R 八年級下冊Unit 7Whats the highest mountain in the world?Section A 第一課時第一課時 1a-2dSQUARE N. 平方平方meter n. 米desert n. 沙漠population n. 人口wall n. 墻TOUR V. N. 旅行旅行Language Goal:Talk about geography and nature1a. Match the facts you know.Qomolangma about 9,600,000 square kilometers in sizeThe Sahara1,025 meters deepThe Caspian Sea6,671 kilometers longThe Nile8,844.43 meters high1aPractice in pairs like this:A: Which is the in the ?B: 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.higherthe biggestthe deepestthe longest1c. Use the information in 1b to make conversations. What is the highestmountain in the world? 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 _ 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.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 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 biggest 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 thestory in a conversation between the boy and a TV reporter. Did you know that 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 Great 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 about 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 as this.Tourist 3: Is Badaling part of the Ming Great Wall?Guide :Yes, its the most famous part. Language points1The Sahara is about 9,600,000 square kilometers in size.square是是可數(shù)名詞可數(shù)名詞，意為，意為“平方；正方形平方；正方形”。square用用于專有名詞時于專有名詞時,其前不加冠詞。其前不加冠詞。如：如：Ask each student to draw 16 squares on a piece of paper.要求每個學生在紙上畫要求每個學生在紙上畫16個正方形。個正方形。I would estimate the size of the garden at 100 square metres. 據(jù)我看據(jù)我看,這花園總面積這花園總面積100平方米左右。平方米左右。 Language points2. The Caspian Sea is 1,025 meters deep.（1）deep是是形容詞形容詞，意為，意為“深的；縱深的深的；縱深的”。如：如：This river is about 6 meters deep. 這河大約有六米深。這河大約有六米深。His personality left a deep impression on us. 他的人品給我們留下了深刻的印象。他的人品給我們留下了深刻的印象。（2）meter是是名詞名詞，意為，意為“米；公尺米；公尺”。如：如：The boy is one meter tall in his stocking feet. 這個小男孩不穿鞋的身高是一米。這個小男孩不穿鞋的身高是一米。It is a mere 100 meter from my house to the theater. 從我家到劇場只有一百公尺。從我家到劇場只有一百公尺。 Language points3. China has the biggest population in the world. (1)population 是是集合名詞集合名詞，意為，意為“人口；人口數(shù)量人口；人口數(shù)量”，無復數(shù)形式無復數(shù)形式，在句中作，在句中作主語主語時，時，謂語動詞用單數(shù)謂語動詞用單數(shù)。但。但當當population 前有分數(shù)或百分數(shù)修飾時，用于指具體前有分數(shù)或百分數(shù)修飾時，用于指具體的人數(shù)，故作主語時，謂語動詞要用復數(shù)形式。的人數(shù)，故作主語時，謂語動詞要用復數(shù)形式。如：如：The population is growing fast 。 人口增長很快。人口增長很快。One fifths of the population here are workers。 這兒有五分之一的人是工人。這兒有五分之一的人是工人。Language pointsLanguage points 4. China is almost as big as the Us,but it is the biggest country in Asia. （1）“as+形容詞或副詞的原級形容詞或副詞的原級+as”表示表示雙方在某個雙方在某個方面一樣方面一樣，既可以用在，既可以用在肯定句肯定句里，也可以用在否里，也可以用在否定句定句中。中。如：如：She is as tall as me.她和我一樣高。她和我一樣高。He runs as fast as Paul. 他跑得和保羅一樣快。他跑得和保羅一樣快。“not as+形容詞或副詞的原級形容詞或副詞的原級+as”表示表示雙方在某個雙方在某個方面不同方面不同。如：如：His English is not as good as hers. 他的英語不如她的好。他的英語不如她的好。Language points (2)biggest是是形容詞形容詞big的最高級的最高級，意為，意為“最大的最大的”。如：如：This is the biggest animal that I have ever seen.這是我見過的最大的動物。這是我見過的最大的動物。 形容詞的最高級形容詞的最高級用于用于表示三者或三者以上（人或物）的表示三者或三者以上（人或物）的比較中比較中，在某方面超過其他人或物。最高級的前面要加在某方面超過其他人或物。最高級的前面要加定冠詞定冠詞the，后面可帶，后面可帶of/in短語來說明比較的范圍短語來說明比較的范圍。如：如：Its the most expensive car in the world. 它是世界上最昂貴的汽車。它是世界上最昂貴的汽車。 Whose drawing is the best of all? 在所有畫當中誰的畫最好？在所有畫當中誰的畫最好？Language points5. Feel free to ask me anything on todays Great Wall tour. wall 是是可數(shù)名詞可數(shù)名詞，意為，意為“墻墻,圍墻圍墻”,in the wall表示表示“在墻的里面在墻的里面”; 而而on the wall表示表示“在墻的表面在墻的表面”。the Great Wall(長城長城)是是the Great Wall of China(中中國長城國長城)的簡稱。的簡稱。如：如：The explosion caused the walls of the building to fall in. 爆炸使建筑物的墻倒塌了。爆炸使建筑物的墻倒塌了。He who does not reach the Great Wall is not a true man. 不到長城非好漢。不到長城非好漢。 單項選擇。單項選擇。1. I think she is _ of all the girls. A. beautiful 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根據(jù)漢語意思完成句。根據(jù)漢語意思完成句。1. 據(jù)我所知，世界上沒有墻和長城一樣長。據(jù)我所知，世界上沒有墻和長城一樣長。 _ _ _ I know, no other walls are _ _ _ the Great Wall.2. 中國人口非常多。中國人口非常多。 Chinas _ _ _. = Chinas people _ _.As far as as long aspopulation is large / big are many 禮貌是一種語言。它的規(guī)則與實行，禮貌是一種語言。它的規(guī)則與實行，主要要從觀察，從那些有教養(yǎng)的人們舉主要要從觀察，從那些有教養(yǎng)的人們舉止上去學習。止上去學習。 洛洛克克