B2unit3Learningaboutlanguage

Unit3ComputersLearningaboutlanguage,高一人教新课标版必修二,1.Findthewordorexpressionforeachofthefollowingmeaningsfromthetext.,1)completechangeinwaysofthinking,working,etc.2)connectedcomputersystem3)tomakethingseasier4)tofindtheanswerusingnumbers,calculate,simplify,revolution,network,Discoveringusefulwordsandexpressions,5)canbemovedeasilyfromplacetoplace6)toworkouttheanswertoaproblem7)totravelaroundanareatofindoutaboutit8)completely9)anyway10)activityofmanagingmoney,finance,anyhow,totally,explore,solve,mobile,2.Completethepassagewiththewordsbelow.,artificialtechnologyintelligentWebapplicationsexplorerealitylogically,Mybrotherwasveryinterestedincomputersandenjoyedwritingprogramsofhisown.HeusedtodownloadinformationfromtheInternetandmadegooduseofit.Helikedto_theWorldWide_and,explore,Web,usedtheInternettocommunicatewithcomputerprogrammersallovertheworld.WhenhewenttouniversityhestudiedIT(information_)anddevelopedaspecialinterestin_intelligence.Afterdevelopingspecial_ofthecomputer,hehopestodesignan_robotwhichcanthink_andlooklikeahumanbeing,butin_hehasalongwaytogo.,technology,artificial,applications,intelligent,logically,reality,Grammar,ThePresentPerfectPassiveVoice,1.ThenewbridgeovertheYellowRiverhasjustbeencompleted.2.Manymorebuildingshavebeenbuiltinthepasttenyears.,一、现在完成时的被动语态构成：have/hasbeen+动词的过去分词表示到现在为止已经完成的某个被动的动作。例如：,3.Thedirtyclotheshavebeenwashed.4.Theplanhasbeenstudiedbytheexpertsforthreetimes.5.ThechildhasbeentakencareofbyGrandmaWangalltheseyears.,1.主语是行为动作的承受者。如：TheTempleofZhangFeihasbeenrebuilt.张飞庙已经过重建。,二、现在完成时的被动语态主要用于以下情况：,2.说话时已完成的动作或出现的结果。Thedoorhasbeenlocked.门已经被锁上了。（我或别人现在进不去）3.动作或状态始于过去,持续到现在,并可能持续下去。如：Hehasbeentoldaboutitformanytimes.有人告诉他这事很多次了。（可能还会有人告诉他）,4.用在时间和条件状语从句中,表示将来某时已完成的动作。如：Wellstartassoonastheworkhasbeenfinished.工作一完成我们就立即动身。,固定搭配中的介词在被动语态中不能省略。例如：Hehasthoughtofawayofsolvingtheproblem.=Awayofsolvingtheproblemhasbeenthoughtof.,三、几点注意：,2.breakout/happen/takeplace/arrive/become/die/disappearetc不及物动词没有被动语态。例如：Theaccidentwhichhappenedyesterdaysurprisedme.,3.带双宾语的动词give/send/bring/take/teach/show/tell/make/sing/write/sell/buy/ask/pay/borrow/lend/hand/offer/provide/past/get/promise等变被动语态有两种方法：Ihavegivenhimthebook.=Hehasbeengiventhebook.=Thebookhasbeengiventohim.,Hehasofferedusthemostcomfortableservice.=Themostcomfortableservicehasbeenofferedtousbyhim.=Wehavebeenofferedthemostcomfortableservicebyhim.,1.Igotcaughtintherainandmysuit.（北京2007）A.hasruinedB.hadruinedC.hasbeenruinedD.hadbeenruined,C,高考链接,2.ProfessorJameswillgiveusalectureontheWesternculture,butwhenandwhere_yet.（浙江2007）A.hasntbeendecidedB.haventdecidedC.isntbeingdecidedD.arentdecided,A,3.IfNewtonlivedtoday,hewouldbesurprisedbywhatinscienceandtechnology.（天津2007）A.haddiscoveredB.hadbeendiscoveredC.hasdiscoveredD.hasbeendiscovered,D,4.CathyistakingnotesofthegrammaticalrulesinclassatSunshineSchool,whereshe_Englishforayear.（湖南2007）A.studiesB.studiedC.isstudyingD.hasbeenstudying,D,5.Withthehelpofhightechnology,moreandmorenewsubstancesinthepastyears.（上海2007）A.discoveredB.havediscoveredC.hadbeendiscoveredD.havebeendiscovered,D,6.Whenyougetthepaperbac