高三英语完形疑难常见：连词用法辨析课件.ppt

完形疑难常见,1.therefore,thus,soagoodideaoccurredtohim.heenteredtheshopandboughtahandfulofflowerseeds.fromthenextday,hetooktheseedswithhimandscatteredthemalongtheroad.thus,onedaypassed,andonemonth,andtwomonthhewentonscatteringtheflowerseeds.soonafterwards,alongtheroadflowersgrewup.oneseasoncameafteranotherwitheachseasonsownuniqueflowers.,thus=therefore;consequently:1).adv.因此；所以;于是shestudiedhard;thusshegothighmarks.她用功读书,因此获得高分。therehasbeennorainthus,thecropsaredrying.天没下雨，因此庄稼要枯死了。2).thus=inthismanneradv.如此，像这样：以这种方式：hesoldhisfarmandthushehadenoughmoneyforhisjourney.他卖掉了农场，这样他就有足够的钱旅行了。,therefore1).adv.因此；所以;hehasbrokenhislegandthereforehecantwalk.他摔坏了腿，因此不能走路了。wedonothaveenoughmoney.thereforewecannotaffordtobuythenewcar.我们的钱不够,因此买不成这辆新车。,so1).conj.因此,所以hefailedtoappear,sowewentonwithouthim.他没有出现，因此我们不管他继续走.therewasnofoodinthehouse,sowerangoutforapizza.2).conj.so=so（that）为了，以便（表示目的）thevasehadbeenputonthetopofthecupboardsoitwouldntgetbroken.bequiet,sohecansleep.安静些，好让他能睡觉。,2.however,but,yet,nevertheless,1)adv.inspiteofthat;nevertheless;yet:尽管;然而；还是thebookisexpensive;however,itsworthit.thebookisexpensive.however,itsworthit.2).adv.ontheotherhand;bycontrast:另一方面；比较而言：thefirstpartwaseasy;thesecond,however,tookhours.第一部分很简单；比较而言，第二部分就要费力了3).adv.inwhatevermannerorway:无论如何，不管怎样：howeverhedidit,itwasveryclever.howevertiredyoumaybe,youmustdoittoday.,but,conj.1).而是；但是notone,buttwo!不是一，而是二！2).尽管还是tiredbuthappy尽管累却很快活3).可是；然而iwasgoingtowrite,butilostyouraddress.我本来要写信的，可是把你的地址弄丢了。,yet,1).adv.还;仍然;尚(常用于疑问、否定句或含有疑问的动词之后）hehasnotyetheardthegoodnews.hehasneveryettoldalie.-areyoureadynow?no,notyet.shewasnotyetsureifshecouldtrusthim.idoubtifhehasreadityet.2).adv.同连接词连用然而,可是itisstrange,andyetitistrue.是奇怪,可是真的。3).conj.可是；然而heworkedhard,yethefailed.他工作努力，可是他失败了。heisold,yetactive.他虽然老了,可是挺活跃。sheiswilling,yetunable.她心有余而力不足。,nevertheless,1).conj.(尽管如此)还是,然而,不过wearegoingneverthelessweshallreturn.我们要走了,不过我们还要回来。shewasverytired,neverthelessshekeptonworking.她虽然很疲倦,然而她却继续工作。2).adv.仍然(还),不过hesucceedednevertheless.不过他还是成功了。thoughveryintelligent,sheisneverthelessrathermodest.,3.or,otherwise,or1)conj.表示选择主语的人称、数不一致时,动词随着接近的主语而变化或,或者;还是johnoryouareinclasstwo.约翰或者你在二班。maryneverskisorskates.玛丽从不滑雪,也不溜冰。2).conj.常和else连用否则,要不然makehaste,or(else)youllbelate.hurryup,oryoullbelate.,思路分析,1).用于句型“祈使句+or+陈述句”中，表示在以祈使句为条件下的相反假设，意为“否则，要不然”。例如：workhard,oryouwillfallbehind.getupearlytomorrow,oryouwillmisstheearlytrain.dontjumpthequeue,orotherpeoplewillnotbepleased.2).可以把这类句型中的祈使句换为一个条件句（注意改写时应去掉连词or）。例如：hurryup,oryouwillbelateforthemeeting.ifyoudonthurryup,youwillbelateforthemeeting.,otherwise,1)adv.在其他别的方面heisnoisy,butotherwiseaniceboy.他爱吵闹,但在其他方面却是个好孩子。2).conj.否则,要不然.相当于or，orelse或ifnot.wellgoearly，otherwisewemaynotgetaseat.seizethechance，otherwiseyouwi