新概念英語(yǔ)第二冊(cè)53課課件省名師優(yōu)質(zhì)課獲獎(jiǎng)?wù)n件市賽課一等獎(jiǎng)?wù)n件

Lesson53Hotsnake第1頁(yè)

Readthenewwordsandguesstheirmeaningshot fireman cause examine accidentally remains windwire volt powerline solve mystery snatch spark第2頁(yè)★hotadj1）熱，酷熱Strikewhiletheironishot.趁熱打鐵.hot酷熱warm溫暖cool清涼chilly嚴(yán)寒cold嚴(yán)寒,嚴(yán)寒2）調(diào)味品辣辣椒和芥末是辣.Pepperandmustardarehot.3）強(qiáng)烈,激烈,熱烈.haveahottemper脾氣急躁ahotpotato棘手或討厭事物或情況第3頁(yè)4)hotadj.帶電,充電adj.熱；新鮮；棘手；帶電,充電hot-hot-hot麻辣燙；hot-wings辣雞翅；hotdog熱狗hot-tempered火暴(脾氣)

tempern.脾氣hotline熱線；hottopic熱門(mén)話題Itsellslikeahotcake/cakes.表示一個(gè)東西暢銷(xiāo),熱銷(xiāo)bestseller暢銷(xiāo)東西hotpotato棘手問(wèn)題hotnews最熱點(diǎn)新聞第4頁(yè)9/16/2023★firemann消防隊(duì)員hydrant[`haidr?nt]n.消防栓第5頁(yè)fireextinguisher滅火器Extinguish[ik`sti?gwi?]＝putout滅火第6頁(yè)★cause1）V.引發(fā)causesth:引發(fā)（麻煩）粗心造成事故Carelessnesscausesaccidents.驕傲使人失敗Pridecausesfailurecausesbtodosth

引發(fā)某人做某事,造成某人做某事2）n.原因cause:強(qiáng)調(diào)事情發(fā)生直接原因(一個(gè))reason:其它各種理由(很多個(gè))Thecauseofsth……起因Thereasonforsth……理由第7頁(yè)★examine1）v.仔細(xì)觀察,檢驗(yàn),調(diào)查消防隊(duì)員檢驗(yàn)了森林每一寸土地。Thefirefightersexaminedeveryinchoftheforest.2）v.診查醫(yī)生仔細(xì)診察了病人。Thedoctorexaminedhispatientcarefully3）v.考試,測(cè)試examinestudentsinEnglish

n.exam考試=examination第8頁(yè)★accidentallyadv.意外地,偶然地

adj.accidental意外,偶然意外死亡anaccidentaldeathaccident

n.事故,意外車(chē)禍acaraccidentAccidentally=bychance=byaccident我偶然間發(fā)覺(jué)了金礦Ifoundagoldminebyaccident.第9頁(yè)★remains1）n.剩下物,殘余物殘湯剩飯殘羹冷炙theremainsofameal2）n.(古建筑等物)遺址,廢墟圓明園遺址theremainsofYuanmingyuan3）n.遺體,遺骸毛主席遺體被保留在水晶棺材里。TheremainsofChairmanMaowerekeptwellinacrystalcoffin.第10頁(yè)remain1）v.留下,剩下,遺留大火之后，我房子里什么也沒(méi)剩下。Afterthefire,nothingremainedinmyhouse.要做事還很多。Muchremainstobedone.2）v.仍是,保持不變他保持緘默。Heremainedsilent.第11頁(yè)★wiren.金屬線，電線他用一根金屬線把筐綁到了自行車(chē)上。Hetiedabaskettothebicyclewithapieceofwire.telephonewires電話線electricwires電線wirelessadj.無(wú)線wirelesstelegraphy無(wú)線電報(bào)★voltn.伏特voltagen.電壓,伏特?cái)?shù)第12頁(yè)★power1）電力，動(dòng)力electricpower電力waterpower水力2）力,能力（自然體力、智力）Hispowerisfailing.他體力在衰退。3）權(quán)力,支配力,勢(shì)力politicalpower政治權(quán)力notwithinone’spower=beyondone’spower力所不能及我無(wú)法了解計(jì)算機(jī)是怎樣工作。Itisbeyondmypowertounderstandhowthecomputerworks.第13頁(yè)solvev.處理,解答,回答=workout處理問(wèn)題solveaproblem解開(kāi)謎團(tuán)solveamystery我們必須處理經(jīng)濟(jì)危機(jī)。Wemustsolvetheeconomiccrisis.

