青少版新概念2BUnit21-The-weather-forecast(课堂)课件

Unit21Theweatherforecast1Unit21Theweatherforecast1Theweatherforecastsnowycloudysunnyrainy2Theweatherforecastsnowycloudforecastv.预测，预报['fɔ:kɑ:st]3forecastv.预测，预报['fɔ:kɑ:st]3forecastern.预报员4forecastern.预报员4announcern.播音员，节目主持人[ə'naunsə]5announcern.播音员，节目主持人[ə'naunsə]gooverto转到6gooverto转到6thenextfew…接下来的几个……在接下来的几天天气将要变化。Theweatherwillchangeinthenextfewdays.7thenextfew…接下来的几个……在接下来的几天天气windn.风[wind]8windn.风[wind]8blowv.吹She’sblowingthedandelion.[bləu]9blowv.吹She’sblowingthedandesouthwest[ˌsauθˈwest]

n.西南

NSWEwestnortheastsouth10southwest[ˌsauθˈwest]

n.西Fromtoday,thewindwillblowfromthesouthwest.从今天起，风将会从西南部吹过来。11Fromtoday,thewindwillbloFromtomorrow,thewindwillblowfromthesoutheast.从明天起，风将会从东南部吹过来。12Fromtomorrow,thewindwillbringin带来13bringin带来13air[ɛə]

n.天空,大气14air[ɛə]

n.天空,大气14rain[rein]

n.雨15rain[rein]

n.雨15ThewindwillbringinwarmairfromtheAtlantic.风将从大西洋带来暖空气。bringinv.带来Atlanticn.大西洋16ThewindwillbringinwarmaiThewindwillbringinwetairfromAustralia.风将从澳大利亚带来潮湿的空气。17Thewindwillbringinwetairgradually[ˈgrædjʊəlɪ]

adv.逐渐地18gradually[ˈgrædjʊəlɪ]

adv.逐渐Rainwillcomeingraduallyfromthesouthwestthisevening.今天晚上，雨将会从西南方逐渐来临。19RainwillcomeingraduallyfrTherainisgraduallyheavy.雨逐渐地大起来了。20Therainisgraduallyheavy.雨逐n.阵雨rain

showerThewholecountrywillhavesomerainshowersinthenextthreedays.在接下来的三天，全国将会有一些阵雨。21n.阵雨rainshowerThewholecountThiscitywillhavelotsofrainshowersinthenextthreemonths.在接下来的三个月，这个城市将会有大量阵雨。22Thiscitywillhavelotsofrathermometern.温度计[θə'mɔmitə]23thermometern.温度计[θə'mɔmitə]23temperaturen.温度['tempəritʃə]24temperaturen.温度['tempəritʃə]2degreesCelsius摄氏度

[di'ɡri:z'selsiəs]25degreesCelsius摄氏度

[di'ɡri:zrise

[raɪz]

上升26rise[raɪz]

上升26fall[fɔ:l]v.降落,落下27fall[fɔ:l]v.降落,落下27Temperaturewillriseto12degreesCelsiusintheday.白天气温将会上升到12摄氏度。28Temperaturewillriseto12deNighttemperaturewillfallto4degreesCelsius.夜间气温将会下降至4摄氏度。29Nighttemperaturewillfallto[‘autluk]n.前景，展望theoutlookfor…对于……的前景outlook30[‘autluk]n.前景，展望theoutlookfoListentotherecording,andthenanswerthisquestion:Whatwilltheweatherbelikenextweek?听录音，然后回答问题：下周天气会怎么样？31Listentotherecording,andt3232Picture1Andnowit'sfivetonine,andtimefortheweatherforecast.Let'sgoovertoCarlaDaneattheLondonWeatherCenter.Carla.Announcer:

33Picture1Andnowit'sfivetoPicture2ThanksJohn,andgoodmorning!Lastmonthwasunusuallycoldanddry.Butallthatwillchangeinthenextfewdays.Weatherforecaster:

34Picture2ThanksJohn,andgoodPicture3Fromtoday,thewindwillblowfromthesouthwest.ItwillbringinwarmairfromtheAtlantic.Andwe'llhavesomerain.Weatherforecaster:

