2014届高考英语一轮复习Unit3Computers板块训练新人教版必修2

1Unit3Computers由句连篇——背佳句、学衔接，让作文流畅起来一、话题写作佳句必背1．Wehavebeencuttingdowntoomanytrees,whichcausesbirdsandanimalstolosetheirnaturalhabitats.我们一直在砍伐过多的树木，这使鸟类和动物失去了它们自然的栖息地。2．Watersourceshavebecomesobadlypollutedthatsomeofthewaterisunfittodrinkortouse.水资源已经被污染得如此严重，以至于一些水已经不适合饮用或使用。3．It'shightimethatwepaidmuchattentiontoprotectingourenvironment.到了我们应该高度重视环境保护的时候了。4．Ifwehumanbeingsdon'ttakeactiontoprotecttheearthfromnowon,we'llhavenowheretoliveinthefuture.从现在起，如果我们人类不采取措施保护地球，我们在将来将没有地方生存。二、连句成篇并背诵(选用“therefore,meanwhile,asfarasI'mconcerned,besides,forexample”过渡词衔接成文)Ourenvironmentisgettingworseandworse.For_example,_wehavebeencuttingdowntoomanytrees,whichcausesbirdsandanimalstolosetheirnaturalhabitats.Meanwhile,_townsandcitiesarepouringrubbishintotheriver.Besides,_factoriesarepouringwastewaterintotheriver.Therefore,_watersourceshavebecomesobadlypollutedthatsomeofthewaterisunfittodrinkortouse.As_far_as_I'm_concerned,_it'shightimethatwepaidmuchattentiontoprotectingourenvironment.Ifwehumanbeingsdon'ttakeactiontoprotecttheearthfromnowon,we'llhavenowheretoliveinthefuture.Ⅰ.高频单词必记1．anyhowadv.无论如何；即使如此22．goaln.目标；目的；球门；(进球)得分3．signalvi.&vt.发信号n.信号4．arisevi.出现；发生5．charactern.性格；特点6．solvevt.解决；解答7．operatorn．操作员；接线员→operatev．操作；经营→operationn．操作；经营8．technologyn．工艺；科技；技术→technologicaladj.科技的9．intelligencen．智力；聪明；智能→intelligentadj.智能的；聪明的10．totaladj.总的；整个的n.总数；合计vt.共计；总计；加起来→totallyadv.完全地；整个地11．personaladj.私人的；个人的；亲自的→personallyadv.就个人而言；亲自→personalityn．个性；人格；名人12．applicationn．应用；用途；申请→applyv．应用；申请→applicantn．申请人；求职者13．financen．金融；财经→financialadj.财政的；金融的；资金的14．explorevt.&vi.探索；探测；探究→explorern．探险家；勘探者→explorationn．探索15．appearancen．外观；外貌；出现→appearvi.出现1．语境串记(用所给词的适当形式填空)(1)—Canyousaythatdolphinsaremuchmoreintelligentthanotheranimals?—Well,theyareanimalsofhighintelligenceandtheycancommunicate.(intelligent)(2)Afterthepresidentmadeanofficialannouncement,sheexpressedherpersonalopinion.Personallyspeaking,Iagreedwithwhatshesaid.(personal)(3)AnyapplicantwhowouldliketoapplytobecomeanassistantinourcompanyshouldsendusanapplicationbeforeDecember10,2014.(apply)2．主题串记本单元学习了appearance，请根据词性和汉语提示写出像它一样含­ance后缀的高频单词(1)acquaintancen．熟人；相识的人(2)assistancen.帮助；援助3(3)allowancen.津贴；补助(4)guidancen.引导；指导(5)performancen.表演；演出；演奏Ⅱ.重点短语必背*1.from_...on从……时起*2.as_a_result结果3．human_race人类*4.in_a_way在某种程度上*5.with_the_help_of在……的帮助下*6.deal_with处理；安排；对付*7.watch_over看守；监视8．make_up弥补；编造；打扮；构成9．after_all毕竟；终究*10.have_...in_common有……共同之处选用以上标有*的短语填空(其中有一项是多余的)1．Theyusespeciallytraineddogstowatch_overtheirsheepatnight.2．