n.solution處理,解答花費(fèi)了很長(zhǎng)時(shí)間才找出處理方法。IttookalongtimetofindthesolutionThekeytothequestionthekeytothelockThesolutiontotheproblem第14頁(yè)snatchv.搶,奪,掠取snatchup抓起來(lái)賊把她包抓起來(lái)逃跑了。Thethiefsnatchedherbagandranaway.在他媽媽剛要看那張紙時(shí)候，他把它奪走了。Hesnatchedthepaperashismotherwasabouttoseeit.第15頁(yè)辨析snatch快速而有力(粗魯?shù)?抓住,搶snatchachancegrab抓,搶,搶奪,抓住(熱切而拼命地)grabsthfromsb/grabsthfromsthgrasp1)抓住或咬住,抓緊graspachance抓住機(jī)會(huì)2)掌握graspalanguagehold抓住,握住,托住第16頁(yè)Comprehensionquestions1Wherewasthereabigforestfire?TherewasabigfireinCalifornia.2Havefiremenputitout?

Yes,theyhave.

3Whathavetheybeentryingtofindoutsincethen?

Theyhavebeentryingtofindouthowthefirebegan.

4Whatareforestfiresoftencausedby?

Forestfiresareoftencausedbybrokenglassorcigaretteends.

第17頁(yè)5Peoplearecareless,aren'tthey?Yes,theyare.6Whendidthefiremenexaminetheground?Theyexaminedthegroundyesterday.

7Didtheyfindanybrokenglass?No,theydidn't.8Didtheythinkacigaretteendstartedthefire?

No,theydidn't.第18頁(yè)9Theywerequitesureitdidn't,weren'tthey?

Yes,theywere.

10Whenwasthecausediscovered?

Thecausewasdiscoveredthismorning.

11Whodiscoveredit?

Afiremandid.

12Wasitwhathewaslookingfor?

No,itwasn't.

第19頁(yè)LanguagepointsAtlastfiremenhaveputoutabigforestfireinCalifornia.atlast最終，終于，過(guò)程很艱難。他們終于翻過(guò)了這座大山。Atlasttheyclimbedoverthemountain．California=GoldenState黃金州putout撲滅，熄滅，關(guān)掉請(qǐng)把燈關(guān)掉。Pleaseputthelightout.makeafire生火startafire引發(fā)火災(zāi)第20頁(yè)Sincethen,theyhavebeentryingtofindouthowthefirebegan.sincethen從那時(shí)起，到現(xiàn)在為止findout（經(jīng)過(guò)研究、努力等）找出，發(fā)覺(jué)，查出……我會(huì)試著查出昨天救了我人名字。I’lltryandfindoutthenameofthepersonwhosavedmylifeyesterday.第21頁(yè)Forestfiresareoftencausedbybrokenglassorbycigaretteendswhichpeoplecarelesslythrowaway.cigaretteends煙頭throwaway扔掉，丟棄throwabout隨地扔throwat扔向（有目標(biāo)性）throwto扔向（無(wú)目標(biāo)性）第22頁(yè)Theywerealsoquitesurethatacigaretteenddidnotstartthefire.besurethat對(duì)……很有把握；quitesure相當(dāng)把握性ratheradv.相當(dāng)fairlyadv.相當(dāng),公正地,老實(shí)地quite(＝completely)－>rather－>fairly程度一個(gè)比一個(gè)輕quiteafew頗有幾個(gè)(相當(dāng)多)startafire＝causeafirestartvt.使……發(fā)生，引發(fā)第23頁(yè)Thismorning,however,afiremenaccidentallydiscoveredthecause.However與but區(qū)分：However要接逗號(hào)，再加句子。But直接與句子相連。accidentally=bychance偶然地discover偶然發(fā)覺(jué)（某個(gè)已經(jīng)存在東西）Invent創(chuàng)造（以前沒(méi)有東西）我不知道誰(shuí)發(fā)覺(jué)美洲。Idon’tknowwhodiscoveredAmerica.你知道起火原因嗎？Doyouknowthecauseofthefire?第24頁(yè)Henoticedtheremainsofasnakewhichwaswoundroundtheelectricwiresofa16,000-voltpowerline.notice注意他人沒(méi)注意東西theremains表示“尸體，殘骸”，必須用復(fù)數(shù)形式村民們很驚奇地看到在湖旁邊有一架飛機(jī)殘骸。Thevillagersweresurprisedtoseetheremainsofanaeroplanenearthelake.wind

