八年级下英语人教版Unit7第1课时（A1a-2d）课件.pptx(纯ppt,无音视频)

1、Unit 7 Whats the highest mountain in the world?R八年级下册八年级下册Section A 1a-2d平方；正方形的；平方；正方形的；正方形；广场正方形；广场米；公尺米；公尺(=metre)深的；纵深的深的；纵深的沙漠沙漠人口；人口数量人口；人口数量New Wordssquare(n.)meter(n.)deep(adj.)desert(n.)population(n.)/skwe/,/skwer/mit(r)/dip/dez(r)t/ppjulen/ppjulen/亚洲亚洲旅行；旅游旅行；旅游旅行者；观光者旅行者；观光者墙墙令人大为惊奇的；令人大为

2、惊奇的；令人惊喜令人惊喜(或惊叹或惊叹)的的Asia(n.)tour(n.&v.)tourist(n.)wall(n.)amazing(adj.)/e/,/e/t/,/tr/trst/,/trst/wl/mez/man-made(adj.)古代的；古老的古代的；古老的保护；防护保护；防护宽的；宽阔的宽的；宽阔的人造的人造的ancient(adj.)protect(v.)wide(adj.)/ennt/prtekt/wad/mnmed/Phrase Review（可以）随便（做某事）（可以）随便（做某事）就我所知就我所知feel free as far as I know 扫雷游戏 单词下埋着5

3、颗雷，学生选择单词并读出，如果单词下没有雷则可得分，如果有，则不得分。11331342322ancient32walldeepdesertman-madetourpopulationprotecttouristwide可以随便可以随便就我所知就我所知AsiasquaremeteramazingDo you know these mountains?Mount Lu庐山庐山黄山黄山Mount Huang嵩山嵩山Mount SongMount TaiMount HuaMatch the facts you know.1aQomolangmathe Nilethe Caspian Sea the S

4、ahara点击画面 播放视频QomolangmaThe NileThe Caspian SeaThe Saharaabout 9,600,000 square kilometers in size1,025 meters deep6,671 kilometers long8,848.86 meters high里海里海MountainRiverSea/LakeDesertThink and fill in the table.Think:1.What feature of a mountain,river,etc.is the most obvious?2.What word can be u

5、sed to describe the feature?heightlengthdepthareahighest/tallestlowest/shortestlongestshortestdeepestshallowestbiggestsmallestFeatureMostLeastMountainRiverSea/LakeDesertFill in the table.1bListen and complete the sentences.1.Qomolangma is _ than any other mountain in the world.2.The Sahara is _ dese

6、rt in the world.3.The Caspian Sea is _ of all the salt lakes.4.The Nile is _ river in the world.higherthe biggestthe deepestthe longestTeacher:Yesterday,we learned some important geographical facts.I hope you all still remember them.Im going to test you now by asking a few questions.First,whats the

7、highest mountain in the world?Tapescripts地理事实地理事实 Boy 1:Qomolangma!Its higher than any other mountain in the world.Teacher:Thats right.And who can tell me what the Sahara is?Girl 1:The Sahara is the biggest desert in the world.“比较级比较级+than any other+名词名词+其他其他”表示表示“比其他任何一个比其他任何一个都都”注意：该结构可与注意：该结构可与“t

8、he+最高级最高级+其他其他”相互转换。相互转换。Teacher:Very good.And which is the deepest salt lake in the world?Girl 2:The Caspian Sea is the deepest of all the salt lakes.Teacher:Youre all so smart!Now,for the last question,which is the longest river in the world?Boy 2:I know!The Nile is the longest river in the world.

9、Boy 1:And the Amazon is the second longest river in the world.Teacher:It seems that you know the answers to all my questions.Good job!“the+序数词序数词+最高级最高级+单数名词单数名词+in”表示表示“是是中的第几中的第几”Language points1.Qomolangma is higher than any other mountain in the world.比较级比较级+than any other+可数名词单数可数名词单数=比较级比较级+th

10、an the other+可数名词复数可数名词复数用形容词的比较级表示最高级。用形容词的比较级表示最高级。意为意为“比其他任何一个比其他任何一个都都”例：尼罗河比世界上其他任何一条河都长。例：尼罗河比世界上其他任何一条河都长。The Nile is longer than any other river in the world.=The Nile is longer than the other rivers in the world.=The Nile is the longest river in the world.辨辨析析“比任何一个比任何一个都都”，指不在同一范围内进行比较。指不在

11、同一范围内进行比较。“比其他任何一个比其他任何一个都都”，指在同一范围内进行比较。指在同一范围内进行比较。比较级比较级+than any other+可数名词单数可数名词单数比较级比较级+than any+可数名词单数可数名词单数China is larger than any other country in Asia.中国比其他任何一个亚洲国家都大。中国比其他任何一个亚洲国家都大。（中国属于亚洲）（中国属于亚洲）China is larger than any country in Africa.中国比任何一个非洲国家都大。中国比任何一个非洲国家都大。（中国不属于非洲）（中国不属于非洲）（

