英语人教版八年级下册Unit7-SectionA-1a-2d培训讲学

英语人教版八年级下册Unit7-SectionA-1a---2d（Let’sgotravelling）Travelaroundtheworld行程一：First,let’sgoabord(出国）Let’stravelaroundtheworld.

TheSaharaisthebiggestdesertintheworld.It’sabout9,600,000squarekilometers平方公里insize

.Itislocatedin坐落在thenorthernAfrica非洲北部,climate[klaɪmət]conditions气候条件areverybad.

TheSahara[sə'hɑ:rə]

撒哈拉沙漠square平方；广场eg:Tian’anMenSquare

TheCaspianSea[kæspiən]里海TheCaspianSeaisthedeepestlakeofallthesaltlakes所有的咸水湖中intheworld.It’s1,025metersdeep

深.Itliesin位于theborder边界betweenAsia亚洲andEurope欧洲.TheNile

isthelongestriverintheworld.It’sabout6,671kilometerslong.ItisinAfrica非洲andrunsinto注入theMediterranean[meditəreinjən]Sea(地中海)intheend.

TheNile[naɪl]尼罗河Qomolangma[tʃəuməulɑ:ŋmə]珠穆朗玛峰

Qomolangma

runsalongtheborder边界betweenChinaandNepal尼泊尔.Itiscoveredwithsnowalltheyearround.It’s8,844.43metershigh.It’sthehighestmountainintheworld.It’s26kilometerslong.

zxxktheSaharathebiggestdesertintheworldtheCaspianSeathedeepestofallthesaltlakestheNilethelongestriverintheworldQomolangmathehighestmountainintheworldQuestiontime:36，500,435,478

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↓billion十亿）million百万thousand千Canyoureadthesenumbers?8,844.436,6711,0259,600,000千位及千位以上数字的表达：以三位数为一个单位，每三位数用“，”隔开1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1bListenandcompletethesentences.1.Qomolangmais_________thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais___________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestListeningskills:beforelistening,readandtrytopredict(预测）.观察与思考14years

old8,844meters

high9,600,000squarekilometersinsize1,025metersdeep6,300kilometerslongFillintheblanks.1.这张桌子两米长，一米宽。

and___________________2.这座山有1500米高。3.这栋楼120米高。4.这本字典有五厘米厚。5.这个湖有多深？125米深。Thetableis__________________Themountainis_________________Thebuildingis___________________Thedictionaryis____centimeters______________isthelake?It’s________________twometerslong

onemeterwide.1,500metershigh.120meterstall.fivethick.Howdeep125metersdeep.likethis:A:Whichplacedoyoulikebest?B:…A:Whydoyoulikeit?B:Becauseit’s…intheworld.1CPairworktheSahara

-------thebiggestdeserttheCaspianSea

------thedeepestsaltlaketheNile

------thelongestriverQomolangma------

thehighestmountain行程二：Nowlet’scomebacktoourmotherland---ChinaChinahasalonghistory,it’sover5,000yearsold.TheYangtzeRiver长江andtheYellowRiverareimportanttous.populationn.人口Asian.亚洲Asianadj.亚洲的亚洲人（的）形容人口数量多或少时用big/large/small，对人口数提问时用“what”,如：What’sthepopulationofChina?MikeisfromtheUSA,hewantstoknowalotmoreaboutChina.Listeningskills:Readandtrytocatchthemainwords.2aListenandnumberthefacts[1-4]intheorderyouhearthem.__TheYangtzeRiverisabout_____kilometerslongandtheYellowRiveris_______kilometerslong.__Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.__Chinaisover______yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_____yearsold.__ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.2aListenandnumberthefacts[1-4]intheorderyouhearthem.14322b:Lookatthesenumbersandtrytoreadthem.6,3005,0005,464300sixthousandthreehundredfivethousandfourhundredandsixty-fourfivethoudsandthreehundredListeningskills:readandtrytopredict(预测）beforelistening.2b

Listenagainandfillintheblanksin2awiththenumbersinthebox.2b

Listenagainandfillintheblanksin2awiththenumbersinthebox.

