2014八年级下册英语unit7全单元.ppt

Unit 7Whats the highest mountain in the world?,Section A 1 1a2d,Presentation,square n.平方,meter n.米,deep adj.深的,desert n.沙漠,population n.人口,Asia n.亚洲,tour v.n.旅行,tourist n.旅行者,wall n.墙,amazing adj.令人大为惊奇的,ancient adj.古代的,wide adj.宽的；宽阔和,Do you know these interest places?,Qomolangma,Qomolangma runs along the border between China and Nepal.It is covered with snow all the year round.Its 8844.43 high,the highest in the world.Its 26 kilometers long.,The Nile is the longest river in the world.Its more than 6600 kilometers long.It runs through 9 countries,its one of the largest river flows through the international states in the world and runs into the Mediterranean Sea(地中海)in the end.,The Nile,The Caspian Sea,The Caspian Sea is the biggest lake in the world.It lies in the border between Asia and Europe.,The Sahara is the biggest desert in the world.It is located in the northern Africa,climate conditions are very bad,is one of the earths most not suitable for biological survival.,The Sahara,The Yangtze River is the third longest river in the world,the first Asian rivers.Its 6211.31 kilometers long.The Yangtze River Basin,east-west width of 3219 kilometers,about 966 kilometers wide north-south,passing through 11 provinces.It runs into the East Sea in Shanghai finally.,The Yangtze River,Which is the highest mountain in the world?Which is the longest river in Asia?.,Talk about these pictures in pairs.,1a Match the facts you know.,Practice in pairs like this:A:Which is the in the?B:,Practice,8,844 meters high.8,844米高 meters high(long,wide)米高（长，宽)。英语表示“有多长（宽，高）”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。e.g.The wall is 1.7 metres wide.,Explaination,A:How high is Qomolangma?B:Its 8,844 meters high.,Practice,The biggest desert in the world is about 8,000,000 square kilometers in size.,How big is the Sahara?Its about 8,000,000 square kilometers in size.,1b Listen and complete the sentences.,1.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.,higher,the biggest,the deepest,the longest,2a Listen and number the facts(1-4)in the order you hear them.,6,300 5,000 5,464 300,_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long._ China has the biggest population in the world.Its a lot bigger than the population of the US._ China is over _ years old.It has a much longer history than the US.The US is not even _ years old._ China is almost as big as the US,but it is the biggest country in Asia.,4,2,1,3,2b Listen again and fill in the blanks in 2a with the numbers in the box.,6,300 5,000 5,464 300,_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long._ China has the biggest population in the world.Its a lot bigger than the population of the US.,6,300,5,464,_ China is over _ years old.It has a much longer history than the US.The US is not even _ years old._ China is almost as big as the US,but it is the biggest country in Asia.,5,000,300,2c Make conversations using the information in 2a.,A:Did you know that China is one of the oldest countries in the world?B:Yes,I did.its much older than my country.,Practice,A:Did you know that Yangtze River is the longest river in China?B:Yes,I did.Its 6,300 meters long.B:Wow!Thats long!,中国的长城共有近一万公里，东起河北秦皇岛的山海关，西到嘉峪关，这是明代修筑长城的两个最大关口，北京境内的长城有600余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。,The Great Wall,2d Read the conversation and answer the questions:,1.Which is the biggest man-made objects in the world？2.Which is the most famous part of the Ming Great Wall?,The Great Wall.,Badaling part of the wall.,1.Fell free to ask me anything on todays Great Wall tour.在今天的长城游中，大家尽管问我任何问题，不要拘束。,fell free是英语口语中一个常用表达。若有人让你feel free to do something，就是让你无需拘束，只管按照自己的意愿去做某事。,Language points,e.g.A:Can I use your bathroom?