英语人教版八年级下册unit 7 课件.ppt

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1、Unit7What'sthehighestmountainintheworld?SectionA1a~2dsquaren.平方；正方形metern.米；公尺deepadj.深的；纵深的desertn.沙漠populationn.人口；人口数量Asian.亚洲feelfree（可以）随便（做某事）tourn.&v.旅行；旅游touristn.旅行者；观光者walln.墙amazingadj.令人大为惊奇的；令人惊喜（或惊叹）的ancientadj.古代的；古老的protectv.保护；防护wideadj.宽的；宽阔的

2、asfarasIknow就我所知NEXTsquaren.平方；正方形Canyoudrawacirclewithinasquare?你能在正方形里画一个圆圈吗?BACKdeepadj.深的；纵深的Theriverinourvillageisdeeperthanbefore.我们村子里的小河比以前更深了。【拓展】long长；wide宽；high/tall高；far远的BACKtourn.&v.旅行；旅游touristn.旅行者；观光者【辨析】journey，tour，trip和travel①journey指（海、陆、空

3、）长途旅行，含有辛苦的意思；②tour指途中作短期逗留的巡回旅行，强调游览多处，常指观光等；③trip通常指往返定时的短途旅行，如出差度假等；④travel多指长期或长途的观光旅行，尤其指到国外。BACK1aMatchthefactsyouknow.WarmingupQomolangmaQomolangmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowalltheyearround.It’s8,844.43high,thehighestinthe

4、world.It’s26kilometerslong.TheNileTheNileisthelongestriverintheworld.It’s6,671kilometerslong.ItrunsthroughninecountriesandrunsintotheMediterraneanSea(地中海)intheend.TheCaspianSeaTheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope.TheSah

5、araTheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica.Theclimateconditionsareverybad.TheSaharaisoneoftheearth’smostnotsuitableforbiologicalsurvival.TheYangtzeRiverTheYangtzeRiveristhethirdlongestriverintheworld,thefirstAsianrivers.It’s6211.31

6、kilometerslong.ItrunsintotheEastSeainShanghaifinally.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1bListenandcompletethesentences.1.Qomolangmais______thananyothermountaininthewor

7、ld.2.TheSaharais____________desertintheworld.higherthebiggest3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.thedeepestthelongestPairwork1cUsetheinformationin1btomakeconversations.A:Whatisthehighestmountainintheworld?B:Qomola

8、ngma.A:Whatisthelongestriverintheworld?B:TheNile.A:Whatisthelargestlakeintheworld?B:TheCaspianSea.A:Whatisthelargestdesertintheworld?B:TheSahara.Listening2aListenandnumberthefacts[