新概念英语第二册 Lesson 7课件

ZoeToolateLesson7NewWords1detective[di'tektiv]n.airport

['eəpɔ:t]n.expect[ik'spekt]v.valuable['væljuəbəl]adj.parcel['pɑ:səl]n.diamond['daiəmənd]n.steal[sti:l].侦探机场期待，等待贵重的包裹钻石偷Newwords&Expressionsmain[mein]adjn.airfield['eəfi:ld]v.guard[ɡɑ:d]n.precious['preʃəs]adj.stone[stəun]n.sand[sænd]n.主要的飞机起落的场地警戒，守卫珍贵的石子沙子1.detectiven.侦探①detectivestory侦探小说②aprivatedetective私家侦探detectv.侦查、探测eg.Itisdifficulttodetectthecauseofhisdeath.

很难发现他死亡的原因。detectorn.探测器；发现者2.airportn.机场3.airfieldn.飞机起落的场地port港口attheairport在机场field田野ontheairfield在停机坪上[ɪkˈspekt]4.expect1）vt.等待，期待，盼望（心理上的等待）expectsb.todosth.期待某人做某事Herparentsexpecthertobeadoctorinthefuture.她的父母期待她将来成为一名医生。2）预计，预料AsIexpected,

TomhasfailedinEnglish.正如我所预料的那样，汤姆英语考试没及格。3）猜想，料想，认为Who'seatenallthecake?谁吃了所有的蛋糕？---Iexpectitwasthedog.我猜是那条狗。expectationn.期待，盼望，指望-less表否定valueless没有价值,不足道的priceless无价的5.valuableadj.贵重的（客观）valuen.&v.价值Thediamondisvaluable.Thediamondhasgreatvalue.6.preciousadj.珍贵的（主观）（带有一定的感情色彩）You'rewastingprecioustime!你在浪费珍贵的时间7.steal（stole，stolen）①v.偷窃区分robv.偷窃stealsth.fromsb.从某人那里偷某物robsb.ofsth.偷某人某物宾语是物宾语是人或地点②vt.巧妙地占用，偷偷地弄到手他已赢得玛丽的芳心。HehasstolenawayMary’sheart.robsp.盗窃某地8.guardn.警戒，守卫lifeguard救生员bodyguard保镖keepguard守望，警戒他们对小偷们严加看管。Theykeptacloseguardoverthethieves.TextReading2Theplanewaslateanddetectives[di'tektiv]werewaitingattheairportallmorning.Theywereexpecting[ik'spekt]avaluable['væljuəbl]parcel['pɑ:sl]ofdiamonds['daiəmənd]fromSouth[saʊθ]Africa['æfrɪkə].Afewhoursearlier,someonetoldthepolicethatthieves[θiːvz]wouldtrytosteal[sti:l]thediamonds.Whentheplanearrived,someofthedetectiveswerewaitinginsidethemainbuildingwhileotherswerewaitingontheairfield.TwomentooktheparcelofftheplaneandcarrieditintotheCustoms['kʌstəmz]House.Whiletwodetectiveswerekeepingguard[ɡɑ:d]atthedoor,twoothersopenedtheparcel.Totheirsurprise,theprecious['preʃəs]parcelwasfullofstones[stəun]andsand![sænd]ListenandReadTheplanewaslateanddetectiveswerewaitingattheairportallmorning.飞机延误，空等候。TheywereexpectingavaluableparcelofdiamondsfromSouthAfrica.等候宝石，非洲货。Afewhoursearlier,someonehadtoldthepolicethatthieveswouldtrytostealthediamonds.（在警署）预告此货，需保护。

in+大地方at+小地方=allthemorning整个早上expecting=waitingfor一段时间+earlier，表示多长时间之前thief小偷；thieves复数形式steal偷；wasstolen被动形式aparcelof一包ListenandRead（在机场）（飞机到达后）Whentheplanearrived,someofthedetectiveswerewaitinginsidethemainbuildingwhileotherswerewaitingontheairfield.候机楼，停机坪，皆守候。TwomentooktheparcelofftheplaneandcarrieditintotheCustomsHouse.保镖一路，至海关。some...,others...“一些...，另一些...”takeoff常用的三个意思：1）拿出来2）脱掉Hetookoffhisclothesandgotintothebath.3）起飞Theplanetookoffat8:30a.m.ListenandReadListenandRead（在海关）Whiletwodetectiveswerekeepingguardatthedoor,twoothersopenedtheparcel.看门，开包，无遗漏。Totheirsurprise,thepreciousparcelwasfullofstonesandsand!暮然回首，钻石已成大兴货。守卫、守护toone'ssurprise让某人惊讶的是=befilledwith,表示充满123Let'stakea10-minutebreak!1._____weredetectiveswaiting?Attheairport.A.WhyB.whenC.WhereD.What2.Thethieveswantedto_____thediamonds.A.robB.stealC.robbedD.stole3.Theparcelwas_____stonesandsand.A.fullwithB.fullofC.fullbyD.fullin4.Some

boys

are

reading;

___

are

listening

to

the

radio.

A.

others

B.

another

C.

the

other

D.

other5.____mysurprise,hedidn'tpasstheexam.A.OnB.OfC.InD.To6.Iamexpectingyou_______(help)me.7.Hetried______(climb)thetree,buthecouldnot.tohelptoclimbExerciseGrammar31.定义：过去进行时是表示过去某时正在进行的状态或动作。2.构成：肯定式：“was/were+现在分词”Eg.ThistimeyesterdayJackwaswatchingTV.

昨天这个时候Jack正在看电视。否定式：“主语+was/werenot+现在分词”疑问式：“Was/were+主语+现在分词”Eg.Wereyouplayingbasketballatfouryesterdayafternoon?过去进行时3.常用的时间状语thewholemorning,allday,fromninetoten,atthistime,atthattime,

atnineo'clock+过去的时间WewerewatchingTVatthistimelastnight.昨天晚上这个时候我们在看电视。Whatwasshedoingatnineo'clockyesterday？昨天晚上九点她在做什么？

4.一般过去时与过去进行时用法的区别

一般过去时表示在过去某个时间发生过的动作或存在的状态。过去进行时则表示在过去某一时刻或某一段时间正在进行的动作。

Davidwrotealettertohisfriendlastnight.

大卫昨晚给他的朋友写了封信。(信写完了。)

Davidwaswritingalettertohisfriendlastnight.

大卫昨晚一直在给他的朋友写信。(信不一定写完。)

5.过去进行时中的when和while

1）由when引导的时间状语从句，主句用过去进行时，从句应用一般过去时。When当...的时候WhenIcamehome,mymotherwascooking.当我回家的时候，我妈妈正在做饭。2）由while引导的时间状语从句，主句用一般过去时，从句应用过去进行时。While强调在.....期间Whilemymotherwascooking,Icamehome.我妈妈在做饭的期间，我回家了。2）如果从句和主句的动作同时发生，两句都用过去进行时的时候，多用while引导。

While然；然而Theywerecleaningtheclassroomwhileyouwereplayinggames.你们正在玩游戏的时候，他们正在打扫教室。1.ThereportersaidthattheUFO___easttowestwhenhesawit.A.wastravelingB.traveledC.hadbeentravelingD.wastotravel2.Tom__intothehousewhennoone___.A.slipped,waslookingB.hadslipped,lookedC.slipped,hadlookedD.wasslipping,looked2.