vt.1)vt.纏繞，卷在……上（常與around/round連用）你介意我把這段電線纏在樹(shù)上嗎？DoyoumindifIwindthispieceofwireroundthetree?第25頁(yè)2)vt.蜿蜒，盤(pán)旋一條小徑沿著山谷蜿蜒而上。Apathwoundupthevalley.windone‘sway蜿蜒、迂回而行他們?cè)讵M窄山谷中迂回前進(jìn)Theywoundtheirwaythroughthenarrowvalley.3）轉(zhuǎn)動(dòng)（把手等），擰緊windupone'swatch上緊某人手表發(fā)條把(車(chē)子)窗子搖下winddownawindow第26頁(yè)Theexplanationwassimplebutveryunusual.Abirdhadsnatchedupthesnakefromthegroundandthendroppeditontothewires.snatchedupsthfromtheground從地上抓起來(lái)dropvt&vi.無(wú)意掉下去,使落下,使掉落她把花瓶掉到了地板上。Shedroppedthevaseonthefloor.茶壺從她手里掉了出來(lái)。Theteapotdroppedoutofherhand。第27頁(yè)fallvi.落下，（雨、雪）下，降，跌倒，摔倒強(qiáng)調(diào)是掉下來(lái)概念,動(dòng)作我跌倒了，傷到了我自己。Ifellandhurtmyself.當(dāng)秋天葉落時(shí)候，我就會(huì)回來(lái)。I’llcomebackwhenleavesfallinautumn.他從樓梯上摔下來(lái)，把他腿摔斷了。Hefelldownthestairsandbrokehisleg.書(shū)從桌子上掉到了地上。Thebookfellfromthetabletothefloor。第28頁(yè)Thesnakethenwounditselfroundthewires.Whenitdidso,itsentsparksdowntothegroundandtheseimmediatelystartedafire.doso這么做Irefusetodoso.我拒絕這么做so慣用于一些動(dòng)詞之后，代指前面提過(guò)某個(gè)動(dòng)作/某件事，以免重復(fù)我也這么認(rèn)為。Ithink/believeso.startafire=causeafire引發(fā)一場(chǎng)大火第29頁(yè)現(xiàn)在完成進(jìn)行時(shí)組成：have/hasbeen+doing含義：1）表示從過(guò)去某時(shí)開(kāi)始一直連續(xù)到現(xiàn)在動(dòng)作，而且還將連續(xù)下去。2）表示在說(shuō)話時(shí)刻之前到現(xiàn)在正在進(jìn)行動(dòng)作。第30頁(yè)與現(xiàn)在完成時(shí)區(qū)分Ihavebeenwritingabook.我一直在寫(xiě)一本書(shū)。（動(dòng)作還將繼續(xù)下去）Ihavewrittenabook.我已經(jīng)寫(xiě)了一本書(shū)。（動(dòng)作已經(jīng)完成）第31頁(yè)與現(xiàn)在完成時(shí)聯(lián)絡(luò)Theyhavebeenlivinginthiscityfortenyears.Theyhavelivedinthiscityfortenyears.他們?cè)谶@個(gè)城市已經(jīng)住了了。Ihavebeenworkinghereforfiveyears.Ihaveworkedhereforfiveyears.我在這里已經(jīng)工作五年了。現(xiàn)在完成進(jìn)行時(shí)強(qiáng)調(diào)動(dòng)作連續(xù)性、不間斷性。第32頁(yè)【SpecialDifficulties】throwto，throwatandthrowawaythrow作及物動(dòng)詞主要含義為“投，擲，拋，扔”。throwto(sb.)扔給（某人）

HethrewtheballtomeandIcaughtit.throwat對(duì)準(zhǔn)某一目標(biāo)扔

Theboythrewastoneatthewindowandbrokeit.throwaway扔掉，丟棄

Manypeoplethrowawaycigaretteendscarelessly.第33頁(yè)9/16/2023causeandreasoncause①n.原因，起因；Doyouknowthecauseofthewar?Whatwasthecauseofthedelay?②v.使……產(chǎn)生/發(fā)生，引發(fā)causesth.造成,引發(fā)Whatcausedtheaccident?causesb.todosth.造成某人做某事第34頁(yè)9/16/2023reason①n.理由，原因Givemeyourreasonsforgoingthere.Whatwasthereasonforthedelay?作“原因”講時(shí)，reason與cause能夠交換，但reason與介詞for連用；而cause則與介詞of連用。reason后面通常跟why引導(dǎo)從句：