我可以用一下你的卫生间吗？B:Yes,feel free.可以，请随意。,as far as I know是一个固定的表达方式，还可以说so far as I know，意思是“据我所知”。,2.As far as I know,there are no man-made objects as big as this.据我所知，再没有像它这样大的人造物体了。,e.g.As far as I know,Jacks got twin sisters.就我所知，杰克有一对孪生姐妹。Theyre not coming today,so far as I know.他们今天不来了 就我所知是这样的。,feel freethe most popular questiontalk about the Ming Dynastythe ancient emperorsthe main reasonas far as I knowthe Ming Great Wall,Important phrases and sentences.,How long is the wall?Its about 8,850 kilometers long.This makes it the longest wall in the world.Its the most famous part.,Homework,A:To memorize the important phrases and sentences.B:To make some dialogues about asking the size of objects.,Section A 23a-3c,Which is the highest mountain in the world?Which is the longest river in Asia?,Revision,freezing adj.极冷的；冰冻的,nature n.大自然,thick adj.厚的；浓的,New words,1.achievement n.成就；成绩e.g.We felt a great sense of achievement when we reached the top of the mountain.当我们到达山顶的时候，我们有一种巨大的成就感。2.achieve v.达到；完成；成功e.g.He will never achieve anything if he doesnt work harder.如果他不加紧努力工作，他会一事无成。,Learn more new words.,3.southwestern adj.西南的；西南方向的e.g.Is this Southwestern Airline?这是西南航空公司吗？4.include v.包含；包括e.g.Her hobbies include swimming and gardening.她爱好游泳和园艺。5.condition n.条件；状况e.g.The piano was in good condition.这台钢琴状况良好。,6.take in 吸入；容纳e.g.Fish take in oxygen through their gills.鱼用鳃吸氧气。7.succeed v.实现目标；成功e.g.If you try hard youll succeed.你如果努力就会成功。常用短语：succeed in doing sth.e.g.Police have finally succeeded in solving the mystery.警察最终成功破解了这个疑案。,8.challenge v.&n.挑战；考验e.g.The job doesnt really challenge him.这项工作不能真正的考验他。The new governments first challenge is the economy.新政府面临的第一个挑战是经济问题。9.in the face of 面对（困难、问题等）e.g.In the face of difficulties,hes completely unafraid.他在困难面前毫不胆怯。,10.force n.力；力量e.g.The thief took the money from the old man by force.窃贼用暴力抢了老人的钱。,What do you know about Qomolangma?Talk about Qomolangma in pairs.,Pre-reading,自读文章，在书中划出重点、疑点后，翻译下列短语。先独立完成，后小组商议。,1.最危险的山峰 2.世界上最危险的运动之一3.登山（名词短语）/（动词短语）,the most dangerous mountain,one of the worlds most dangerous sports,mountain climbing/climb mountains,Reading,4.来自世界各地的登山者5.横亘于中国的西南边界6.在所有的山峰中7.厚厚的云层,the climbers from all over the world,run along the southwestern part of China,of all the mountains,thick clouds,8.更为严重的困难9.寒冷的天气状况和强劲的暴风雪10.首次到达珠穆朗玛峰顶的人,more serious difficulties,freezing weather conditions and heavy storms,the first people to reach the top of Qomolangma,Read the article and match each paragraph with the main ideas.,Paragraph 1 spirit of climbersParagraph 2 achievements of climbersParagraph 3 facts and dangers,3a,One of the most _ sports in the world is mountain _,and one of the most _ places to go for this is the Himalayas.These extremely high _ attract _ from all over the world.Many people say this is one of the most _ parts of the world.,According to the passage,fill in the blanks.,dangerous,climbing,popular,risk,climbers,famous,The Himalayas _ along the _ border of china.Of all the peaks(tops),Qomolangma is the _ and most _.Its _ to climb Qomolangma because thick clouds _ the top of the mountain.Even more serious _ include the freezing _ conditions and the _ storms.,runs,southwestern,highest,famous,the hardest,cover,difficulties,weather,heavy,The first _ to reach the top of Qomolangma Tenzing Norgay and Edmund Hillary did it in 1953.The first Chinese climber _ the top in 1960,and in 1975,the first _ did it too.,people,reached,woman,Read the article again,and answer the following questions.,1.What a mountain is Himalayas?2.Why is it dangerous to climb Qomolangma?3.When did the first Chinese reach the top of Qomolangma?,Its one of the most popular places for mountain climbing.,Because