新概念英语第二册第7课(共26张)

新概念英语第二册Lesson6Toolatedetective/dɪˈtektɪv/n.侦探airport/ˈeəpɔ:t/n.机场expect/ɪkˈspekt/v.期待，等待valuable/ˈvæljuəbl/adj.贵重的parcel/ˈpɑ:sl/n.包裹diamond/ˈdaɪəmənd/n.钻石steal/sti:l/v.偷main/meɪn/adj.主要的airfield/ˈeəfi:ld/n.飞机起落的场地guard/gɑ:d/n.警戒，守卫precious/ˈpreʃəs/adj.珍贵的stone/stəʊn/n.石子sand/sænd/n.沙子Words单词听录音，然后回答以下问題。Didthedetectivessavethediamonds?ToolateDidthedetectivessavethediamonds？Theplanewaslateanddetectiveswerewaitingattheairportallmorning.TheywereexpectingavaluableparcelofdiamondsfromSouthAfrica.Afewhoursearlier，someonehadtoldthepolicethatthieveswouldtrytostealthediamonds.Whentheplanearrived，someofthedetectiveswerewaitinginsidethemainbuildingwhileotherswerewaitingontheairfield.TwomentooktheparcelofftheplaneandcarrieditintotheCustomsHouse.Whiletwodetectiveswerekeepingguardatthedoor，twoothersopenedtheparcel.Totheirsurprise，thepreciousparcelwasfullofstonesandsand！Text课文为时太晚飞机误点了，侦探们在机场等了整整一上午。他们正期待从南非来的一个装着钻石的贵重包裹。数小时以前，有人向警方报告，说有人企图偷走这些钻石。当飞机到达时，一些侦探等候在主楼内，另一些侦探则守候在停机坪上。有两个人把包裹拿下飞机，进了海关。这时两个侦探把住门口，另外两个侦探打开了包裹。令他们吃惊的是，那珍贵的包裹里面装的全是石头和沙子！Text课文1plane-late-detectives-waiting2expecting-parcel-SouthAfrica3earlier-told-police-thievest4When-arrived-some-mainbuilding-others-airfield5Twomen-parcel-carried-CustomsHouse6two-guard-door-othersopened7surprise-parcel-stones-sandTellthestory复述故事ToolateDidthedetectivessavethediamonds？Theplanewaslateanddetectiveswerewaitingattheairportallmorning.TheywereexpectingavaluableparcelofdiamondsfromSouthAfrica.Afewhoursearlier，someonehadtoldthepolicethatthieveswouldtrytostealthediamonds.Whentheplanearrived，someofthedetectiveswerewaitinginsidethemainbuildingwhileotherswerewaitingontheairfield.TwomentooktheparcelofftheplaneandcarrieditintotheCustomsHouse.Whiletwodetectiveswerekeepingguardatthedoor，twoothersopenedtheparcel.Totheirsurprise，thepreciousparcelwasfullofstonesandsand！Text课文★detectiven.侦探detectivestory侦探小说《神探夏洛克》（Sherlock）★airportn.机场airfieldn.飞机起落的场地port港口;airport航空港field田野;airfield停机坪attheairportontheairfield★stealv.偷stealsth.偷(某物)robsb.抢(某人)robthebank与地点相连的偷抢都用rob+地点单词讲解★expectv.期待,等待exceptprep.除……之外expectsb.todosth.期待某人做某事Iexpectyoutowriteback.expectsth.期待某事Iexpectyourletter.waitforsth./waitforsb.等待某物/某人expect:心理上的等待waitfor:动作上的等待Iwaitformymother.Iexpectmymothertocomeback.单词讲解★valuableadj.贵重的preciousadj.珍贵的sth.isvaluable/sth.ispreciousprice价格;pricelessadj.没有价格的,无价的（less表否定）valuelessadj.没有价值,不足道的worth值；worthlessadj.无价值的★diamondn.