1、,1,Section A1a-2d,2,Square.n.平方,meter.n.米,Step 1 Presentation,3,deep.adj深的,desert.n沙漠,population.n人口,Asia.n亚洲,4,tour.n,v旅行,tourist.n旅行者,wall.n墙,amazing.adj令人大为惊奇的,5,ancient adj 古代的,wide adj 宽的，宽阔的,6,Qomolangma珠穆朗玛峰8,844.43meters high,It is the highest mountain in the world.,Step 2 Warming-up,7,the N
2、ile尼罗河6,671 kilometers long,It is the longest river in the world.,8,Amazon亚马逊河,It is the second longest river in the world,9,the Yangtze River长江6,300 kilometers long,It is the longest river in Asia.,10,the Yellow River黄河5,464 kilometers long,It is the second longest river in China.,11,the Caspian Se
3、a里海1,025 meters deep,It is the deepest of all the salt lakes.,12,the Sahara撒哈拉沙漠9,600,000 square kilometers in size,It is the biggest desert in the world.,13,Step 3 Match the facts you know,14,Step4 Explaination,英语表示“有多长（宽，高）”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。 e.g.The wall is1.7 metres wide.,请将下列句子译成英语1.我
4、们的教室有4米长2这条河有20米宽3.这座山有100米高,15,Step5 Listening1.1b 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.,higher,the biggest,the deepest,the longest,16,2a
5、 Listen and number the facts(1-4)in the order you hear them.2b 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 Riveris_kilometers long._China has the biggest population in the world.Its a lot bigger
6、 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, butit is the biggest country in Asia.,17,Step6 2d Read the conversation and answer the questions:1)Which is the biggest man-made objects in
7、 the world？2)Which is the most famous part of the Ming Great Wall?,18,19,Step7 Language points and summary1.Feel free to ask me anything on todays Great Wall tour. 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? B:Yes,feel free. 2.As far as I know,there are no man-mad
8、e objects as big as this.as far as I know是一个固定的表达方式，意思是“据我所知”。e.g.As fa as I know,Jacks got twin sisters.,20,Talk about China in groups using the information in 1a -2d,Step 8,21,Step9 HomeworkA:To memorize the important phrases and sentences.B:To make some dialogues about asking the size of objects.,22,Thank you,23,