Thatwasthereasonwhythemeetingwasputoff.②v.推理，勸導(dǎo)，說(shuō)服reasonwithsb.勸說(shuō)(以道理)

Howcanyoureasonwithhimwhenheissoworried?第35頁(yè)9/16/2023dropandfalldropvi.&vt.（使）掉下，（使）落下，放下（強(qiáng)調(diào)是不小心掉下來(lái)）

Ashewalkedpastthetree,anappledroppedfromit.Thewaiterdroppedafork.fallvi.落下，（雨、雪）下，降，跌倒，摔倒（強(qiáng)調(diào)是掉下來(lái)概念,動(dòng)作）

Ifellandhurtmyself.Whenleavesfallinautumn,I’llcomeback.第36頁(yè)9/16/2023KeytoKSExercisesAWhathappened：began(1.2);examined(1.4);werenotabletofind(1.5);didnotstart(1.6);discovered(1.7);noticed(1.8);waswound(1.8);wasabletosolve(1.9);dropped(1.10);wound(1.11);itdidso(1.11);sent(1.11);started(1.11)Whathashappened：haveputout(1.1)Whathasbeenhappening：havebeentryingtofind(1.2)第37頁(yè)CJacklookedathiswatchforthetwentiethtime.SuddenlyJillarrived.‘I've

beenwaitingforoveranhour,’hesaidangrily.‘Younevercomeontime.’‘Oh,isthatso?’Jillanswered.‘Wereyouhereat2.30?’Jackwentred.‘Well,’hesaid,‘Igotherefiveminuteslatemyself,butyouweren'there.’‘Icamehereatexactly2.30,’Jillsaid,‘a(chǎn)ndIwaitedforfiveminutes,butyoudidn'tcome.’‘Whathaveyoubeendoingsincethen?’Jackasked.‘I'vejustbeentothehairdresser's，’Jillansweredbrightly.第38頁(yè)c依據(jù)課文第二行…theyhavebeentryingtofindouthowthefirebegan能夠判斷出只有c.wantedtofindoutwhathadcausedthefire最能說(shuō)明消防隊(duì)員仔細(xì)查看地面原因，其它3個(gè)選擇都不夠全方面。第39頁(yè)2.d依據(jù)課文第10-12行Abirdhadsnatchedupthesnakefromthegroundandthendroppeditontothewires…WhenitIdidso,itsentsparksdowntothegroundandtheseimmediatelystartedafire能夠判斷只有d.asnakewhichhadbeendroppedontothewiresbyabird與課文實(shí)際內(nèi)容相符，只有它是引發(fā)火災(zāi)原因，其它3個(gè)選擇都不符合課文實(shí)際內(nèi)容。第40頁(yè)3.a只有a.since最合乎題目意思和語(yǔ)法。因?yàn)楸揪涫乾F(xiàn)在完成進(jìn)行時(shí)，只有since引導(dǎo)時(shí)間短語(yǔ)最適合于完成進(jìn)行時(shí)態(tài)，表示“自從……以來(lái)”，所以應(yīng)該選a.其它3個(gè)選擇都不能引導(dǎo)適當(dāng)時(shí)間短語(yǔ)。第41頁(yè)4.c本句表示時(shí)間詞是often,表示經(jīng)常性動(dòng)作，所以應(yīng)該用普通現(xiàn)在時(shí)。a.iscausing是進(jìn)行時(shí)，b.hascaused是完成時(shí)，d.iscausedby是現(xiàn)在時(shí)被動(dòng)語(yǔ)態(tài)，而本句需要主動(dòng)語(yǔ)態(tài)。只有c.causes是普通現(xiàn)在時(shí)，第3人稱(chēng)單數(shù)形式，本句主語(yǔ)Brokenglass是單數(shù)，所以c.最符合語(yǔ)法，所以選c.第42頁(yè)5.ca.almostcertain(幾乎必定)，b.fairlycertain(相當(dāng)必定)，c.completelycertain(完全必定)，d.nearlycertain(幾乎必定)4個(gè)選擇中只有c.同前一句中quitesure(十分確信)意