thick clouds cover the top and snow can fall very hard.,In 1960.,Read the article again and complete the chart.,3b,Answer the questions using information from the article.,1.Where are the Himalayas?2.How high is Qomolangma?,In the southwestern part of China.,8,844.43 meters high.,3c,3.Why do so many people try to climb this mountain even though it is dangerous?4.What does the spirit of the climbers tell us?,Because people want to challenge themselves in the face of difficulties.,We should never give up trying to achieve our dreams.,One of the worlds most dangerous sports is mountain climbing,“one of+the+形容词的最高级+复数名词”，意为“最之一”。如：Miss Wang is one of the most popular teachers in our school.王老师是我们学校最受欢迎的老师之一。,Language points,2.It is also very hard to take in air as you get near the top.It is+adj.+to do sth.，it作形式主语 放在句首，而把真正的主语放在句 尾。常用于此句型的形容词有 important，difficult，dangerous，necessary，useful，possible等，用 来对to do sth.进行说明。此句型可以 转换成To do sth.is+adj.。,3.Even more serious difficulties include freezing weather conditions and heavy storms.difficulty 既可作可数名词也可作不可 数名词。,e.g.It is important to study English well.学好英语很困难。Its very difficult to climb Qomolangma.攀登珠穆朗玛峰很难。,作可数名词时通常用复数，表示具体概念，即：各式各样的“困难，难题，难事”，如：Hes having financial difficulties.他正手头拮据。作不可数名词时，译作“困难，艰难，幸苦”，如：She had great difficulty in understanding him.她很难理解他说的话。,4.The spirit of these climbers shows us that we should never give up trying to achieve our dreams.give up 意为“放弃”，后面可以接名词、代词或v-ing形式作宾语。注意：如果其宾语是名词，那么名词可以放在 give 和 up 之间，也可以放在 up 之后；如果其宾语是代词，那么代词只能放在 give 和 up 之间。如：,My uncle wants to give up drinking wine.我叔叔想戒酒。Although English isnt easy to learn,I wont give it up.虽然英语不易学，但我不会放弃。,5.Why do so many people try to climb this mountain even though it is dangerous?even though 用作从属连词，意为“即使；尽管”，相当于even if，引导让步状语从句，一般不与并列连词but连用。如：Mr.Wang will come on time even though it rains.尽管下雨，但王老师会按时来。,The Yellow River is long.The Yangtze River is a lot _ than the Yellow River.The Nile is _ of all.,longer,the longest,Make sentences using the information in the forms.,Exercise,The Yangtze River is not _ long _ the Nile.=The Yangtze River is not _ than the Nile.,as as,longer,Mount Tai is high.Mount Huang is a little _ than Mount Tai.Qomolangma is _ of all.,Mount Tai is not _ high _ Qomolangma.=Mount Tai is not _ than Qomolangma.,higher,the highest,as as,higher,1.The population of Singapore is large.2.The population of Malaysia is much _ than that of Singapore.3.The population of China is _ of all.,larger,the largest,4.The population of Singapore is not _ large _ that of China.5.The population of Singapore is not _ than that of China.,as,larger,as,Retell the article,then preview the Grammar focus.,Homework,Section B 11a-2e,New words,weigh v.称重,adult n.成人 adj.成年的,bamboo n.竹子,endangered adj.濒危的,research n.&v.调查；研究,keeper n.饲养员,awake adj.醒着,excitement n.激动,illness n.疾病,artwork n.插图,wild adj.野生的,government n.政府,Compare facts about these two animals.Use the language in the box to help you make sentences.,1a,Elephant is 350 cm tall weighs 5,000 kilos eats 150 kilos of food a day,Discussion,Panda is 150 cm tall(standing on two legs)weighs 100 kilos eats 10 kilos of food a day,Example sentences:This elephant weighs many times more than this panda.(200 cm taller/shorter,weigh much more/less,eat much more/less,eat many times more),大熊猫最奇特的一点是新生儿在出生时相当的不成熟，体重仅是它母亲体重的0.1%，平均为145克左右，约为成年的千分之一。照顾孩子是一项非常艰巨的任务，通常历时18个月，有时长达两年，直到她的下一个孩子出生。,大象是现存世界最大的陆栖动物，主要外部特征为柔韧而肌肉发达的长鼻和扇大的耳朵，具缠卷的功能，是象自卫和取食的有力工具。象肩高约2米，体重37吨。非洲象耳大，体型较大，体重较重。亚洲象耳小，身体较小，体重较轻。