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1、R 八年级下册Unit 7Whats the highest mountain in the world?Section A 1a-2dsquare n.平方meter n.米desert n.沙漠population n.人口wall n.墙tour v.n.旅行Language Goal:Talk about geography and nature1a.Match the facts you know.1aPractice in pairs like this:A:Which is the in the?B:1b.Listen and complete the sentences.1.Q
2、omolangma 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 deepestthe longest1c.Use the information in 1b to make conversations.What is the highestmountain in the world
3、?Qomolangma.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 _ yea
4、rs 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.12342b.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
5、 the Yellow River is _ kilometers long._ China has the biggest population in the world.Its a lot bigger than the population of the US.6,3005,4642b_ 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 bigge
6、st country in Asia.5,0003002c.Make conversations using the information in 2a.Did you know that China is one of the oldest countries in the world?Yes,I did.its much older than my country.Use the information in 2a to retell the story in a conversation between the boy and a TV reporter.Did you know tha
7、t Yangtze River is the longest river in China?Yes,I did.Its 6,300 meters long.2d.Role-play the conversation.Guide:Feel free to ask me anything on todays Graet Wall tour.Tourist 1:How long is the wall?Guide:Ah,the most popular question!If were only talking about the parts from the Ming Dynasty,its ab
8、out 8,850 kilometers long.This makes it the longest wall in the world.Tourist 2:Wow,thats amazing!Why did the ancient emperors build the wall?2dGuide:The main reason was to protect their part of the country.As you can see,its quite tall and wide.As far as I know,there are no man-made objects as big
9、as this.Tourist 3:Is Badaling part of the Ming Great Wall?Guide:Yes,its the most famous part.Language points1The Sahara is about 9600000 square kilometers in size.square是是可数名词可数名词，意为，意为“平方；正方形平方；正方形”。square用于专有名词时用于专有名词时,其前不加冠词。其前不加冠词。如：如：Ask each student to draw 16 squares on a piece of paper.要求每个学
10、生在纸上画要求每个学生在纸上画16个正方形。个正方形。I would estimate the size of the garden at 100 square metres.据我看据我看,这花园总面积这花园总面积100平方米左右。平方米左右。Language points2.The Caspian Sea is 1025 meters deep.（1）deep是是形容词形容词，意为，意为“深的；纵深的深的；纵深的”。如：如：This river is about 6 meters deep.这河大约有六米深。这河大约有六米深。His personality left a deep impre
11、ssion on us.他的人品给我们留下了深刻的印象。他的人品给我们留下了深刻的印象。（2）meter是是名词名词，意为，意为“米；公尺米；公尺”。如：如：The boy is one meter tall in his stocking feet.这个小男孩不穿鞋的身高是一米。这个小男孩不穿鞋的身高是一米。It is a mere 100 meter from my house to the theater.从我家到剧场只有一百公尺。从我家到剧场只有一百公尺。Language points3.China has the biggest population in the world.(1)
12、population 是是集合名集合名词，意，意为“人口；人口数量人口；人口数量”，无复数形式无复数形式，在句中作，在句中作主主语时，谓语动词用用单数数。但。但当当population 前有分数或百分数修前有分数或百分数修饰时，用于指具体，用于指具体的人数，故作主的人数，故作主语时，谓语动词要用复数形式。要用复数形式。如：如：The population is growing fast。人口增人口增长很快。很快。One fifths of the population here are workers。这儿有五分之一的人是工人。儿有五分之一的人是工人。Language pointsLangua
13、ge points 4.China is almost as big as the Us,but it is the biggest country in Asia.（1）“as+形容词或副词的原级形容词或副词的原级+as”表示表示双方在双方在某个方面一样某个方面一样，既可以用在，既可以用在肯定句肯定句里，也可以用在里，也可以用在否否定句定句中。中。如：如：She is as tall as me.她和我一样高。她和我一样高。He runs as fast as Paul.他跑得和保罗一样快。他跑得和保罗一样快。“not as+形容词或副词的原级形容词或副词的原级+as”表示表示双方在双方在某
14、个方面不同某个方面不同。如：如：His English is not as good as hers.他的英语不如她的好。他的英语不如她的好。Language points (2)biggest是是形容词形容词big的最高级的最高级，意为，意为“最最 大的大的”。如：如：This is the biggest animal that I have ever seen.这是我见过的最大的动物。这是我见过的最大的动物。形容词的最高级形容词的最高级用于用于表示三者或三者以上（人或表示三者或三者以上（人或物）的比较中物）的比较中，有一个在某方面超过其他人或物。有一个在某方面超过其他人或物。最高级的前面
15、要加定冠词最高级的前面要加定冠词the，后面可带，后面可带of/in短短语来说明比较的范围语来说明比较的范围。如：如：Its the most expensive car in the world.它是世界上最昂贵的汽车。它是世界上最昂贵的汽车。Whose drawing is the best of all?在所有画当中谁的画最好？在所有画当中谁的画最好？Language points5.Feel free to ask me anything on todays Great Wall tour.wall 是是可数名可数名词，意，意为“墙,围墙”,in the wall表示表示“在在墙的里面
16、的里面”;而而on the wall表示表示“在在墙的表面的表面”。the Great Wall(长城城)是是the Great Wall of China(中国中国长城城)的的简称。称。如：如：The explosion caused the walls of the building to fall in.爆炸使建筑物的爆炸使建筑物的墙倒塌了。倒塌了。He who does not reach the Great Wall is not a true man.不到不到长城非好城非好汉。单项选择。单项选择。1.I think she is _ of all the girls.A.beaut
17、iful B.more beautiful C.most beautiful D.the most beautiful2.-How tall he is!-Yes,he is _ than any other student in his class.A.tall B.taller C.tallest D.more tallDB根据汉语意思完成句。根据汉语意思完成句。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.中国人口非常多。中国人口非常多。Chinas _ _ _.=Chinas people _ _.As far as as long aspopulation is large/big are many 礼貌是一种语言。它的规礼貌是一种语言。它的规则与实行，主要要从观察，从则与实行，主要要从观察，从那些有教养的人们举止上去学那些有教养的人们举止上去学习。习。洛克洛克