Weallknowthat,ifnotcarefullydealt_with,_thesituationwillgetworse.3．In_a_way,_I'mgladyoumadethatmistake,foritwillserveasawarningtoyou.4．Heslippedandbrokehisleg.As_a_result,_hewillhavetobeawayfromschoolfortwoorthreemonths.5．With_the_help_ofmydeskmate,IhavemaderapidprogressinEnglish.6．Generallyspeaking,closefriendshavealotin_commonwitheachother.Ⅲ.经典句型必会1．IdevelopedveryslowlyandittooknearlytwohundredyearsbeforeIwasbuiltasananalyticalmachinebyCharlesBabbage.我发展缓慢，差不多到两百年后，查尔斯·巴比奇才把我制成了一台分析机。[解读]before引导时间状语从句，意为“……之后才……”。[仿写]政府已采取措施克服供电不足，但是几个月之后我们才能有充足的电力资源。Ourgovernmenthastakensomemeasurestoovercomethelackofelectricity,butit_will_be_several_months_beforewehaveenoughpower.2．Astimewentby,Iwasmadesmaller.随着时间的推移，我被做得更小了。4[解读]as引导时间状语从句，意为“随着”。[仿写]随着我们生活水平的提高，我们很少有时间和朋友聚会了。As_our_life_improves,_wefindlittletimetogatherwithourfriends.3．AndmymemorybecamesolargethatevenIcouldn'tbelieveit!我的存储量变得如此之大，连我自己都不能相信！[解读]so...that...引导结果状语从句，意为“如此……以至于”。[仿写]香港的环境非常优美，被选为全球最宜居城市之一。TheenvironmentofHongKongisso_outstanding_thatitischosenasoneoftheworld'smostlivablecities.1．totaladj.总的；整个的n.总数；合计[经典例句]Yougot47pointsonthewrittenexaminationand18ontheoral,makingatotalof65.(牛津P1868)你笔试得了47分，口试得了18分，总分65分。(1)atotalof总共……intotal加起来(2)totallyadv.完全地；整个地①Aswasexpectedtheplanwasatotalfailure.正如所料，计划完全失败了。②In_total,_over250employeescompletedthesafetytraining.总共有超过250名员工完成了安全培训。③Iwasastudentwhowentonalternativebreaktripsandhadmylifetotallytransformedbythatexperience.(2011·天津高考阅读表达)我是一名进行过选择性休假旅行的学生，并且那样的经历使我的生活完全改变。2．anyhowadv.(也作anyway)无论如何；即使如此[教材原句]Anyhow,mygoalistoprovidehumanswithalifeofhighquality.不管怎样，我的目标是为人类提供高质量的生活。①Butanyway,thisisstillagreen,beautifulcountry.(2012·湖北高考阅读A)5但是即使如此，这仍然是一个绿色的、美丽的国家。[名师指津](1)anyhow用于表达“无论如何；不管怎样；即使如此”时可与anyway互换，常用于让步状语从句，位于句中；其前常有but，也可位于句末。(2)somehowadv.“用某种方法；不知怎么地”。②Iamnotfeelingquitewell,butIwillattend_the_meeting_tomorrow_anyhow.我感到不太舒服，但即使如此我也会参加明天的会议。③Somehow,helosthiswayinthedensefog.不知道怎么地，他在大雾中迷路了。3．signalvi.&vt.发信号n.信号[高考佳句]Cyclistswhogivesignalsbeforeturningorstoppinghelppreventaccidents.(2012·广东高考完形填空)骑自行车的人在拐弯或停车前发出信号有助于防止事故的发生。(1)signal(to)sb.todosth.示意某人做某事signal(sb.)that...示意(某人)……(2)adanger/warningtrafficsignal危险/警告交通信号①Hesignalledthatitwastimetoleave.他示意该走了。②Thepolicesignalledthedriverto_stop_his_carbyraisinghishand.警察举手示意司机停车。[辨析比较]signal,symbol,sign,mark试一试选择上述单词填空③MandelahasbecomeasymboloftheblacksfightingagainstthewhitesinSouthAfrica.④Thereisnosignofhisgettingoverhisillnessinashorttime.⑤Youcanmakeamarkwhereyouhaveque