英语人教版八年级下册unit7课件.ppt

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1、the earthWe live on the earth.We have only one earth.China is in Asia.It has the biggest population in the world.It is one of the oldest countries in the world.Lets enjoy the beauty of nature in the world!mountainmountaindesertdesertriverriverlakelakeoceanoceanfresh lakesalt lakesquare/skwe/n.平方平方 m

2、eter/mit/n.米米square meter 平方米平方米 deep/dip/adj.深的深的desert/dezt/n.沙漠沙漠population/ppjle()n/n.人口人口Asia/e/n.亚洲亚洲tour/t/v.n.旅行旅行tourist/trst/n.旅行者旅行者wall n.墙墙amazing /mez/adj.令人大为惊奇的令人大为惊奇的Ancient/ennt/adj.古代的古代的wide/wad/adj.宽的；宽阔和宽的；宽阔和Language Goal:Talk about geography and nature Do you know these place

3、s?The Nile(尼罗河）尼罗河）is the longest river in the world.Its 6671 kilometers long.The longest river in the world.The Nile/nal/尼罗河尼罗河 The highest mountain in the world.Qomolangma.Its 8,844.43 meters high!Qomolangma/tmlm/珠穆朗玛珠穆朗玛 The deepest salt lake in the world The Caspian Sea is 1,025 meters deep.The

4、Caspian/kspin/sea 里海里海The biggest desert in the world.The Sahara is 9,600,000 square kilometers in size.The Sahara/sh:r/沙哈拉沙哈拉 Qomolangma 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 kno

5、w.8,844 meters high.8,844米高米高 meters high(long,wide)米高（长，宽米高（长，宽)。英语表示英语表示“有多长（宽，高有多长（宽，高）”时，时，一般一般将数词和数量单位放在表示长宽高的将数词和数量单位放在表示长宽高的形容词前作状语形容词前作状语。e.g.The wall is 1.7 metres wide.A:How high is Qomolangma?B:Its 8,844 meters high.How long is the Nile river?Its about 6671 kilometers long.How big is the

6、Sahara?Its about 8,000,000 square kilometers in size.What is the deepest sea in the world?The Sahara.How deep is it?Its about 1025 meters deep.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 a

7、ll the salt lakes.4.The Nile is _ river in the world.higherthe biggestthe deepestthe longestGeographic facts地理常识地理常识the longest riverthe highest mountainthe biggest desertthe deepest salt lake The NileThe SaharaThe Caspian Sea6,300 kilometers longlong8,844 meters highhighQomolangma6,671 meters deepd

8、eep9,600,000 square kilometers in sizein size2a 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 populatio

9、n 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.42132b Listen again and fill in the blanks in 2a with the numbers in the box.6,300 5,000 5,464 300_ The Yangtze Riv

10、er 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.6,3005,464_ 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 bi

11、g as the US,but it is the biggest country in Asia.5,000300 中国的长城共有近一万公里，东起河北秦皇岛的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，北京境内的长城有大关口，北京境内的长城有600余公里，比较著名余公里，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。峪长城、居庸关长城和箭扣长城等。The Great Wall 2d Read the conversat

12、ion 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，大家尽管问我任何在今天的长城游中，大家尽管问我任何问题，不要拘束。问题，不要拘束。fell free是英语口语中

13、一个常用表达是英语口语中一个常用表达。若。若有人让你有人让你feel free to do something，就，就是是让你无需拘束，只管按照自己的意愿让你无需拘束，只管按照自己的意愿去做某事。去做某事。e.g.A:Can I use your bathroom?我可以用一下你的卫生间吗？我可以用一下你的卫生间吗？B:Yes,feel free.可以，请随意。可以，请随意。as far as I know是一个固定的表达方是一个固定的表达方式，还可以说式，还可以说so far as I know，意思，意思是是“据我所知据我所知”。2.As far as I know,there are n

14、o man-made objects as big as this.据我所知，再没有像它这样大的人造据我所知，再没有像它这样大的人造物体了。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。就我所知，杰克有一对孪生姐妹。Theyre not coming today,so far as I know.他们今天不来了他们今天不来了 就我所知是这样的。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 WallHow long is the wall?Its about 8,850 kilometers long.This makes it the longest wall in the world.Its the most famous part.A:To memorize the important phrases and sentences.B:To make some dialogues about asking the size of objects.