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Alittlelearningisadangerousthing.学问浅薄，如履薄冰。一.单词拓展写出下列单词及其派生词。1。_________vt.操作；vi.运转；动手术_________n.操作；运转；手术_________n.(电脑)操作员；接线员operateoperationoperator2．__________vi.出现；显得__________vi.消失___________n.外貌/出现____________n.消失appeardisappearappearancedisappearanceassistanceperformanceallowanceguidance二、比较anyhowsomehowsomewhat1)Ican'ttellyoutheexacttimewhenI'llgetthere,maybeat8or9orlater.___________,I'llbethereasearlyasIcan.2)IwasinsuchahurrythatIputmyclotheson___________.3)Wearereallyfriends,but___________,Idon'tfeelIcantrusther.4)Addictiontocomputergamesisdangerous.Soit'stimethatwestoppedhimfromplayingthem___________.5)I'm___________suspiciousofherintentions.anyhowanyhowsomehowsomehowsomewhat普通用词，含义广泛。既可指为便于辨认而有意识地做的标记，又可指自然而然形成的标志或有别于其他事物的特征。也可用于指“分数；成绩”mark表示“告示牌；标志（牌）、指示牌等”另外还可指“手势；征兆；迹象”，也可作动词“签署”sign象征、常表示某种有深邃寓意的事物signal指为某一目的而有意识地发出的信号symbolraisingraisedraisedraisevt.举起；抬起；抚养；饲养risingrisenroserisevi./n.升起/起身/增长/上升/晋升arousingarousedarousedarousevt.唤醒；激起arisingarisenarosearisevi.出现；发生；起因于现在分词过去分词过去式原形比较intheway________________onone’sway(to)_________________ontheway_________________bytheway_________________innoway_________________inthisway_________________8.ina/oneway在某种程度上,从某种意义上说挡道在(去……的)路上在途中；即将来临顺便问一下决不用这种方法1)_______________canwetelllies.2)_______________,isthisseattaken?3)I'msorrybutyourbikeis________.Couldyoupleaseremoveit?5)Lookatthedarkclouds.Hurryup!Aheavyrainis________.6)WedecidetogotoGuangzhou________Ganzhou.InnowayBythewayinthewayonthewaybywayofvia3.asaresult结果，因此asaresultof“作为…结果,由于”resultin导致=leadtoresultfrom起因于，源自①Hedidn’tworkhard._________,hefailedhisexam.②Hewaslate___________thesnow.③Thedriver’scarelessness______________theaccident.④Hisillness____________badfood.Asaresultasaresultofresultedin/ledtoresultedfromBefore用作连词，其基本词义是“在---之前”，用来表示时间或顺序。如：Turnthelightoffbeforeyousleep.Thinkbeforeyouspeak.但在不同的语境中before有不同的翻译1.Before表示“不等---就---/尚未---就---”⑴.---whydidn’tyoutellhimaboutthemeeting?---Herushedoutoftheroom___Icouldsayaword.(我还没来得及说他就冲出了房间)before⑵.____Icouldgetinaword,hehadmeasuredme.我还没来得及插上话，他就给我量好了尺寸⑶.Thephonestoppedringing____IAnsweredit.(我还没来得及接，电话就挂断了)2.Before表示“不知不觉，还没弄清就---”此意常用于beforesb.know/realise---⑴TimepassedquicklyandthreemonthswentbybeforeIknewit.(时间飞快流逝，不知不觉3个月过去了)⑵SeveralweekshadgonebybeforeIrealisedit.(不知不觉几个周就过去了)4.Before用于这两个句型：Itwas/wasn’t+一段时间+before从句（过了多久/没过多久才---）Itwill/won’t+一段时间+before从句（还得过多久/用不了多久就---）Itwasalongtimebeforewemetagain.过了很久我们才再次见面区别：Itis+一段时间+since从句Itwasn’t3yearsbeforewemetagain.Itwillbetwoyearsbeforewemeetagain.Itwon’tbelongbeforeyouregret.Wedidn’twaitlongbeforehecameback.●Itwas_______alovelyday____wedecidedtogoouting.●Itwas_______lovelyaday____wedecidedtogoouting.●Theyare________smallshoes_____Ican’tputthemon.●Shewas_______beautiful______everyonelovesher.●Shewas_______beautifulagirl______everyonelovesher.●Shewas_______abeautifulgirl____everyonelovesher.4.so/such…thatthatthatthatthatthatthatsuchsuchsuchsososo1．Astimewentby,computerscouldbeconnectedbyanetwork.【句型透析】：as*引导时间状语从句，意为“_________”。【仿写】：随着社会的老龄化，我们需要这些老年公民的贡献。________________________,weneedthecontributionsofouroldercitizensAsoursocietygrowsold经典句型必会*随着越来越多的森林被砍伐，温室效应变得越来越明显.Asmoreforestsarebeingcutdown,thegreen-houseeffectisbecomingmoreandmoreevident\obvious.with的复合句结构With复合结构的三种形式：1.“with+名词/代词+done”。在此结构中，过去分词和宾语是被动关系，表示动作已经完成。Withthisproblemsolved,liquidcrystaltelevisionisnowinregularproduction.随着这个问题的解决，液晶电视现在已经正式产生。2“with+名词/代词+-ing分词”。此结构强调名词是-ing分词的动作的发出者或某动作、状态正在进行。Hefeltmoreuneasywiththewholeclassstaringathim.全班同学看着他，他感到更不自然了。3.“with+宾语+todo”。此结构中，不定式和宾语是被动关系，表示动作尚未发生。Sointheafternoon,withnothingtodo,Iwentonaroundofthebookshops.由于下午无事可做，我就去书店转了转。Withmoreforestsbeingcutdown,thegreen-houseeffectisbecomingmoreandmoreevident\obvious.*随着越来越多的森林被砍伐，温室效应会越来越明显.Alittlelearningisadangerousthing.学问浅薄，如履薄冰。