2023學(xué)年完整公開課版八下7SectionA2a2d

Unit7SectionAPeriod1(2a-2d)What’sthehighestmountainintheworld?Unit7What’sthehighestmountainintheworld?Unit7What’sthehighestmountainintheworld?What’sthehighestmountainintheworld?Unit7What’sthehighestmountainintheworld?Unit7What’sthehighestmountainintheworld?Unit7ObjectivesReviewtheadjectivesAdverbscomparativeandsuperlativeusage

復(fù)習(xí)形容詞、副詞比較級及最高級的用法。TolearntheGreatWallTolearnnewwordsThetopoftheworld世界之最QomolangmaWhat'sthehighestmountainintheworld?[?t??um?u?lɑ:?m?]珠穆朗瑪HowhighisQomolangma?Itis8,844.43metershigh.theSaharaWhat'sthebiggest

desert沙漠intheworld?[s?'hɑ:r?]撒哈拉HowbigistheSahara?Itisabout9,600,000squarekilometers

insize.theCaspianSeaWhat'sthedeepestsaltlakeintheworld?[?k?spi?n]里海HowdeepistheCaspianSea?Itis1,025metersdeep.theNileWhat'sthelongestriverintheworld?尼羅河[nail]HowlongistheNile?Itis6,671kilometerslong.theAmazonRiver

['?m?z?n]亞馬孫河TheAmazonRiveristhe_______________riverintheworld.(long)secondlongestthePacificOcean[p??s?f?k][?o??n]太平洋ThePacificOceanisthe_________oceanintheworld.(big)biggesttheoldestintheworld?WhichcountryisChinaisoneoftheoldestcountriesintheworld.EgyptIndiaBabylonThetopofChina中國之最Whichcountryhasthebiggestpopulationintheworld?ThepopulationofChinaisabout1.4billion(十億).最多的人口WhatisthepopulationofChina?WhatisthelongestriverinChina?TheYangtzeRiver

長江ItisalsothelongestriverinAsia.WhatisthesecondlongestriverinChina?TheYellowRiver

黃河

Listenandnumberthefacts(1-4)intheorderyouhearthem.

6,3005,0005,464300___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover___yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.

2a6,3005,0005,464300sixthousandandthreehundredfivethousandfourhundred

andsixty-fourfivethoudsandthreehundred1432__TheYangtzeRiverisabout_____kilometerslongandtheYellowRiveris_____kilometerslong.__Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.__Chinaisover_____yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven____yearsold.__ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.6,3005,4645,0003006,3005,000

5,464

3001432Listenagainandfillintheblanksin2awithnumbersinthebox.2bWhatisthelongest

wallinChina?TheGreatWall長城n.墻Itisman-made人造的.Readandanswer.2d1.HowlongisthepartfromtheMingDynasty?明朝

It’sabout8,

850kilometerslong.2.Whydidtheancientemperors古代皇帝

buildthewall?Themainreasonwastoprotecttheirpartofthecountry.

1.Therelationshipbetweenthespeakersisateacherandstudents.2.Thereareman-madeobjectsasbigas

theGreatWall.3.

ThemostfamouspartoftheGreatWallisBadalingpart.FFT2dReadagainandchooseT\F.aguideandtouristsno隨便（做某事）feelfreetodosth長城游GreatWalltour明朝theMingDynasty那真令人驚嘆That'samazing!古代皇帝ancientemperors主要原因themainreason正如你看到的asyoucansee又高又寬tallandwide據(jù)我所知asfarasIknow人造物體man-madeobjects

FindoutthesephrasesGuide導(dǎo)游:

Feelfreetoaskmeanythingontoday’sGreatWalltour.Tourist1游客：Howlongisthewall?Guide：Ah,themostpopularquestion!Ifwe’reonlytalkingaboutthepartsfromtheMingDynasty,it’sabout8,850kilometerslong.Thismakesitthelongest

wallintheworld.2d.Role-playtheconversation.Tourist2:Wow,that’samazing!Whydidthe

ancientemperorsbuildthewall?Guide:Themainreasonwastoprotecttheirpartofthecountry.Asyoucansee，

it’squitetallandwide.AsfarasIknow,therearenoman-madeobjectsasbigasthis.Tourist3:IsBadalingpartoftheMingGreatWall?Guide:Yes,it’sthemostfamouspart.HewhodoesnotreachtheGreatWallisnotatrueman.3.Nooceanintheworldisas_____asthePacificOcean太平洋.4.AlthoughJapanis_______than Canada,itis_______smaller.bigmuchpopularlongoldhigh1.TheAmazonRiver