初中英语外研社课标版七年级上册(2012)-X-八(下)Unit-7-Section-A-1-公开课.ppt

Unit7What’sthehighestmountainintheworld?SectionA1a-1c八年级(下)

Presentationsquaren.平方metern.米

deepadj.深的desertn.沙漠

What’sthehighestmountainintheworld?Howhighisit?Doyouknow?

QomolangmaQomolangmaisthehighestmountainintheworld.Itis8,844.43metershigh.

Whatdoyouknowaboutthefollowingnumbers?1,025metersdeepTheCaspianSea（里海）

6,671kilometerslong

9,600,000squarekilometersinsizeTheSahara（撒哈拉沙漠）

ObjectivesTolearntocomparefacts.Tolearntoexpresslargenumbers.Tolearntotalkaboutgeographyandnature.Tolearnnewwords:square,meter,deep,desert…

LanguageGoal:Talkaboutgeographyandnature

Qomolangma about9,600,000squarekilometersinsize TheSahara 1,025metersdeep TheCaspianSea 6,671kilometerslong TheNile 8,844.43metershigh 1aMatchthefactsyouknow.

1.Qomolangmais________thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais__________ofallthesaltlakes.4.TheNileis___________riverintheworld.1bListenandcompletethesentences.higherthebiggestthedeepestthelongest见视频SectionA1b

1cUsetheinformationin1btomakeconversations.A:Whatisthehighestmountainintheworld?B:Qomolangma.

A:Whatisthebiggestdesertintheworld?B:Sahara.A:Whatisthedeepestsaltlakeintheworld?B:Caspiansea.Pairwork

A:Whatisthelongestriverintheworld?B:Nile.

一、写出下列单词的比较级和最高级。1.good2.comfortable3.big4.happy5.cheap6.many7.difficult8.littleExercises

1.good2.comfortable3.big4.happy5.cheap6.many7.difficult8.littlebetterbestmore～most～biggerbiggesthappierhappiestcheapercheapestmore