英语人教版八年级下册Unit7 Section A 1a-1c.ppt

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1、Unit7What’sthehighestmountainintheworld?（Period1SectionA1a-1c）Qomolangma[tʃəʊməʊlɑːŋmə]TheNile[naɪl]TheCaspianSea['kæspɪən]TheSahara[sə'hɑ:rə]Newwords1.Qomolangma[tʃəʊməʊlɑːŋmə]n.珠穆朗玛峰2.TheNile[naɪl]尼罗河3.TheCaspianSea['kæspɪən]里海4.TheSahara[sə'hɑ:rə]撒哈拉沙漠5.squaremeter平

2、方米6.desertn.沙漠7.saltlake盐湖8.insize面积9.35NumberGame3001256719483,000464844fourhundredandsixty-foureighthundredandforty-fourhundredLargenumbersonethousandonethousandandtwenty-fivesixhundredthousandthousand1,0001,025600,0001,000,000onemillion9,600,000ninemillionsixhundred

3、thousandmillion169,800,450.12onehundredandsixty-ninemillionLargenumbersmillionthousandeighthundredthousandfourhundredandfiftypointonetwopointQomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1

4、a.Matchthefactsyouknow.1.Qomolangmais________thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais__________ofallthesaltlakes.4.TheNileis___________riverintheworld.1b.Listenandcompletethesentences.higherthebiggestthedeepestthelongest=

5、theothermountains…8,844.43metershigh.…8,844.43米高…metershigh(long,wide…)……米高（长，宽……)英语表示“有多长（宽，高……）”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。e.g.Thewallis1.7metreswide.Explaination1c.Usetheinformationin1btomakeconversations.A:Whatisthehighestmountainintheworld?B:Qomolangma.A:Whatisth

6、ebiggestdesertintheworld?B:Sahara.A:Whatisthedeepestsaltlakeintheworld?B:Caspiansea.PairworkA:Whatisthelongestriverintheworld?B:Nile.HomeworkRecitethenewwordslearnedinthisclass.Readthetapescriptsinthemorning.