英语人教版八年级下册Unit 7 section A.pptx

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1、Unit7What'sthehighestmountainintheworld?SectionA1a—2cMiaoanmiddleschoolLiJiaojiaoDoyouknowtheseplaces?QomolangmaQomolangmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowallyearround.It’s8844.43high,thehighestintheworld.It’s26kilometerslong.TheNileisthelongestriverintheworld.It’smoreth

2、an6600kilometerslong.Itrunsthrough9countries,andrunsintotheMediterraneanSea(地中海)intheend.theNiletheCaspianSeaTheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope.TheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica,climateconditions（气候环境）areverybad,isoneo

3、ftheearth'smostnotsuitableforbiologicalsurvival(生物的生存）.theSaharaPresentationsquaren.平方metern.米deepadj.深的desertn.沙漠populationn.人口Asian.亚洲tourv.n.旅行touristn.旅行者walln.墙amazingadj.令人大为惊奇的ancientadj.古代的wideadj.宽的；宽阔的1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025me

4、tersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1.25-onepointtwofive350-threehundredandfifty15,560–fifteenthousandfivehundred(and)sixty2,450,000–twomillionfourhundred(and)fiftythousand1,200,450,000-onebilliontwohundredmillion(and)fourhundredfiftythousand英语表示“有多长（宽，高……）”时，一般将数词和数

5、量单位放在表示长宽高的形容词前作状语。e.g.Thewallis1.7metreswide.ExplainationHowwideisthewall?1bListenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebigg

6、estthedeepestthelongestQomolangmais_higher_thananyothermountainintheworld.Practice:Qomolangmais_higher_thantheothermountainsintheworld.Qomolangmais_thehighest_mountainintheworld.1cUsetheinformationin1btomakeconversations.Whatisthehighestmountainintheworld?Qomolangma.A:What'sthehighestmountainint

7、heworld?B:Qomolangma.A:HowhighistheQomolangma?B:It’s8,844.43metershigh.Practice2aListenandnumberthefacts(1-4)intheorderyouhearthem.___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilometerslong.___Chinahasth