英语人教版八年级下册Unit7 Section A(1a-1c).ppt

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1、Mount Gui is a famous place of interest in Heyuan.Its very high,and its the hightest mountain in Heyuan.Mount GuiDo you know the name of the mountain?Unit7 Whats the highest Unit7 Whats the highest mountain in the world?mountain in the world?Section A 1a-1cSection A 1a-1cLearning aims：Let the studen

2、ts learn about superlative.(学习形容词，副词的最高级)Let the students learn how to express the height,the length,the depth and size of something in English.（学习如何用英语表达事物的高度，长度，深度和大小）Let the students master the new words and phrases of this lesson.(掌握新课的词汇和短语)Let the student master the number structures.(掌握数字的结构)

3、To improve students listening ability.(提高听力能力)PreviewPreview请根据中文意思写出下列重点单词及短语。请根据中文意思写出下列重点单词及短语。1._ n.平方；正方形平方；正方形2._ n.米；公尺米；公尺 3._ adj.深的；纵深的深的；纵深的4._ n.沙漠沙漠1.5._ 所有的盐湖所有的盐湖2.6._ 平方千米平方千米7._ 最高的山最高的山 square skwe meter mi:t(r)desert dezt deep dipthe highest mountainsquare kilometerall the salt la

4、kesIts _mountain in the world.Qomolangma tmlm珠穆朗玛峰the highestIts _river in the world.the Nile nal 尼罗河the longestIts _ salt lake in the world.the Caspian Sea kspn里海里海the deepestIts the deepest of all the salt lakes.Its _desert in the world.the Sahara sh:r撒哈拉沙漠撒哈拉沙漠the biggestRead them by yourselves,m

5、ake sure to understand them well and can read them fluently.(Play attention to the red phrases and try to understand the sentence structures)Qomolangma is the highest mountain in the world.The Nile is the longest river in the world.The Caspian Sea is the deepest of all the salt lakes.The Sahara is t

6、he biggest desert in the world.主语主语+be+the+adj最高级最高级+名词单数名词单数+in/of Listen and complete the sentences1.Qomolangma is _ than any other mountain in the world.2.The Sahara is _ desert in the world.3.The Caspian Sea is _ of all the salt lakes.4.The Nile is _ river in the world.higherthe biggestthe deepe

7、stthe longest1bCan you read the numbers?25125 1,1251,125,0001,0256，6719,600,0008,844.43one thousand and twenty-fivesix thousand six hundred and seventy-onenine million six hundred thousandeight thousand eight hundred and forty-four point four threeone million one hundred and twenty-five thousandone

8、thousand one hundred and twenty-fiveone hundred and twenty-fivetwenty-fivemillion thousandQomolangma about 9,600,000 square kilometers in sizeThe Sahara 1,025 meters deepThe Caspian Sea 6,671 kilometers longThe Nile 8,844.43 meters high 1a.Match the facts you know.A:What is the highest mountain in t

9、he world?B:Qomolangma.A:How high is it?B:Its 8,844.43 meters high.1c.Use the information in 1b to make conversations.A:What is _in the world?B:_.A:How _ is it?B:Its _.Summarysquare n.平方；正方形平方；正方形 meter n.米；公尺米；公尺deep adj.深的；纵深的深的；纵深的 desert n.沙漠沙漠the highest mountain最高的山最高的山square kilometer平方千米平方千米all the salt lakes所有的盐湖所有的盐湖 Qomolangma is the highest mountain in the world.The Nile is the longest river in the world.The Caspian Sea is the deepest of all the salt lakes.The Sahara is the biggest desert in the world.HomeworkCopy the new words.完成课堂点睛P60(一)的练习题。预习2a-2d以及课文P52的内容。复习形容词、副词比较级和最高级的用法。