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1、Unit7What'sthehighestmountainintheworld?SectionA1a—1cByLiTingliJiaoziSnowMountain4,247metershighWhatisthehighestmountainintheworld?Whatisthelongestriverintheworld?Whatisthedeepestsaltlakeintheworld?Whatisthebiggestdesertintheworld?Activity1QomolangmaTheNileTheSahara
2、TheCaspianSeaQomolangmaTheNileTheSaharaTheCaspianSea9,600,000squarekilometres6,671kilometers1,025meters8,844.43metershighlongdeepinsizeQomolangmais8,844.43metershigh.1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCasp
3、ianSea6,671kilometerslongTheNile8,844.43metershighComparethesethreemountains.Activity2Ais比较级thanB.最高级最高级(用于三者或三者以上的比较):Structure:the+形容词的最高级＋of/in...Eg.LiLeiisthetallestboyofourclass.JiaoziSnowMountainisthehighestmountaininLuquan.Whatisthehighestmountainintheworld?Q
4、omolangma.Itis8,844.43metershigh.QomolangmaTheNileTheSaharaTheCaspianSea9,600,000squarekilometersinsize6,671kilometerslong1,025metersdeep8,844.43metershighTeacher: Yesterday, we learned some important geographicalfacts.Ihope you all still remember them. I'm going to
5、 test you now byaskinga few questions. First, what's the highest mountain in the world?Boy2:!It’s higher than any other mountain in the world.Teacher: That's right. And who can tell me what the Sahara is?Girl 1:is the biggest desert in the world.Teacher: Very good.
6、And which is the deepest salt lake in theworld?Girl2:is the deepest of all the salt lakes.Teacher: You're all so smart! Now, for the last question, which isthelongest river in the world?Boy 1: I know!is the longest river in the world.Boy2: And the Amazon is the seco
7、nd longest river in the world.Teacher: It seems that you know the answers to all my questions. Good job!QomolangmaTheNileTheCaspianSeaTheSahara1bListenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertintheworl
8、d.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestHomeworkA:Tomemor
