資源簡介 (共26張PPT)人教版英語 八年級下冊Unit 7 What’s the highest mountain in the world Section A (1a-1c)Teaching objectivesBy the end of the class, you will be able to1、Use the new words and phrases correctly.(正確使用下列單詞和詞組;) Square, meter, deep desert ,population , in size , in the world, any other.2、 Express large numbers.(掌握表達較大的數字;)3、 Apply different forms of competitives and superlatives with adjectives to talk about geography and nature.(使用形容詞的比較級和最高級形式談論地理和自然。)235876600220,,2358 7660 0220兩千三百五十八億七干六百六十萬零二百二十Do you know how to say this string(串)of number in Chinese step1 Leading-in220hundred 百thousand 千million 百萬billion 十億600,76,235,8Do you know how to say this string(串)of number in English 大于一千的基數詞英語表達法1從數字的右端向左數,每三位數加一個逗號;2第一個逗號前的數為thousand(千),第二個逗號前的數為million(百萬),第三個逗號前的數為billion(十億);3讀的時候,通常在hundred 后面加and,如果百位數為0,則在thousand后面加and讀一讀2,674two thousand six hundred and seventy-four164,213,403one hundred and sixty-four million, two hundred and thirteenthousand, four hundred and three18,357,089eighteen million, three hundred and fifty-seven thousand,and eighty-nine3,674.09two thousand six hundred and seventy-four point zero nineCan you guess where our teacher is enjoying natural beautiful scenes step 2 Warm-upLongnan is a beautiful city with a history of more than 2,400 years.It's about 1,641 square kilometers in size面積The population of Longnan is about 338,200.人口千米[skwe ]Mountain Jiulian is the highest mountain in Longnan.It's about 1,840 meters high.=MountainJulian is higher than any other mountain in Longnan=MountainJulian is higher than the other mountains in Longnan=It's about 1,840 meters in height.the highest mountainWhat's the highest mountain in the world Step3 pre-listeningHow high is Qomolangma It's 8,844.43 meters high.[ t m lɑ m ]the biggest desertWhat's the biggest desert in the world How large is the Sahara It's about 9,600,000 square kilometers in size.[s 'hɑ:r ]the deepest salt lakeWhat's the deepest salt lake in the world How deep is the Caspian Sea It's 1,025 meters deep.['k sp n][di p]the longest riverWhat's the longest river in the world How long is the Nile It's 6,671 meters long.[na l]1a Match the facts you know.Step4 pre-listening(p49)Qomolangma 8,844.43 meters highThe Sahara about 9,600,000 square kilometers in sizeThe Caspian Sea 1,025 meters deepThe Nile 6,671 kilometers long英語表達 長、寬、高、深、面積的表達方法:1、基數詞 + 單位詞 + 形容詞(long, wide, high, deep等)2、基數詞 + 單位詞 + in + 名詞(length,width, height, deepth 等)如何詢問:A: How high/long/deep/large/wide is it B: It’s+數詞+數量單位+high/long/deep/large/wideRead the sentences.26cm18.5cm5.2cmUse the information to make conversations.A: Howhigh/long/deep/large/wide is it B:It’s+數詞+數量單位+high/long/deep/large/widePractice1. Qomolangma is ______ than any othermountain in the world.2. The Sahara is __________ desert in theworld.3. The Caspian Sea is ___________ of all thesalt lakes.4. The Nile is __________ river in the world.higherthe biggestthe deepestthe longest1bListen and complete the sentences.Step5 while-listening(p49)用比較級表示最高級e.g. Qmolangma is higher than any other mountain in the world.一個比較級的句子表達的是最高級的意思的句型:主語+謂語+比較級+than any other+可數名詞單數=主語+謂語+比較級 + than the other + 名詞復數=主語+謂語+(the +)最高級+in短語或of短語該結構意為“比其他任何一個……都……”,指同一范圍內比較=Qomolangma is higher than the other mountains in the world.=Qomolangma is the highest mountain in the world.The Sahara is desert in the world.the Sahara=The Sahara is ___ __than ____ ____deserts in the world.=The Sahara is __ ___than ________desert in the world.biggerbiggerany otherthe otherthe biggestExerciseTom is taller than girl in his class.Tom is taller than student in his class.Tom is taller than students in his class.anyany other2. 比較級 + than any(任何的)+ 可數名詞單數”指比較對象不在同一范圍內或不屬于同一類別的比較the otherTeacher :Yesterday, we learned some important geographical facts. I hope you all still remember them. I'm going to test you now by asking a few questions. First, what's the highest mountain in the world Boy1:…Teacher:… Who can tell me what the Sahara is Girl:…Teacher:… And which is the deepest Salt Lake in the world Girl2…Teacher:… Which is the longest river in the world Boy2:…Boy1: And the Amazon is the second longest river in the world.Teacher: It seems that you know the answers to all my questions.Step6 post-listening(p103)Listen again and answer the questions by yourself.地理學的第二長的Use the information in 1b to make conversations by yourselves.1cExampleA: What is the … in the world B: …A: How ... is ... B: It's (about) ... .Step7 Exercise一、單項選擇1.The Yangtze River is about ______.A. 6300 kilometer long B. 6300 kilometers longC. 6300-kilometer -long D. 6300 kilometers’ long2.The girl is ______ than any other girl in her class.A. more beautiful B. the most beautifulC. beautiful D. much beautifulBA二、翻譯句子1、我們學校的面積大約是1000平方米。Our school is about 1000 .2、這座山有1500米高。The mountain is .3、長江是中國最長的河流。The Yangtze River is river in Chian.4、中國比亞洲其他任何一個國家都要大。Chian is than in Asia.square meters in size1500 meters highthe longestbigger any other country三、完成課堂活動:選詞填空(采用班級優化大師隨機抽取學生)觀看視頻(世界之最)Thank you!Step7 homework觀看視頻后用形容詞的最高級句型寫出視頻中5個世界之最。 展開更多...... 收起↑ 資源預覽 縮略圖、資源來源于二一教育資源庫