新概念2 Lesson 53

Lesson53Hotsnakehot[hɔt]adj.带电的，充电的fireman['faiəmən]n.消防队员cause[kɔ:z]v.引起；n.原因examine[iɡ'zæmin]v.检查accidentally[.æksi'dentli]adv.意外地，偶然地remains[ri'meinz]n.尸体，残骸wire['waiə]n.电线volt[vəult]n.伏特（电压单位）powerline['pauə-lain]电力线solve[sɔlv]v.解决mystery['mistəri]n.谜snatch[snætʃ]v.抓住spark[spɑ:k]n.电火花Words•★hotadj.带电的,充电的•hotadj.热的；新鲜的；棘手的；带电的,充电的•hot-hot-hot麻辣烫；•hot-wings辣鸡翅；hotdog热狗•hot-tempered•hotpotato•hotnews•★firemann.消防队员•hydrantn.消防栓,消防龙头•fireextinguisher灭火器（extinguishern.熄灭者,灭火器）•extinguish＝putout灭火火暴(脾气)的棘手的问题最热点的新闻•★causev.&n.引起；原因•①v.引起•causesth.引起麻烦•Carelessnesscausesaccidents.粗心导致事故•Pridecausesfailure.骄傲使人失败•causesb.todosth.引起某人做某事,导致某人做某事•Illnesscausedhimtolosehistemper.•②n.原因，强调事情发生的直接原因(一个)•because因为•reason理由，其他各种的理由(很多个)•★accidentallyadv.意外地,偶然地(但更趋向于“偶然”的意思)•accident－accidental－accidentally•accidentn.事故•unexpectedlyadv.出乎意料地(更趋向于“意外”的意思)•★solvev.解决•solvethemystery•solvetheproblem•★snatchv.抓住•catchv.抓，如抓鱼•holdv.握着•snatchv.(突然抓起来)强调动作的突然性•seizev.抓住(用力)•seizemyarmAtlastfiremenhaveputoutabigforestfireinCalifornia.Sincethen,theyhavebeentryingtofindouthowthefirebegan.Forestfiresareoftencausedbybrokenglassorbycigaretteendswhichpeoplecarelesslythrowaway.Yesterdaythefiremenexaminedthegroundcarefully,butwerenotabletofindanybrokenglass.Theywerealsoquitesurethatacigaretteenddidnotstartthefire.Thismorning,however,afiremenaccidentallydiscoveredthecause.Henoticedtheremainsofasnakewhichwaswoundroundtheelectricwiresofa16,000-voltpowerline.Inthisway,hewasabletosolvethemystery.Theexplanationwassimplebutveryunusual.Abirdhadsnatchedupthesnakefromthegroundandthendroppeditontothewires.Thesnakethenwounditselfroundthewires.Whenitdidso,itsentsparksdowntothegroundandtheseimmediatelystartedafire.•【SpecialDifficulties】•Throwto，ThrowatandThrowaway•throw作及物动词主要含义为“投，掷，抛，扔”。•throwto(sb.)扔给（某人）•HethrewtheballtomeandIcaughtit.•throwat对准某一目标扔•Theboythrewastoneatthewindowandbrokeit.•throwaway扔掉，丢弃•Manypeoplethrowawaycigaretteendscarelessly.•CauseandReason•Cause•①n.原因，起因；•Doyouknowthecauseofthewar?•Whatwasthecauseofthedelay?•②v.使……产生/发生，引起•causesth.导致,引起•Whatcausedtheaccident?•causesb.todosth.导致某人做某事•Reason•①n.理由，原因•Givemeyourreasonsforgoingthere.•Whatwasthereasonforthedelay?•作“原因”讲时，reason与cause可以互换，但reason与介词for连用；而cause则与介词of连用。•reason后面通常跟why引导的从句：•Thatwasthereasonwhythemeetingwasputoff.•②v.推理，劝导，说服•reasonwithsb.劝说(以道理)•Howcanyoureasonwithhimwhenheissoworried?•DropandFall•dropvi.&vt.（使）掉下，（使）落下，放下（强调的是不小心掉下来）•Ashewalkedpastthetree,anappledroppedfromit.•Thewaiterdroppedafork.•fallvi.落下，（雨、雪）下，降，跌倒，摔倒（强调的是掉下来的概念,动作）•Ifellandhurtmyself.•Whenleavesfallinautumn,I’llcomeback.Multiplechoicequestions1c2d3a4c5c6c7d8c9d10a11c12c