人教版八年级下Unit7 Section A 1a—2d课件（共25张PPT）.ppt

英语教学课件系列 Go for it! 八年级 ( 下 ) 申素芳 Unit 7 What’s the highest mountain in the world? Section A 1a-2d Language Goal: Talk about geography and nature mountain river salt lake dessert Language Goal: Talk about geography and nature mountain river salt lake dessert the highest the longest the deepest the biggest Qomolangma about 9,600,000 square kilometers in size The Sahara 1,025 meters deep The Caspian Sea 6,671 kilometers long The Nile 8,844.43 meters high 1a. Match the facts you know. 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. 1b. Listen and complete the sentences. higher the biggest the deepest the longest =the other mountain s 1c. Use the information in 1b to make conversations. A: What is the highest mountain in the world? B: Qomolangma. A: What is the biggest desert in the world? B: Sahara. A: What is the deepest salt lake in the world? B: Caspian sea. Pair work A: What is the longest river in the world? B: Nile. ______ The Yangtze River is about ________ kilometers long and the Yellow River is __________ kilometers long. ____ China has the biggest population in the world. It’s a lot bigger than the population of the US. 2a. Listen and number the facts [ 1-4] in the order you hear them. 6,300 5,000 5,464 300 ____ 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 country in Asia. 2b. Listen again and fill in the blanks in 2a with the numbers in the box. ______ The Yangtze River is about ________ kilometers long and the Yellow River is __________ kilometers long. ____ China has the biggest population in the world. It’s a lot bigger than the population of the US. 6,300 5,000 5,464 300 6,300 5,464 ____ 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 big as the US, and it is the biggest country in Asia. 5,000 300 A: Did you know that China is one of the oldest countries in the world? B: Yes, I did. It’s much older than my country. 用 big 说面积和人口 , 用 long 或 old 说历史 2c. Make conversations using the information in 2a. 比较 C hina,The US Group work Guide ： Feel free to ask me anything on today’s Great Wall tour. Tourist 1 ： How long is the wall? Guide ： Ah, the most popular question! If we’re only talking about the parts from the Ming Dynasty, it’s about 8,850 kilometers long. This makes it the longest wall in the world. 2d. Role-play the conversation. Tourist 2: Wow , that’s amazing ! Why did the ancient emperors build the wall? Guide: The main reason was to protect their part of the country. As you can see ， it’s 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, it’s the most famous part. 1. Feel free to ask me anything on today’s 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 。 feel 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。 Language points 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”。 例如： As far as I know, Jack’s got twin sisters. 就我所知，杰克有一对孪生姐妹。 They’re not coming today, so far as I know. 他们今天不来 了 — 就我所知是这样的。 3. the Ming Great Wall 明长城 “明长城”是指明朝时期为了防御北方游牧民族的骚扰，历时一百多年在北部地区 修筑的军事防御工程。这段长城东起辽宁虎山，西至甘肃嘉峪关，从东向西横贯多个省、 直辖市、自治区， 全长约 8850 千米 ，是现存历代长城遗迹中最完整、最坚固的。 一 写出下列单词的比较级和最高级 1. good 2. comfortable 3. big 4. happy 5. cheap 6. many 7. difficult 8. little 1. good 2. comfortable 3. big 4. happy 5. cheap 6. many 7. difficult 8. little better best more ～ most ～ bigger biggest happier happiest cheaper cheapest more most more ～ most ～ less least 1. Lily gets up ______ (early) than Lucy. 2. Which goes __________ (slowly), Tom or Jim? 3.This book is _______________ (interesting) than that one. earlier more slowly more interesting 二 根据所给词的适当形式填空 4. She works ________________ (careful) in her school. 5. Who goes to bed _________ (late) Jim, Tom or Jack? 6. I think turkey is ________________ (delicious) of all. the most carefully latest the most delicious Homework Can you think of more examples to show …is the most…in the world? Compete with your classmates. Thank You!