新概念第二册英语lesson53课件

Lesson53Hotsnake单词精讲★hotadj.

1）热的，炎热的Strikewhiletheironishot.趁热打铁.2）调味品辣的Pepperandmustardarehot.3）强烈的,激烈的haveahottemper脾气暴躁ahotpotato棘手的问题★cause1）v.引起粗心导致事故Carelessnesscausesaccidents.骄傲使人失败。Pridecausesfailure.2）n.原因Badhabitwasacauseofthefailure.carelessness★examine1）v.仔细检查Thefirefightersexaminedeveryinchoftheforest.2）v.诊查Thedoctorexaminedhispatientcarefully.3）v.考试,测试examinestudentsinEnglish

n.exam考试examination★accidentallyadv.意外地,偶然地

n.

accident事故,意外

acaraccident车祸byaccident偶然；意外地Teawasinventedbyaccident.

adj.accidental意外的,偶然的

anaccidentaldeath意外死亡anaccidentalinvention（9年级Unit6）一个偶然的发明★remains1）n.剩余物,残余物theremainsofameal残汤剩饭2）n.(古建筑等物)遗址,废墟

圆明园遗址theremainsofYuanmingyuan3）n.遗体,遗骸TheremainsofChairmanMaowerekeptwellinacrystalcoffin.词形扩充：remain1）v.留下,剩下,遗留Afterthefire,nothingremainedinmyhouse.2）v.依然；保持Heremainedsilent.Hewillhavetoremaininhospitalforatleast10days.★wiren.金属线，电线telephonewires电话线electricwires电线wirelessadj.无线的

wirelessmouse无线鼠标Wi-Fi无线网WirelessFidelity★power1）电力，动力electricpower电力waterpower水力nuclearpower核能2）力,能力（自然的体力/智力）Hispowerisfailing.3）权力,势力

Thepolicewillhavethepowerofarrestifsomeonefightswiththedriveronthemovingbus.★solvev.解决=workoutsolveaproblem

解决问题

n.solution解决,解答Ittookmealongtimetofindthesolution.课文精讲AtlastfiremenhaveputoutabigforestfireinCalifornia.

atlast经过一番努力后）最终putout“扑灭”“熄灭”Farwaterdoesnotputoutnearfire.

[谚]远水救不了近火。Sincethen,theyhavebeentryingtofindouthowthefirebegan.

sincethen从那时起findout（经过研究、努力等）发现，查出……Weshallfindoutthetruthearlyorlate.

Canyouhelpmetofindoutwhattimethetrainleaves?Forestfiresareoftencausedbybrokenglassorbycigaretteends

whichpeoplecarelesslythrowaway.

becausedby…由…引起Hisdeathwascausedbyahighfever.

Theaccidentwascausedbythedrunkdriver.cigaretteends烟头throwaway扔掉throwat向…扔/投掷throwdown扔下throwout抛出which引导定语从句Yesterdaythefiremenexaminedthegroundcarefully,butwerenotabletofindanybrokenglass.

beableto能够（强调经过努力）一般现在时：am/is/areableto一般过去时：was/wereableto一般将来时：willbeableto现在完成时：have/hasbeenableto

Theywerealsoquitesurethatacigaretteenddidnotstartthefire.

besuretodosth.

（that

）+宾语从句of/about+名词/代词Besuretosweeptheroomclean.

Iamsureyouwouldgetalongverywellwithhim.

startthefire＝causethefire引发火灾

Thismorning,however,afiremanaccidentallydiscoveredthecause.

discover发现发现的事物是本来存在的或有人知道的.ColumbusdiscoveredAmerica.invent发明

(从前没有)Whoinventedthesteamengine?

Henoticedtheremainsofasnakewhichwaswoundroundtheelectricwiresofa16,000-voltpowerline.

他发现了缠绕在16，000伏高压线上的一条死蛇。theremains“尸体”、“残骸”，必须用复数形式wound(wind的过去分词)

表示“卷在……上”“缠绕”，常与around／round连用：

Inthisway,hewasabletosolvethemystery.Theexplanationwassimplebutveryunusual.

inthisway以这种方式Abirdhadsnatchedupthesnakefromthegroundandthendroppeditontothewires.

drop&fall

drop“使落下、使掉落”，是及物动词+宾语Hedroppedthebag.fall“掉下、跌倒”,不及物动词，不能接宾语Hefelldownthestairsandbrokehisleg.

Thesnakethenwounditselfroundthewires.Whenitdidso,itsentsparks