钻石preciousstone宝石crystal水晶jade玉diamondring钻戒单词讲解allmorning=allthemorningTheplanewaslate飞机晚(点)了Thebuswaslate./Thetrainwaslate.afewhoursearlier/afewhoursago几个小时以前one...theother.../some...others...others=other+名词复数twoothers=twootherdetectives课文讲解when;while当……时候while能用when代替;但是when却不一定能用while代替.while+从句,动作一定会延续when+延续性动词/瞬间动词;whenhearrivedwhenhediedwhen,while强调动作同时发生Whiletwodetectiveswerekeepingguardatthedoor，twoothersopenedtheparcel.表面上是分工,两个动作同时发生,不是同时开始同时结束,延续时间不一致,长一点时间的动作用进行时态,短时间的动作用过去时.Whensomeoneknockedatthedoor,Iwashavingdinner.课文讲解while用作连词时,有以下几种含义：1.意为“当……时候,和……同时”,引导时间状语从句.2.意为“虽然,尽管”,引导让步状语从句.例如：Whileitwaslate,hewentonworking.（虽然很晚了,但他还在继续工作.）Whileheisinpoorhealth,heworkshard.（虽然他身体不好,但他还是努力工作.）3.连接两个并列句子,表示“对比”关系.例如：Ilikesingingwhileshelikesdancing.（我喜欢唱歌,而她喜欢跳舞.）Youlikesports,whileIprefermusic.（你喜欢体育,而我更喜欢音乐.）课文讲解keepguard守卫;atthedoor在门边(固定搭配)atthetable在桌边Totheirsurprisetoone'ssurprise,让某人惊讶的是Tomysurprise,theteacherwaslate.befullof...装满Mybagwasfullofbooks.Thecupisfullofwater.课文讲解Let’shaveabreak.Answerthesequestionsinnotmorethan50words.回答下列问题，将答案组成一个段落，不要超过50个单词。1Howlongweredetectiveswaitingattheairport?2WhatweretheyexpectingfromSouthAfrica?3Wheredidtwomentaketheparcelafterthearrivaloftheplane?4Howmanydetectivesopenedit?5Whatwastheparcelfullof?Summarywriting摘要写作WhatwereyoudoingwhenItelephoned?过去进行时Studythesesentencescarefully.Paycloseattentiontothewordsinitalics.细读这些过去进行时的例句，特别注意用斜体印出的表示时间的状语。WhenIwaswateringthegarden,itbegantorain.当我正在花园里浇水时，开始下雨了。Iwashavingbreakfastwhenthetelephonerang.我正在吃早饭时，电话铃响了。Whilewewerehavingaparty,thelightswentout.当我们正在聚会时，灯熄灭了。Keystructures关键句型Georgewasreadingwhilehiswifewaslisteningtotheradio.乔治在看书时，他的妻子在听收音机。AsIwasgettingonthebus,Islippedandhurtmyfoot.当我上公共汽车时，我滑了一下，撞伤了我的脚。SomeoneknockedatthedoorjustasIwasgettingintothebath.就在我要进澡盆洗澡时有人敲门。Theplanewaslateanddetectiveswerewaitingattheairportallmorning.飞机晚点了，侦探在机场等了一个上午。Keystructures关键句型AUnderlinetheverbsinthepassagewhichtelluswhatwashappening.指出课文中表示过去某时正在进行的动作的句子。BWhatwashappening?Whathappened?过去进行时与一般过去时。Givethecorrectformoftheverbsinparentheses.用正确的时态填空。1Asmyfather______(leave)thehouse,thepostman______(arrive).2Tom______(work)inthegardenwhileI______(sit)inthesun.3AsI______(walk)downthestreet,I______(meet)Charlie.4Whilehe______(read)theletter,he______(hear)aknockatthedoor.5Whilemother______(prepare)lunch,Janet______(set)thetable.6She______(drop)thetraywhenI______(speak)toher.Exercise练习Nowreadthesesentences:仔细阅读这些句子：Insteadofsaying:除了这种表述方法外：Hetookoffhiscoat.Heputoutthefire.Sheputonherhat.Wecansay:还可以说：Hetookhiscoatoff.Hetookitoff.Heputthefireout.Heputitout.Sheputh