Unit 7 What's the highest mountain in the world？（第1课时）教案

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`人教版英语八年级下册Unit 7 What's the highest mountain in the world？ Section A（1a-2d）第1课时教学设计 课题Talking and speaking about the facts about geography and the world.教学目标Teach the new words and expressions课标词汇: population; Asian; feel free; tour; tourist; wall; amazing; ancient; protect; wide; as far as I know; man-made; one of the oldest countries; as...as...; the same as. （2）Key sentences:1.China has the biggest population in the world.It's a lot bigger than the population of the United States.2.Feel free to ask me anything on today’s Great Wall tour.3.As far as I know, there are no other man-made objects as big as this.4. Wow, that’s amazing.5.The main reason was to protect their part of the country.（3）Review the comparatives and superlatives .教学重难点1. Learn the words and phrases of this part by heart.2. Review the comparatives and superlatives .教学过程Lead-in （Look at some pictures）Have you been to the Great Wall and Qomolangma? They are really fun and amazing！ Have you explored the following places？LearnStep 1 Pre-listeningQomolangma runs along the border between China and Nepal（尼泊尔） .It is covered with snow all the year round. It’s 8,844.43 meters high. It’s the highest mountain in the world. It’s 26 kilometers long. The Nile is the longest river in the world. It’s about 6,671 kilometers long. It is in Africa and runs into the Mediterranean [meditə reinjən] Sea(地中海) in the end. The Caspian Sea is the deepest lake of all the salt lakes(所有的咸水湖中) in the world. It’s 1,025 meters deep (深).It lies in 位于the border(边界 )between Asia(亚洲) and Europe(欧洲). The Sahara is the biggest desert in the world. It’s about 9,600,000 square kilometers平方公里 in size .It is located in(坐落在 )the northern Africa非洲北部. The climate conditions (气候条件)are very bad.（1a）Match the facts you know.Step 2 Listening.1（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.Numeral +noun + adjective 数词+名词+形容词14 years old8,844 meters high9,600,000 square kilometers in size 1,025 meters deep6,300 kilometers long（1c）Use the information in 1b to make conversationsA: What is the highest mountain in the world?B:QomolangmaA:How high is it?B:It’s 8,844.43 meters high.（2a）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.Listening Material Mike：Hi, I’m Mike. I’m from the United States.Boy： Welcome to our class, Mike. We’re happy to meet you.Mike：Can you tell me a bit more about China?Girl： Sure! Did you know that China is one of the oldest countries in the world? It’s over 5,000 years old.Mike：Yes, I did. It’s much older than my country—in fact, the United States is one of the youngest countries in the world. It’s not even 300 years old.Boy：And China has the biggest population, too. It’s a lot bigger than the population of the United States.Mike：But China is about the same size as the US, right?Girl：Yes, and it’s the biggest country in Asia. We also have some famous rivers. The Yangtze River is the longest river in Asia. It’s about 6,300 kilometers long.Mike：Wow! I didn’t know that. I thought the Yellow River was longer.Boy：No, the Yellow River is 5,464 kilometers long. But both rivers are very important to China.（2c）Make conversations using the information in 2a.（2d）Role play the conversationGuide: 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.Read the conversation in 2d and answer the questions.Step 3 Learn language points（1）课标词汇: population; Asian; feel free; tour; tourist; wall; amazing; ancient; protect; wide; as far as I know; man-made; one of the oldest countries; as...as...; the same as.（2）重点句子：（1）China has the biggest population in the world. It's a lot bigger than the population of the United States. population 是集体名词，在句中作主语时，谓语动词用单数形式。The population of the world continues to increase, but in some areas the population is falling.② 表示有多少人口时，用“have/has a population of + 数词”，或“the population of … is + 数词”。China has a population of about 1.4 billion. The population of China is about 1.4 billion.③ 询问人口多少时，用“What is the population of …?”或“How large is the population of …?”。What/How large is the population of Hebei Province?④ 表示人口多少时，用 big/large 或 small 修饰，而不能用 many，much 或 few 等。India has a large population.类似的，表示 price（价格）高低，用 high 或 low，不能用 expensive 或 cheap；表示 temperature（温度）高低，用 high 或 low，不能用 hot 或 cold。Feel free to ask me anything on today’s Great Wall tour.tour n. & v. 旅行；旅游tour在此处作可数名词，还可以作动词。They went on a tour around Europe last year. ( n.)We toured Italy for our holiday last year. ( v.)【拓展延伸】tour (v.) + 后缀 -ist → tourist (n.) 旅行者；观光者The tourists (n.) toured (v.) Hong Kong for holidays. They all enjoyed their tour (n.). (3) 3.As far as I know, there are no other man-made objects as big as this.句式分析：as big as this 在句中作后置定语修饰前面的主语other man-made objects 。As far as I know 据我所知= so far as I knowAs far as I can see 据我看（4）Wow, that’s amazing. amazing adj. 令人大为惊奇的；令人惊喜（惊叹）的amazing一般用于修饰事物，amazed（感到惊奇的）常用于修饰人。 be amazed at 意为“对……感到惊讶”。The amazing magic show made me feel so amazed.I’m amazed at my rapid progress.【拓展延伸】以 -ing（令人……），-ed（感到……）结尾的形容词：interesting/interested, surprising/surprised, relaxing/relaxed, moving/moved, tiring/tired, boring/bored, exciting/excited,（5）The main reason was to protect their part of the country.protect v. 保护；防护protect此处用作及物动词, protect… against/from…“保护……免于……”。protection作不可数名词，意为“保护；防卫”。Are we doing enough to protect the environment?He wears a scarf to protect himself against/from the strong wind.It’s parents’ duty to provide protection for their children.Step4 Homework1. Learn the words and phrases of this part by heart.2. Learn to use Comparatives and superlatives with adjectives and adverbs.