Unit 7 Section A 1a-2d 课件 2024-2025学年人教版英语八年级下册

Unit 7 What’s the highest mountain in the world? Section A 1a-2d key words square (n.) meter (n.) deep (adj.) desert (n.) 平方；正方形的； 正方形；广场 米；公尺(=metre) 深的；纵深的 沙漠 亚洲 旅行；旅游 旅行者；观光者 墙 令人大为惊奇的； 令人惊喜(或惊叹)的 Asia (n.) tour (n.&v.) tourist (n.) wall (n.) amazing (adj.) key words man-made (adj.) 古代的；古老的 保护；防护 宽的；宽阔的 人造的 ancient (adj.) protect (v.) wide (adj.) （可以）随便（做某事） 就我所知 feel free as far as I know Do you know these places? The world's largest yellow waterfall - Hukou Waterfall The Potala Palace, the highest palace in the world at an altitude Do you know these places? The world's longest city wall - the Great Wall of China the longest river in the world-the Nile Do you know these places? The world's largest waterfall group - Huangguoshu Waterfall The highest mountain peak in the world - Mount Everest Do you know these places? the biggest desert in the world-The Sahara the deepest of all the salt lakes-The Caspian Sea They are known as the best in the world Match the facts you know. 1a Qomolangma the Nile the Caspian Sea the Sahara about 9,000,000 square kilometers in size 1,025 meters deep 6,671 kilometers long 8,848.86 meters high 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 意为“……比其他任何一个……都……”比较级+ than any other +可数名词单数 =比较级+ than the other +可数名词复数 =是最...的 =形容词最高级+可数名词单数 1c Make conversations. What is the highest mountain in the world? Qomolangma. What is ___ _______ ________ in the world? biggest desert the The Sahara. 1c Make conversations. What is _____________________ in the world? _______. Can you read the following numbers? 5,000 6,300 5,465 300 six thousand and three hundred five thousand, four hundred and sixty-five five thousand three hundred 2a Listen and number the facts [1- 3] 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 is over ______ years old. It has a much longer history than the US. The US is not even _____ years old. ___ China is bigger than the US, and it is the biggest country in Asia. 3 1 2 2a ___ The Yangtze River is about ______ kilometers long and the Yellow River is ______ kilometers long. ___ China is over ______ years old. It has a much longer history than the US. The US is not even _____ years old. ___ China is bigger than the US, and it is the biggest country in Asia. 6,300 5,464 5,000 300 Listen again and fill in the blanks in 2a with the numbers in the box. 6,300 5,000 5,464 300 2b 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. Make conversations using the information in 2a. one of the+形容词最高级+可数名词复数 “最……的……之一”， 作主语时，谓语动词用单数形式。 2c 在形容比较级前还可以用much, even, a little, still ,a lot, less等修饰词表示程度。 A: Did you know that ____________is the longest wall in the world？ the Great Wall B: Yes, I did. It’s the parts from ________________. the Ming Dynasty A: How long is the wall? Make conversations B: It’s about ___________________. 8,850 kilometers long A: Why did the ancient emperors build the wall? B:The main reason was ______________________________. to protect their part of the country. A: Which part is the most famous part of the Ming Great Wall? The Badaling part. B:______________________________. According to 2d 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. 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 other 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. Role-play the conversation. feel free to do sth. (可以)随便(做某事) tour作名词： a tour of/around… ……的旅行 go on a tour “去旅游” tour作动词：“旅行；旅游” tourist是可数名词，“旅行者；观光者” 辨析：amazing与amazed amazing “令人大为惊奇的；令人惊喜 （或惊叹）的”，其主语或所修饰的名词通常是物，常用来说明事物的特征。 amazed“大为惊奇的”，其主语或所修饰的名词通常是人，常用来说明人的感受。 protect … from / against… 保护……不受……（的伤害 ） protection n. 保护；保卫 = so far as I know 就我所知 和...一样 如你所见 2d REMEMBER 用最高级和比较级表示世界之最： 我们学习了询问世界之最的句型是1.___________________________________________，例如：“世界上最长的河是什么？”应该说：What is the longest river in the world?也学习了 “any other +可数名词的单数”意为“2._______________”,指3. ________________________________________________ 。通常用于比较级，多用于同一范围内相比较。可与 4.________________________ 互换，也可用最高级形式表示。 事物长、宽、高及深度的表达方式： 我们学习了用英语表达事物长、宽、高及深度，比如：50米宽应该说1.________________，询问多深用该用2.___________，多长应该用3.__________。 50 meters wide how deep how long What is +最高级+可数名词单数+in the world? 任何其他的…… 在同一范围内除了某人或某物以外的其他任何人或物 “the other +可数名词复数” 1. Our playground is about 2,000 s _____      meters in size. 2.I have five friends here, Jane and Lucy are 　t 　 　 　.  3.Please p endangered animals . 4.He wants to drive across the d                    alone. 5.The movie is very a                       . 一、根据提示完成句子。 square tourists protect desert amazing Exercise 二、根据汉语意思完成句子。 1.据我所知，他很擅长弹吉他。 _____ _____ _____ I know, he is good at _________the guitar. 2.中国人口越来越少。 China’s population___ _______ _____ ______. 3.这根棍子和那根一样长。 This stick is ___ _________ _____ that one. 4. 西湖有多深？ _____ _________ is the Xihu Lake? As far as is less and less as long as playing How deep 5. 加拿大的人口是多少？ ________ ________ ____________ of Canada? 6. 她戴着太阳镜以保护眼睛免受阳光的伤害。 She is wearing sunglasses to ________ her eyes ________ the sunlight. 7. 汤姆比吉姆学校的任何学生都高。 Tom is _______ _______ ________ ________in Jim's school. 8. 你随时都可以来这里吃晚餐。 You ________ ________ ________ eat dinner here anytime. What's the population protect from taller than any student feel free to Homework null 54372.6 $$