4TheYangtzeRiverisabout_____kilometerslongandtheYellowRiveris_______kilometerslong.2Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.1Chinaisover______yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_____yearsold.3ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.6,3005,4645,0003006,3005,0005,4643002c:Pairwork:Usetheinformationin2a.Likethis:A:

DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Mike:Yes,it’smucholderthanmycountry.Mike:Hi,I’mMike.I’mfromtheUnitedstates.Boy:Welcometoourclass,Mike.We’rehappytomeetyou.Mike:CanyoutellmeabitmoreaboutChina?Girl:Sure!DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Mike:Yes,Idid.It’smucholderthanmycountry-infact,theUnitedStatesisoneoftheyoungestcountriesintneworld.It’snoteven300yearsold.Boy:AndChinahasthelargestpopulation,too.It’salotbiggerthanthepopulationoftheUnitedStates.Mike:ButChinaisaboutthesamesizeastheUS,right?Girl:Yes,andit’sthebiggestcountryinAsia.Wealsohavesomefamousrivers.TheYangtzeRiveristhelongestriverinAsia.It’sabout6,300kilometerslong.Mike:Wow,Ididn’tknowthat.IthoughttheYellowRiverwaslonger.Boy:No,theYellowRiveris5,400kilometerslong.ButbothriversareveryimportanttoChina.Groupwork

Groupwork:Asurvey小组内讨论谁最高、最矮、最细心、最懒、最活跃……并找一人汇报。NameThetallestThemostcarefulTheshortestThemostoutgoing………Report:Inourgroup,…isthe…But…isthe…

中国的长城共有近一万公里，东起河北秦皇岛的山海关，西到嘉峪关，这是明代修筑长城的两个最大关口，北京境内的长城有600余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。TheGreatWall

Pleasereadtheconversationin2d.What'stheconversationabout?It'saboutatourtotheMingGreatWall.1.Whichisthebiggestman-madeobjectsintheworld？2.WhichisthemostfamouspartoftheMingGreatWall?Readagainandanswerthequestionsin2d.3.HowlongistheMingGreatWall?4.Whatdoestheguidesayaboutthewall?1.Whichisthebiggestman-madeobjectsintheworld？2.WhichisthemostfamouspartoftheMingGreatWall?TheGreatWall.Badaling.Readagainandanswerthequestionsin2d.3.HowlongistheMingGreatWall?4.Whatdoestheguidesayaboutthewall?It'sabout8,850kilometerslong.It'squitetallandwide.It'sthelongestwallintheworld.Theancientemperorsbuiltittoprotecttheirpartsofthecountry.Therearenoman-madeobjectsasbigasthis.BadalingisthemostfamouspartoftheMingGreatWall.1.Feelfreetoaskmeanythingontoday'sGreatWalltour.在今天的长城游中，大家尽管问我任何问题，不要拘束。

feelfree

不要拘束。feelfreetodosomething,无需拘束做某事e.g.A:CanIuseyourbathroom?

我可以用一下你的卫生间吗？B:Yes,feelfree.可以，请随意。Languagepoints2.AsfarasIknow,therearenoman-madeobjectsasbigasthis.据我所知，再没有像它这样大的人造物体了。asfarasIknow是一个固定的表达方式，还可以说sofarasIknow，意思是“据我所知”。例如：AsfarasIknow,Jack’sgottwinsisters.就我所知，杰克有一对孪生姐妹。They‘renotcomingtoday,sofarasIknow.他们今天不来了—就我所知是这样的。I.单项选择1.Mybrotheris_____moreoutgoingthanme.A.manyB.littleC.much2.October12thwasoneof______daysin2008.Shenzhou-VIIwaslaunched(发射）successfully.A.excitingB.moreexcitingC.themostexciting3.Whichcityis______,Beijing,ShanghaiorFuzhou?A.beautifulB.morebeautifulC.themostbeautifulPracticemakesperfect

4.Mobilephonesareverypopul