英语人教版八年级下册Unit 7 Section A 1a -2d 教学设计.doc

Unit 7 Whats the highest mountain in the world?第一课时Section A(a-2d) 【Free talk】Whats the highest mountain in the world?【学习目标】1. 能掌握下列单词和短语：square, meter, deep, desert, population, Asia,wall,tour, tourist, ancient, protect, wide2. 能掌握下列短语: the highest mountain, square kilometers in size, all the salt lakes , a much longer history, as big as, one of the oldest countriesin the world , as you can see, as far as I know, man-made objects,3. 重点掌握以下句型：1) -Whats the highest mountain in the world?-Qomolangma.-How high is Qomolangma?-Its 8,844.43 meters high. Its higher than any other mountain.2) Did you know that China is one of the most oldest countries in the world ? 3) China has the biggest population in the world.It is a lot bigger than the population of the US.4)The main reason was to protect china. .5) As far as I know,there are no man made objects as big as this.4.学会描述物体的长度，高度，深度以及宽度。【STEPS】一、 Teaching new words: square, meter, deep, desert, population, Asia,wall,tour, tourist, ancient, protect, wide(show some photos to the students and leant )二、 Finish 1a (介绍珠穆朗玛峰，尼罗河，里海，撒哈拉沙漠等的地理位置。)Qomolangma runs along the border between China and Nepal. It is covered with snow all the year round. Its 8844.43 high, the highest in the world. Its 26 kilometers long.The Nile is the longest river in the world. Its more than 6600 kilometers long. It runs through 9 countries, its one of the largest river flows through the international states in the world and runs into the Mediterranean Sea(地中海) in the end. The Caspian Sea is the biggest lake in the world. It lies in the border between Asia and EuropeThe Sahara is the biggest desert in the world. It is located in the northern Africa, climate conditions are very bad, is one of the earths most not suitable for biological survivalThe Yangtze River is the third longest river in the world, the first Asian rivers. Its 6211.31 kilometers long. The Yangtze River Basin, east-west width of 3219 kilometers, about 966 kilometers wide north-south, passing through 11 provinces. It runs into the East Sea in Shanghai finally.三、 Listen to the mp3 of 1b,ang let the students do it .Check the answers. Listen and complete the sentences (answers: 1 higher 2 the biggest 3 the deepest 4 the longest)四、 Listen to the mp3 and fill in the blanks in 2a with the numbers in the boxListen again and fill in the blanks in the box (finishi 2b)五 .Practise 2c Make conversations using the information in 2a.A: Did you know that China is one of the oldest countries in the world?B: Yes, I did. its much older than my country.A: Did you know that Yangtze River is the longest river in China?B: Yes, I did. Its 6,300 meters long.B: Wow! Thats long!六 2D Read the conversation 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?Ask some students answer The Great Wall. Badaling part of the wall.Language Points 1. Fell free to ask me anything on todays Great Wall tour. 在今天的长城游中，大家尽管问我任何问题，不要拘束。fell free是英语口语中一个常用表达。若有人让你feel free to do something，就是让你无需拘束，只管按照自己的意愿去做某事。e.g.A: Can I use your bathroom? 我可以用一下你的卫生间吗？B: Yes, feel free. 可以，请随意。2. As far as I know, there are no man-made objects as big as this. 据我所知，再没有像它这样大的人造物体了。as far as I know是一个固定的表达方式，还可以说so far as I know，意思是“据我所知”。e.g. As far as I know, Jacks got twin sisters. 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 就我所知是这样的带读短文，然后跟读。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.七 HOMEWORK A: To memorize the important phrases and sentences.B: To make some dialogues about asking the size of objects重点句型1.-Whats the highest mountain in the world? -Qomolangma.-How high is Qomolangma?-Its 8,844.43 meters high. Its higher than any other mountain. the highest mountain in the world “ 世界最高峰” 此短语为形容词的最高级 the +最高级higher than any other mountain. 比任何一座山都高 此短语为形容词的比较级 any other mountain any other +单数名词eg H e is taller than any other boy in his class.= H e is the tallest boy in his class.How high 多高，用来提问高度在谈论物体的长度、高度、深度、宽度等时，多用形容词high/tall, long, deep(深的), wide（宽的）等。常用句型有： How high/tall/long/wide/deep+ is +主语? Its + 数量 + high/tall/long/wide/deep.如： -How high is the building? -Its about 100 meters tall. -How tall is the bridge? -More than 15 meters tall. -How long is the bridge? -About 300 meters long. -How wide is the river? -Its about 1kilometer wide. -How deep is the well(水井)? -Its about 20 meters deep.注：有部分形容词有名词形式，如：longlength,high-height,wide-width -Whats the length of the bridge? -Its 200 meters The height of Mount Tai is 1,532 meters. -Whats the width of the river? -About 120 meters.population 不可数名词，人口，人口数量 “询问某地人口的多少”要用疑问词“what”，而不能用“how many”，“how much”。Whats the population of China?中国有多少人口？/中国的人口是多少？ population指“人口总数”，作主语时，谓语动词要用单数形式。The population of our city is about 3 million. 我们城市的人口约有三百万。 population前有修饰词时，比如分数，百分数来表示整体中的一部分人，谓语动词一般用复数形式。Two thirds of the population of China are farmers.中国有三分之二的人口是农民。 指代population的代词要用thatThe population of China is larger than that of America. 表示人口多或少，要用large/big/great或small_ 词句为动词不定式作宾语 ，例如：The first thing is to greet teachers. The worst thing is to do nothing.【PRACTICE 】根据句意，用所给词语的适当形式填空。1. Do you know the first people _(land) on the moon?2.Qomolangma is one of _(danger)mountains in the world. 3.-Whi