12、黑龙江龙东地区中考）（黑龙江龙东地区中考）Do you know Shanghai is one of _ in the world?Yes,its bigger than _ city in China.A.the biggest city;any B.the biggest cities;any C.the biggest cities;any other1cUse the information in 1b to make conversations.What is the highest mountain in the world?Qomolangma.What is the _ _

13、in the world?The Sahara.biggestdesertWhat is the deepest salt lake in the world?_.The Caspian Sea_The Nile.What is the longest river in the world?Read the numbers below.5,0006,3005,465300Make as many sentences as you can to compare the four numbers.six thousand and three hundredfive thousand,four hu

14、ndred and sixty-fivefive thousandthree hundredFor example:6,300 is the biggest/largest number.2aListen 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.4_ China has the biggest population

15、 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,and it is the biggest country in Asia.136,300 5,000 5,464 30022bListen again and fill in the blanks in 2

16、a with the numbers in the box._ 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 5,000 5,464 3006,3005,464_ China is over _ years old.It has a much longer histor

17、y than the US.The US is not even _ years old._ China is almost as big as the US,and it is the biggest country in Asia.6,300 5,000 5,464 3005,000300Mike:Hi,Im Mike.Im from the United States.Boy:Welcome to our class,Mike.Were happy to meet you.Mike:Can you tell me a bit more about China?Girl:Sure!Did

18、you know that China is one of the oldest countries in the world?Its over 5,000 years old.Tapescripts中国是世界上最中国是世界上最古老的国家之一古老的国家之一Mike:Yes,I did.Its much older than my country-in fact,the United States is one of the youngest countries in the world.Its not even 300 years old.Boy:And China has the bigge

19、st population,too.Its a lot bigger than the population of the United States.中国人口比美国多很多。中国人口比美国多很多。Mike:But China is about the same size as the US,right?Girl:Yes,and its the biggest country in Asia.We also have some famous rivers.The Yangtze River is the longest river in Asia.Its about 6,300 kilomete

20、rs long.中国和美国国土面积差不多大。中国和美国国土面积差不多大。长江是亚洲最长的河流。长江是亚洲最长的河流。Mike:Wow!I didnt know that.I thought the Yellow River was longer.Boy:No,the Yellow River is 5,464 kilometers long.But both rivers are very important to China.Language points1.China has the biggest population in the world.population 集体名词，集体名词，

21、“人口；人口数量人口；人口数量”，无复数形式。无复数形式。作主语时，谓语动词用第三人称作主语时，谓语动词用第三人称单数单数形式。形式。the population of“的人口数量的人口数量”，同义短语同义短语 has a population of。人口人口“多多”用用 large 或或 big 来修饰；来修饰；人口人口“少少”用用 small 来修饰。来修饰。分数分数或或百分数百分数修饰修饰 population 作主语时，谓语作主语时，谓语动词用动词用单复数单复数形式均可。形式均可。拓拓 展展 询问询问人口数量：人口数量：Whats the population of?How large

22、 is the population of?不能用不能用how many，how much提问。提问。你家乡的人口是多少？（翻译句子并写出同义句）你家乡的人口是多少？（翻译句子并写出同义句）Whats the population of your hometown?_How large is the population of your hometown?2.China is almost as big as the US,but it is the biggest country in Asia.not as/so+形容词或副词的原级形容词或副词的原级+as“和和不一样；与不一样；与不同不同

23、”。as+形容词或副词的原级形容词或副词的原级+as“和和相同；相同；与与一样一样”，用于用于同级之间同级之间的比较的比较。3.Did you know that China is one of the oldest countries in the world?宾语从句表示的内容是宾语从句表示的内容是客观事实、真理或自然现客观事实、真理或自然现象象等，从句要用等，从句要用一般现在时一般现在时。He told me that the earth is larger than the moon.例：例：他告诉我地球比月球大。他告诉我地球比月球大。主句主句that 引导的宾语从句引导的宾语从句2c

24、Make conversations using the information in 2a.Did you know that China is one of _ countries in the world?Yes,I did.Its much older than my country.the oldestDid you know that China is the biggest country in Asia?Yes,I did._big as the US.Its almost as Yes,I did.Its 6,300 kilometers long.Did you know

25、that _?the longest river Yangtze River is in ChinaRole-play the conversation.Listen and answer the questions.2d1.How long is the Great Wall?If were only talking about the parts from the Ming Dynasty,its about 8,850 kilometers long.2.Why did the ancient emperors build the wall?The Badaling part.The m

26、ain reason was to protect their part of the country.3.Which part is the most famous part of the Ming Great Wall?Feel free to ask me anything on todays Great Wall tour.2d Role-play the conversation.feel free to do sth.随便做某事随便做某事How long is the wall?Ah,the most popular question!If were only talking ab

