Book2Unit3知识点一、重点词汇1.totallyadv.完全地，整个地atotalof总数为intotal=inall总计；总共AsaresultItotallychangedmyshape.结果，我彻底改变了形状。2.signalvt.&vt.发信号n.【C】信号（1）signal(to)sb.todosth.示意某人做某事（2）atrafficsignal交通信号sendoutasignal发出信号Thepolicesignalledtothedrivertostophiscarbyraisinghishand.警察示意司机停车。3.arisevi.出现；发生；起身，起床一词多义：(1)Seeinghismotherreturnhome,theboyarosefromhischairimmediately.起身(2)Onceplasticpollutionarisesinmostpublicareas,itishardtodealwith.出现(3)Theyaroseatsunrisetogetanearlystarttothepark.起床(4)Itcan’tbetoocarefulwhiledriving.Accidentsoftenarisefromcarelessness.产生易混辨析：原形及含义过去式过去分词现在分词arisevi.出现；发生；起身，起床arosearisenarisingrisevi.升起；增长roserisenrisingraisevt.举起；抚养；饲养；提高raisedraisedraisingarousevt.唤醒；激起arousedarousedarousing4.asaresult结果副词短语，单独使用，相当于一个连词，一般用于句首，且要用逗号与后面的句子隔开。（1）asaresultof作为,,的结果（2）resultfrom+(事情起因)由,,引起（3）resultin+(事情结果)导致；结果It’sgenerallybelievedthathiscancerresultedfromtheoverfulltiredness.普遍认为他是因为过度的劳累而得了癌症。Moreandmorepollutionhasresultedinmanyspecies’dyingout.5.inaway从某一角度看；在某种程度上Inaway,thecomputerplaysamoreandmoreimportantroleinourlifeandwork.从某种程度上说，电脑在我们的生活和工作中发挥着越来越重要的作用。alltheway一路上；自始自终bytheway顺便说innoway一点也不；决不（放在句首须部分倒装）intheway挡道；妨碍inthisway用这种方法Innowayshouldyouloseheartwhenyouarefacedwithdifficulties.6.dealwith处理；安排；对付；涉及；相处；与,,打交道一词多义：Wemayhavevariouswaystodealwithsuchasituation.处理Onthecontrary,Ifoundherquitehardtodealwith.相处Hisarticledealswithmanyissueswearegreatlyconcernedabout.涉及Hisworkexperienceequippedhimtodealwithallkindsofpeople.与,,打交道温馨提示：dealwith常与how连用，而dowith则常与what连用。二、重点句型1.Astimewentby,Iwasmadesmaller.随着时间的流逝，我被做得更小了。句法分析：as意为“随着”，引导时间状语从句。with介词，后跟doing结构。一句多译：随着我们生活水平的提高，我们和朋友的聚会变少了。Asourlivesimprove,wefindlittletimetogatherwithourfriends.(as)Withourlivesimproving,wefindlittletimetogatherwithourfriends.(with)2.AndmymemorybecamesolargethatevenIcouldn’tbelieveit!我的存储量变得如此之大，直至连我自己都不能相信！so/such,that引导结果状语从句，意为“如此,,以至于,,”（1）so,that,句型的常见形式：so+adj./adv.+that,so+adj.+a(n)+n.(单数可数名词)+that,so+many/few/much/little（少）,+n.+that,（2）such,that,句型的基本结构：such+a(n)+adj.+n.(单数可数名词)+that,such+adj.+n.(复数名词/不可数名词)+that,（3）当so,/such,放在句首时，主句要用部分倒装。Dilianissuchanattractiveplacethatlotsoftouristsvisitthecityeveryyear.
