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1、Unit7What’sthehighestmountain intheworld?（Period1SectionA1a-1b）佛崖初级中学杨永红Warm-up1Presentation2SummaryHomework43Doyouknowtheseplaces?Warm-upFreetalkQomolangmaTheSaharaTheCaspianSeaTheNileAskandanswerDoyouknowhowhighisQomolangma?It’s8844.43metershigh.PresentationDoyo
2、uknowhowlongistheNile?It’smorethan6600kilometerslong.DoyouknowdeepisTheCaspianSea?It’s1,025metersdeep.DoyouwhatsizeisTheSahara?It’sabout9,600,000squarekilometersinsize.1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepThe
3、CaspianSea6,671kilometerslongTheNile8,844.43metershigh表示某物体多长、多高、多深用：数词+表示单位的名词+形容词464844fourhundredandsixty-foureighthundredandforty-fourhundredLargenumbersonethousandonethousandandtwenty-fivesixhundredthousandthousand1,0001,025600,0001,000,000onemillion9,600,000
4、ninemillionsixhundredthousandmillion169,800,450.12onehundredandsixty-ninemillionLargenumbersmillionthousandeighthundredthousandfourhundredandfiftypointonetwopoint1b.ListenandcompletethesentencesQomolangmais_______thananyothermountainintheworld.TheSaharais_________
5、___desertintheworld.TheCaspianSeais_____________ofallthesaltlakes.TheNileis____________riverintheworld.higherthebiggestthedeepestthelongest描述最......的事物有两种表述方式：1.用“the+形容词或副词的最高级”表示： 例如：ShanghaiisthebiggestcityinChina. ShanghaiisthebiggestofallthecitiesinChina.2.用“
6、形容词或副词的比较级+than+anyother+单数名词”表示： 例如：ShanghaiisbiggerthananyothercityinChina.Summary1.大数字的读法:hundred,thousand,million(point)2.描述最……的事物的两种方式:用“the+形容词或副词的最高级形式”表示用“形容词或副词的比较级+than+anyother+单数名词”表示这座桥有300米长。thebridgeis______________.2.读数字123,269.67432,751,0313.Tom是我
7、们班最高的学生。Tomis__________studentinourclass.Exercise300meterslongthetallestOnehundredandtwety-threethousandtwohundredandsixty-ninepointsixsevenFourhundredandthirty-twomillionsevenhundredandfifty-onethousandthirty-oneHomework：完成练习册page74第1题