,Listen and check()the numbers you hear.,Listening,100 16 20 50120 0.1 0.2 150,1b,Listen again and complete thesentences.,1.At birth,a baby panda is about _ to _ kilos.2.At birth,a baby panda is about _ cm long.3.A baby panda is not black.It is _ and it has no _.4.A panda can live up to _ to _ years.,0.1,0.2,15,pink,teeth,20,30,1c,Take turns telling your classmates about pandas.,Practice,A:A baby panda cannot see.B:An adult panda weighs many times more than a baby panda.,1d,Here are some facts about koala,use the information above to make sentences.,Discussion,Koala is 75 cm tall weighs 10 kilos eats leaves sleeps 20 hours a day,Talk about pandas in your class.Use these words to help you.,Reading,2a,big,bamboo,zoo,popular,cute,black and white,Sichuan,famous,endangered,beautiful,forest,protect,阅读策略：Scanning,This means moving your eyes quickly down the page to find specific information.,略读时，只需读每一段第一句话（较长的段落，读前两句）。第一句话常是整段讨论的主题。在结论段，重点可能在最后一句。阅读时，把文本标出来，是帮助回答问题好方法。可将关键词画线或在段落旁写下本段主题，一两个字就够了，关键在于涵盖全文的速度。略读时遇到不懂单词，试观察前后字来猜出意思。比如，在不懂的单字前面是形容词，那么这个字可能会是名词；在不懂的单字之前是副词，那么这个字可能会是动词。只要了解段落大意就好了。,Scan the article to find out what these numbers mean.,10,12,200,2000,2b,Scan the article again and write short answers to the questions.,What is Lin Weis job?,2.What do the baby pandas eat for breakfast?,3.What do adult pandas eat?,A panda keeper.,Milk.,Bamboos.,2c,4.Why are pandas endangered?,5.What is one way of saving pandas?,Less forest for pandas to live.,Teaching children.,Complete the sentences using words and phrases from the passage.,The panda _ at the Chengdu Research Base are awake very early in the morning to _ breakfast for the baby pandas.,keepers,prepare,2.Adult pandas do not have babies very _,and some of the babies only live for a short time because of _.,often,illnesses,2d,4.A special program in Chengdu teaches _ about why pandas are _ and how to save them.,endangered,5.The _ is also helping to save the pandas.Its _ more trees to make more homes for the pandas.,Chinese government,necessary to plant,3.Another reason for fewer and fewer pandas is because people are cutting down _ so pandas have fewer places to live.,trees,children,Discussion,Discuss what other ways you think children can help to save the pandas.,2e,Important phrases,prepare for be awakerun overfall overtake care ofplay withones ownbe special to sb.,every two yearsdie from illnessspend time doing sth.cut downan education programendangered animalsthe way toin the future,1.At birth,a baby panda is aboutbirth v.出生 at birth 出生时e.g.Mans natureat birthis good.人之初，性本善。give birth to 生（孩子）；产生e.g.My auntgave birth toa beautiful baby girl yesterday.昨天我婶婶生下一个漂亮的小女孩。,Language points,2.A panda can live up to 20 to 30 years.up to 到达（数量，程度等）；不多于e.g.In some area of Africa,children get educated up to 12 years old.在非洲的一些地区，孩子最多受教 育到12岁。,3.they run over with excitement and some of them even walk into their friends and fall over!run over 跑上前去over adv.穿越；从的一边到另一边e.g.She ran over to say hello,but I didnt recognize her.她跑过来打招呼，但我没有认出她 来。,walk into（走路时意外）撞上e.g.As he was thinking too deeply and not playing attention to where he was going,he walked straight into a tree.由于他陷入深思，没有注意看路，径直撞到了一棵树上。,fall over 摔倒；倒下e.g.Dont run too fast,or you might fall over.别跑的太快，要不你会摔跤的。fall over something 被某物绊倒e.g.Tommy fell over the dog and broke his front teeth.Tommy被那只狗绊了一跤，磕断了 门牙。,4.Scientists say there are now fewer than 2,000 pandas living in the remaining forests.living in the remaining forests 是一个现在分词短语，用做定语，修饰pandas。e.g.the girls singing under the tree 树下唱歌的女孩们 the women washing clothes by the river 河边洗衣服的女人们,Summary,1.cm taller/shorter 2.much/even/a little/less+比较级 times more than.Talk about how to protect pandas.,Make a list about how to save pandas.,Section B 23a-Self check,Summary,Important phrases:,feel freeas far as I knowin the face ofeven thoughat birth up to run overwalk into fall overor so,随意就我所知面对（问题、困难）即使；