人教版英语八下Unit7-What’s-the-highest-mountain-in-the-world？Section-A-1a-2c-优秀公开课(含音频)课件.ppt（纯ppt,不包含音视频素材）

1、At the end of the lesson,students will be able to 1.pornounce and use correctly the new words such as square,meter,deep,desert,population,Asia.2.master the use of large numbers.E.g.The Yangtze River is about 6,300 kilometers long and the Yellow River is 5,464 kilometers long.3.descrble objects by us

2、ing the forms of comparatives and superlatives.Lets enjoy the journey around the world！Ganshuthe Caspian Sea-the biggest salt lake里海里海-世界最大咸水湖世界最大咸水湖the Amazon River-the biggest river亚马孙河亚马孙河-世界最大河流世界最大河流the Nile-the longest river尼罗河尼罗河-世界最长河流世界最长河流the Sahara-the biggest desert撒哈拉沙漠撒哈拉沙漠-世界最大沙漠世界最大沙

3、漠highestlongestbiggestdeepestmountain 山山river 河河desert 沙漠沙漠 salt lake 咸水湖咸水湖freshwater lake 淡水湖淡水湖We went tothein the world.square n.平方平方meter n.米米 skwe mi:t(r)22Spell the word correctly and get 2 pointsdeep adj.深的深的desert n.沙漠沙漠di:pdezt22Spell the word correctly and get 2 pointsAsia n.亚洲亚洲populatio

4、n n.人口人口ppjle()ne22Spell the word correctly and get 2 pointsDo you like math?4m 4m square meters in size=1616 skwe mi:t(r)l35 thirty-five 23 twenty-threel30,000 thirty thousandl9,600,000 nine million six hundred thousand =nine point six millionl 1,025 one thousand and twenty-fivel 6,671 six thousand

5、 six hundred and seventy-onel8,844.43 eight thousand eight hundred and forty-four point four three is the smallest number.is the largest number.Do you know these places?/nal/tmlm/kpsin/sh:r/the highest mountain the longest river the deepest salt lake the biggest desert 1111Which is the highest mount

6、ain/the longest river/the biggest desert/the deepest lake in the world?A:How high is Qomolangma?B:Its 8,844.43 meters high.A:How big is the Sahara?B:Its about 9,600,000 square kilometers in size.A:How deep is the Caspian Sea?B:Its 1,025 meters deep.A:How long is the Nile?B:Its 6,671 kilometers long.

7、总结：英语表示总结：英语表示“有多长（宽，高有多长（宽，高）”时，一般结构是时，一般结构是:数词数词+数量单位数量单位+长长(long)/宽宽(wide)/高高(high)/深深(deep)形容词形容词。e.g.The wall is 1.7 metres wide.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 sa

8、lt lakes.4.The Nile is _ river in the world.higherthe biggestthe deepestthe longestIf you are a guide(导游)，please introduce(介绍)a famous place to the tourists(游客)._ is the longest river in China.Its longer than any other river in China.Its about 6300 meters long.A.The Amazon RiverB.The Yellow RiverC.T

9、he NileD.The Yangtze RiverjzChina the USDo you know anything about the two countries?_has the biggest population in the world._is the biggest country in Asia._has a much longer history.China 2a Listen and number the facts(1-4)in the order you hear them._ The Yangtze River is about _ kilometers long

10、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,and it is the biggest countr

11、y in Asia.42132b Listen again and fill in the blanks 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._ China is over

12、 _ 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.42136,3005,4645,000300A:Did you know that China is one of the oldest countries in the world?B:Yes,I did.Its much older than my country.Introdu

13、ce China and the US A:Did you know that China has the biggest population in the world?B:Yes,I did.Its a lot bigger than the population of the US.A:Did you know that Yangtze River is the longest river in Asia?B:Yes,I did.Its 6,300 kilometers long.A:Did you know that China is one of the oldest countri

14、es in the world?B:Yes,I did.Its much older than my country.Introduce China and the US A:Did you know that China has the biggest population in the world?B:Yes,I did.Its a lot bigger than the population of the US.A:Did you know that Yangtze River is the longest river in Asia?B:Yes,I did.Its 6,300 kilo

15、meters long.最古老的国家最古老的国家之一之一比我的国家要古老的多。比我的国家要古老的多。有最多的有最多的人口人口比（美国）人口多的多。比（美国）人口多的多。长江是（亚洲）最长的长江是（亚洲）最长的有有6300千米长。千米长。1c Use the information in 1b to make conversations.What is the highest mountain in the world?Qomolangma.Its higher than any other mountain in the world.What is theest_ in the world/China?A:What is the highest/longest/deepest/biggest.in the world?B:._.Its higher/longer/than any other _in the world.1.Memorize the important phrases and sentences.2.Make some dialogues about asking the size of objects.