35Picture3Fromtoday,thewindPicture4Rainwillcomeingraduallyfromthesouthwestthisevening.Thewholecountrywillhavesomerainshowersinthenextthreedays.someofthemwillbeheavy.weatherforecaster:

36Picture4RainwillcomeingraPicture5Temperatureswillriseto12degreesCelsiusintheday.Nighttemperatureswillfallto4degreesCelsius.Itwillfeelcoldoverthehills.Weatherforecaster:

37Picture5TemperatureswillrisPicture6Andtheoutlookfornextweekend:thethreew's—warm,wetandwindy.Andthat'syourweatherforecast.BacktoJohnatthestudio.Weatherforecaster:

38Picture6AndtheoutlookfornLESSON42Pronunciation语音Weakforms:prepositions.英语中的介词常弱读，特别是最常见的介词of,for,from和at。当它们弱读时，或在短语的开头或者中间时，元音通常（但非一定）弱读为短元音/ə/。39LESSON42Pronunciation语音Weakmove[mu:v]

vt.&vi.移动;搬动40move[mu:v]

vt.&vi.移动;搬动40yet[jet]

adv.还,尚,仍然41yet[jet]

adv.还,尚,仍然41last[lɑ:st]

adv.最近一次的，延续;继续；42last[lɑ:st]

adv.最近一次的，延续;继续train[trein]

n.列车,火车；43train[trein]

n.列车,火车；43will引导的一般将来时:表示将来发生的动作或存在的状态，最基本的结构：will+动词原形

肯定句：主语+will+动词原形+（宾语）+其他

Somedaypeoplewillgotothemoon.否定句：在will的后面加not即可。willnot可缩写为won’tTheywon’tusebooks.44will引导的一般将来时:表示将来发生的动作或存在的状态，一般疑问句：把will提到句子主语之前，结尾变问号。Willstudentsgotoschoolinthefuture?特殊疑问句：特殊疑问词+will+主语+动词原形+其他？Whatwillyourdreamschoolhave?45一般疑问句：45“Therebe”句型的一般将来时肯定句：

Therewillbe+名词+其他成份[注意]：无论后面加单数名词或复数形式，be都必须用原形。Therewillbeonlyonecountry.否定句：在will后面加not.Therewon’tbeonlyonecountry.46“Therebe”句型的一般将来时46一般疑问句：把will提到there之前。Willtherebeonlyonecountry?Yes,therewill./No,therewon’t.注意：在口语中，所有人称都可以用will.47一般疑问句：注意：在口语中，所有人称都可以用will.47一般将来时的主要用法：

1、表示将来某一时刻的动作或状态：

Wewillcometoseeyouthedayaftertomorrow.Therewillbeawonderfulshownextweek.2、表示将来某一段时间内经常的动作或状态：

Thestudentswillcomeandworkinthelabonceaweek.Wewillcomeandworkinthisfactoryeveryyear.48一般将来时的主要用法：1、表示将来某一时刻的动作或状态：48Let'spractice：GuidedConversation.对话练习。P4549Let'spractice：GuidedConversa今天晚上我将会打电话给你。将来，学生将会使用电脑学习。我们今天下午没有空。她不会听我的.Iwillcallyouthisevening.StudentswillusecomputerstolearninthefutureWewon`tbefreethisafternoon.Shewillnotlistentome.50今天晚上我将会打电话给你。Iwillcallyout当天气变冷的时候，鸟类不会飞去南边我想下个夏天北京的天气将会非常热。他将会使用他的笔将会有大雨和大风天气。Thebirdswon`tflyawaytothesouthwhentheweatherturnscold.IthinkitwillbeveryhotinBeijingnextsummer.Hewillusehispen

Willtherebeheavyrainandstrongwinds?51当天气变冷的时候，鸟类不会飞去南边Thebirdswon肯定否定一般疑问回答Iwillhavemanypresents.Iwon`thavemanypresents.WillIhavemanypresents?Yes,Iwill.No,Iwon`t.Hewilldodulljobs.Hewon`tdodulljobs.Willhedodulljobs?Yes,hewill.No,hewon`t.Therewillbeacomputerinit.Therewon`tbeacomputerinit.Willtherebeacompuerinit.Yes,therewill.No,therewon`t.Theywilldoheavywork.Theywon`tdoheavywork.Willtheydoheavyw