mynameis i m321modelandroid iworkforthelifamily samplewriting helloeverybody mynameisliuyan iama321modelandroid iworkforthelifamily mrandmrsliworkveryhardtoo mrliisanarchitectanddesignsgreattallapartmentblocks mrsliisadoctorandhastolookaftermanypatients irememberalltheplansformrli sprojectsandcantellmrsliwhichdrugsarethebesttogiveanyparticularpatient andialsolookaftertheirlibrary istoreallthebooksthattheyborrowfromtheirschoolorfriendsinmybrain ofcoursemybrainisaslargeasamountain soworklikethatisnotroubletome ireallyeatbooksjustlikepeopleeatfood thelishaveachildwhoisveryspoiled heneedsmetorememberallhisschooltextbookssothaticandohishomeworkforhim hejustgivesmetheinformationonthesubject whathastobedoneandthepagenumbersandigetonwithitwhileheenjoyshimselfwithhisfriends sometimesidon tthinkitisrighttodohishomeworkforhim it ssomewhatcheating however hisparentsareveryconcernedatthepressureofworkinschoolthesedays thechildhastoomuchhomeworktodo theylikehimtogotothekeyschoolbuttheyalsowanthimtobeabletohavehobbies learntoswimandkeepfit poorchild sotheyconsidermethemostimportantpersoninthefamilyafterthemselves iamalwaysintroducedtotheirfriendsandplaywithvisitingchildren iamtheperfectfamilyacademicaidand althoughiwasnotcheaptobuy mrlisaysiwaswortheveryyuan a whatwouldyoulikeyourandroidtolooklike b inmyopinionitshouldlooklikeabird a thatsoundsinteresting whatwillitdoforyou b ithinkitcansingbeautifulsongsformedayandnight a oh yes thatsoundsgood howmuchisit b itdoesn tcostmuchmoneybecauseiwillmakeitbymyself a really doyouwantittobeamanorwoman orneither b iwantittobeabeautifulgirlnamedkelly a pleaseshowittoussomeday b oh nomoneynotalk sample talkaboutyourdesign readingtask writingtask lead inthinkaboutthepicturesabove canalltheseberealised isitgoodtohavesportingrobotstaketheplaceofhumanplayers readingskimming 1arerobotcompetitionspopularinthe22ndcentury 2whatishuafeigoodat 3whatcanitdo 4didhuafeiwinanymedalinthe79tholympics why 5whatproblemdoeshuafeihavenow scanning supposeyouarehuafei sprogrammer nowkeeparecordofhisperformances excellentstyleandmovements olympicstandard wonderfulturns dives circlesanddances silvermedalforhighflyingexercises beganverywellbutfailedthroughnofaultofhisown parachutefailedtoopen twonewlegsandanewhead explanation eon begintheraincameon weallhopethepeaceofthewholeworldwillsooncomeon ihavethehonourtodosth 我很荣幸地 ihavethehonourtoattendthemeeting 3 exploreideas trytofindideas 探讨想法 exploresolutionstotheproblemsbeconfidentthat becertainthat we reconfidentthatthe2008beijingolympicgameswillbesuccessfullyheld comprehending howdoyoufeelafterreadingthepassage doyouthinkthiswillhappen doyouthinkhuafeicanwritesucha