27、out the parts from the Ming Dynasty,its about 8,850 kilometers long.This makes it the longest wall in the world.令人惊喜（或惊叹）的令人惊喜（或惊叹）的古代的；古老的古代的；古老的据我所知据我所知Wow,thats amazing!Why did the ancient emperors build the wall?The main reason was to protect their part of the country.As you can see,its quite ta

28、ll and wide.As far as I know,there are no other man-made objects as big as this.Yes,its the most famous part.Is Badaling part of the Ming Great Wall?Fill in the blanks.If were only talking about the parts from the Ming Dynasty,its about 8,850 kilometers _.This makes it the _ wall in the world.longes

29、t longThe main reason was to protect their part of the country.As you can see,its quite _ and _.As far as I know,there are no other _ objects as big as this.tallwideman-madeLanguage points1.Feel free to ask me anything on todays Great Wall tour.tour 作名词，作名词，“旅行；旅游旅行；旅游”go on a tour “去旅游去旅游”例：安娜打算去西安

30、旅行，她想了解中国的历史。例：安娜打算去西安旅行，她想了解中国的历史。Anna is going on a tour of Xian,and she wants to learn about Chinese history.作作动词动词，“周游；游历；旅行周游；游历；旅行”tourist“旅行者；观光者旅行者；观光者”例：我们花了四个星期周游欧洲。例：我们花了四个星期周游欧洲。We spent four weeks touring around Europe.拓展拓展2.Wow,thats amazing!amazing 作形容词，作形容词，“令人大为惊奇的令人大为惊奇的;令人惊喜令人惊喜(或

31、惊叹或惊叹)的旅游的旅游”例：人适应环境的速度之快真是惊人。例：人适应环境的速度之快真是惊人。Its amazing how quickly people adapt to the environment.amazed例：我真的被它的美迷住了例：我真的被它的美迷住了 Im really amazed at its beauty.（人）大为惊奇的（人）大为惊奇的 拓展拓展固定搭配：固定搭配：be amazed at 3.The main reason was to protect their part of the country.本句中本句中动词不定式动词不定式to protect their

32、 part of the country在句中作在句中作表语表语。protect“保护；防护保护；防护”protect from/against 保护保护不受不受（的伤害）（的伤害）例：他伸出手去，保护他的孩子免受伤害。例：他伸出手去，保护他的孩子免受伤害。He raised his arm _ to protect his child from/against hurt.protection n.（江苏扬州中考）（江苏扬州中考）记住，每个人都可以做点对保护环境记住，每个人都可以做点对保护环境有益的事情。（汉译英）有益的事情。（汉译英）_Remember,everyone can do som

33、ething helpful to protect the environment.as far as I knowso far as I know 从属连词从属连词“据我所知据我所知”，引导引导状语从句状语从句，强调程度或范围，强调程度或范围。4.As far as I know,there are no other man-made objects as big as this.一一就就只要只要和；也；既和；也；既又又像像一样多一样多as soon as as long as as well as as much as as的常用短语的常用短语拓拓 展展 man-made复合形容词，意为复

34、合形容词，意为“人造的人造的”。例：机器人是一种类人的人造机器。例：机器人是一种类人的人造机器。Robots are man-made machines that act like human beings.拓拓 展展合成词合成词 n.+v.-ed:handmade home-mademachine-made手工的手工的自制的自制的机器生产的机器生产的The magazine was started by Becky,_ I know.A.as far as B.as well asC.as soon as D.as much asKey words:square desert populat

35、ion ancient tour tourist amazing protect wide Phrases:feel free to do sth.as far as I know man-made geographical facts Sentences:1.Qomolangma is higher than any other mountain in the world.2.And the Amazon is the second longest river in the world.3.China is almost as big as the US,but it is the bigg

36、est country in Asia.Exercise 一、单项选择。一、单项选择。1.I think she is _ girl of all the girls.A.beautiful B.more beautiful C.most beautiful D.the most beautiful 2.How tall he is!Yes,he is _ than any other student in his class.A.tall B.taller C.tallest D.more tallDB3.We will certainly enter a good high school

37、_ we work hard.Yes,our dream will come true by working hard.A.as soon as B.as long as C.as far as D.even ifB4.The population of the world _ still _ now.A.will;grow B.has;grown C.is;growing D.is;grownC5.The teacher told me that light _ at a high speed.A.traveled B.would travel C.travelsC二、根据汉语意思完成句子。二、根据汉语意思完成句子。1.1.据我所知，世界上没有墙和长城一样长。据我所知，世界上没有墙和长城一样长。_ _ _ I know,no other walls are _ _ _ the Great Wall.2.2.中国人口非常多。中国人口非常多。Chinas _ _ _.As far as population is large as long as