剑桥国际少儿英语5-Unit-4.ppt

Uint4Disaster!灾难！,Shari:Thatwasamazing(令人惊讶的)!Alvin:Itwasreallyscary(提心吊胆的)aswell.Alvin:NowwevegotagreatprojectforourezineDisasters(灾难)!ShariandDan:Yeah!Reporter:Well,hello,children.Areyougettingwarm?Reporter:Canyoutellmewhathappened?Shari:Itwashotandsunnythismorning,sowedecidedto(决定)sail(启航)tothesmallislandforapicnicwithmydad.,Alvin:Whenweweresailingtotheisland,theskywentdark.Reporter:Wereyoulisteningtotheweatherontheradio?Dan:Theradiowason,butwewerentlisteningtotheweather.Wewerelisteningtomusic.Reporter:Whydidntyougobacktothebeach?Dan:Becausewewereveryneartheisland.Wedecidedtowaitthereforthetheweathertogetbetterbutitdidnt.Astorm(暴风雨)started.,Shari:Wewerewalkingupthebeach,lookingforsomewheresafetostay,whenlightning(闪电)hittheboatanditcaughtfire.Reporter:Whatadisaster!Shari:Wecouldntleavetheisland,soDadhadtophoneforhelp.Alvin:Atfirstthephonedidntwork.ButthenhetriedagainanditwasOK.Phew!Reporter:Wereyouafraid?Shari,DanandAlvin:Yes!Dan:Butitwasreallyexcitingwhenthehelicopter(直升飞机)cametogetus.ShariandAlvin:Yeah,thatwasgreat!,动词ing变化规则1.一般情况下，在原形词尾加ing。例：workworking2.以e结尾的动词。（1）不发音的e结尾，去掉e，加ing例：writewriting（2）以ie结尾，将e去掉，把i变y，加ing例：lieliying（3）以ee，-oe，-ye结尾，直接加ing例：seeseeingeyeeyeing3.以重读闭音节结尾，末尾只有一个辅音字母的动词，双写这个字母，再+ing。例:beginbeginningswimswimming,tsunami海啸,海啸，是一种具有强大破坏力的海浪。当地震发生于海底，因震波的动力而引起海水剧烈的起伏，形成强大的波浪，向前推进，将沿海地带一一淹没的灾害，称之为海啸。海啸主要分为4种类型，即由海底地震引起的地震海啸、火山爆发引起的火山海啸、海底滑坡引起的滑坡海啸和大气压引起的海啸。海啸波长很大，可以传播几千公里而能量损失很小。由于以上原因，如果海啸到达岸边，“水墙”就会冲上陆地，对人类生命和财产造成严重威胁。,hurricane台风,volcano火山,火山是地下深处的高温岩浆及其有关的气体、碎屑从地壳中喷出而形成的，具有特殊形态的地质结构。火山可以分为死火山和活火山。火山爆发是一种很严重的自然灾害，它常常伴有地震。火山喷发会对人类造成危害，但它也带来一些好处。例如：可以促进宝石的形成；扩大陆地的面积（夏威夷群岛就是由火山喷发而形成的）；作为观光旅游考察景点，推动旅游业，如日本的富士山。,earthquake地震,地震，又称地动、地振动，是地球内部发生的急剧破裂产生的震波，是地球上经常发生的一种自然现象。由于地壳运动引起的地球表层的快速振动，地壳快速释放能量过程中造成的振动，期间会产生地震波。也是地壳运动的一种特殊表现形式。,iceberg冰山,strom暴风雨,ThisshipiscalledtheTitanic.On14April1912itwassailingacrosstheAtlanticOcean(大西洋)whenithitaniceberg.Theycouldntseetheicebergbecausetherewasalotoffog(雾).,TheHindenburg(兴登堡)wasoneofthebiggestairships（飞艇）everbuilt.On6May1937,whenitwasarrivingintheUSA,itcaughtfire.Peoplethinkthishappenedbecauselightninghititduringastorm.,Hurricaneareverydangerousstormswithstrongwinds.TheworstAtlantichurricaneinhistorywastheGreatHurricanein1780,from10-16October.,Whenavolcanoerupts(爆发),itthrowshotliquidrockandgasesintotheair.WhenKrakatoa（喀拉喀托火山）eruptedon26August1883itmadetheloudestsoundeverheard.,On1November1755anearthquakehitlisbon(里斯本),inportugal(葡萄牙).Theearthmovedfortenminutes.Theearthquakedestroyed(破坏)mostofthebuildinginthecity.,On28December1908atsunamihitMessina(墨西拿),inItaly.Thewallofseawaterwasabouttenmetreshigh.Howhighdoyouthinktheseawaterisinthispicture?,month,Howmanydaysinamonth?Howmanymonthinayear?,Januarydnj()r一月Februaryfebru（）r二月Marchmt三月Aprileprl四月Mayme五月Junedu:n六月,WhosbrithdayinJanuary/February/March/April/May/June?,telling,A:Whenisyour/yourmother/fatherbrithday?B:ItsinJanuary/February,Julydla七月Augustst八月Septemberseptemb九月Octoberktb十月Novembern