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1、Unit7Whatisthehighestmountainintheworld?SectionA1a--2cWhichisthehighestmountainintheworld?Whichisthelongestriverintheworld?WhichisthelongestriverinChina？…Doyouknow?ObjectivesTolearntocomparefactsTolearntoexpresslargenumbersTolearntotalkaboutgeographyandnatureTolearnnewwords:square
2、,meter,deep,desert,population,AsiaQomolangmatheNiletheCaspianSeatheSaharatheYangtzeRivertheYellowRiversquaremeterdeepdesertpopulationAsia珠穆朗玛峰尼罗河里海(世界最大的咸水湖)撒哈拉沙漠长江黄河n.平方；正方形n.米；公尺adj.深的；纵深的n.沙漠n.人口；人口数量n.亚洲Newwords:Whatisthebiggestdesertintheworld?Whatisthelongestriverintheworld?
3、TheNile.mp4Whatisthedeepestlakeintheworld?CaspianSea.mp4Whatisthehighestmountainintheworld?Qomolangma.mp4主语be动词数词单位名称+形容词Qomolangmais8,844.43metershigh（高度）主语be动词数词单位名称TheSaharais9,600,000squarekilometers（面积）主语be动词数词单位名称+形容词TheCaspianSeais1,025metersdeep（深度）主语be动词数词单位名称+形容词TheNilei
4、s6,671kilometerslong（长度）.在谈论物体的长度、高度、深度、宽度等时，多用形容词high/tall,long,deep(深的),wide（宽的）等。常用句型有：⑴Howhigh/tall/long/wide/deep…+is+主语?⑵It’s+数量+high/tall/long/wide/deep.如①----Howhighisthebuilding?----It’sabout100meterstall.②----Howtallisthebridge?----Morethan15meterstall.1a.Matchthefactsyo
5、uknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1.Qomolangmais________thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais__________ofallthesaltlakes.4.TheNilei
6、s___________riverintheworld.1b.Listenandcompletethesentences.higherthebiggestthedeepestthelongest其他任何一个+单数名词Task1AnswermyQQfriend---Mike’squestions.AlmaAlmaMikeMikeThisisMike.Howareyou,Alma?MikeAlma,whatisthehighestmountainintheworld?AlmaI’mfine.AlmaIt’sQomolangma.I’mfine.It’sQomo
7、langma.AlmaMikeMike:Whatisthehighestmountainintheworld?Alma:It’sQomolangma.Mike:Howhighisit?It's8,844.43metershigh.AlmaAlma:It's8,844.43metershighMikeA:Whatisthehighestmountainintheworld?B:It'sQomolangma.A:Howhighisit?B:It's8,844.43metershigh.Qomolangma8,844.43metershighTalkaboutg
8、eographyandnaturePairwork:TheSaha
