Unit 4 课时1 Section A 1a-1d（教学课件）英语新教材鲁教版八年级上册

Unit 4 The Wonders of Nature Section A 1a-1d 课型：听说课 主讲人：XXX 通过听、说、看等方式，获取并正确认读关于自然奇观的地理类词汇（如waterfall, desert, trench等），感知描述自然景观特征的词汇用法（如level, surface, depth等）（学习理解） 01 通过听力捕捉、对话练习，获取文本中自然奇观的维度、规模等关键信息，归纳并内化用大数描述事物特征、问答自然奇观相关信息的常用表达（如...is the highest in the world, It’s...metres high/deep）（应用实践） 02 通过讨论和合作交流，理解自然奇观的独特价值，能够主动分享自己熟知的自然奇观信息，并认同探索和保护自然的重要性。 （迁移创新） 03 学习目标 01 Lead in Let’s enjoy some natural wonders of the world. Lead in 今天我们将进行“环球探险队”的队员选拔与首航任务，大家作为候选人，将通过完成听力、口语任务获得“探险徽章”，最终成为Global explorers,赢得“首航资格”。 02 Pre-listening 1a Match the places with the pictures. ____Nile River ____Angel Falls ____Mount Qomolangma ____Dead sea ____Sahara Desert ____Mariana Trench A B D E C F F A D C E B How much do you know about these amazing places? Pre-listening Read these words. wonder n.奇观；惊叹 v.琢磨；想知道 measurement n.数量；测量 square kilometre 平方干米 below prep.在......下面；低于 adv.在(或到)......下面 level n.高度；水平；程度 surface n. 表面；表层 Nile River 尼罗河 Angel Falls 天使瀑布 Mount Qomolangma 珠穆朗玛峰 Dead Sea 死海 Sahara Desert 撒哈拉沙漠 Mariana Trench 马里亚纳海沟 03 While-listening 1b Listen to the game show. Complete the descriptions of the places. Place Description Mount Qomolangma the ________in the world Sahara Desert the ________in the world Dead Sea the ________on earth Mariana Trench the ________in the ocean 听力技巧：听主旨，抓描述性最高级词汇（highest, largest...） highest mountain biggest desert lowest place deepest point 1c Try to read the following numbers. 英语数字的读法 416 8,848.86 11,000 9,000,000 英语中，数字从后往前数，每三位标一个逗号。 例： 9,000,000 百位和十位中间加and 小数点读作point, 小数点后的数字逐个单独读出。 thousand million 1c Listen again. Complete the measurements. Place Measurement Mount Qomolangma ________metres high Sahara Desert about ________square kilometres in size Dead Sea ________metres below sea level Mariana Trench about________metres deep 听力技巧：精听，边听边记录关键数据。 8,848.86 9,000,000 416 11,000 04 Post-listening 1d Pair work. Talk about the places you have learnt about. For example: A: What’s the highest mountain in the world? B: It’s Mount Qomolangma. A: How high is it? B: It’s 8,848.86 metres high. Post-listening Discuss in groups. “首航规划”任务 如果要选择两个natural wonders 进行首次探险，在组内讨论，必须运用所学句型和数据说明选择理由（如：We choose... because it’s the ... in the world. It’s ... meters high/deep.),并尝试补充新信息或感受。 恭喜你成为 Global Explorer! Report your group’s discussion result to the class. Evaluation(评价) Complete content (内容完整) Correct language (语言准确) Clear voice (自信表达) Hello, everyone! I'd like to share our group’s result about amazing places we will go. We choose... because it’s the ... in the world. It’s ... meters high/deep. It’s very... We also would like to explore ... Because ... it’s the ... in the world. It’s ... meters high/deep. It must be ... We all love to explore the world. Thank you! Post-listening 05 Summary Sum up what you have learned. Natural wonders Mount Qomolangma the highest Sahara Desert the biggest Dead Sea the lowest Mariana Trench the deepest Summary 8,848.86 9,000,000 416 11,000 06 Language Points 词 讲 练 wonder /ˈwʌndə(r)/ v. 想知道；感到惊奇 n. 奇迹；奇观 ---- wonderful adj. 精彩的；绝妙的 ---- wonderland n. 仙境；奇境 1.We all wonder ______ (at/in/for) the beauty of the sunset. 2. We had a _________(wonder) time at the beach last weekend. 3. The Grand Canyon(科罗拉多大峡谷) is one of the natural _________ (wonder) in the world. Language points (1)想知道，后常接宾语从句、疑问词+不定式结构,相当于want to know。 例：I wonder what he is doing now.我想知道他现在在做什么。 (2)感到惊奇；惊叹，常用搭配wonder at sth 例：We all wonder at his rapid progress in English.我们都对他英语的快速进步感到惊叹。 (3)作名词，意为“奇迹；奇观”，常用搭配 the wonders of...（……的奇迹） 例：The Great Wall is one of the great wonders of the world.长城是世界上伟大的奇迹之一。 wonders at wonderful Language points (the+)最高级(+名词)+in/of 短语， 意为“……中最……的”。 I think spring is the best time of a year. 我认为春天是一年中最好的时节。 Tom works (the) hardest in Class3. 在三班汤姆学习最努力。。 one of the +形容词最高级+可数名词复数+in/of 短语，意为“……中最……的……之一”。 Hangzhou is one of the most beautiful cities in the world. 杭州是世界上最美的城市之一。 the +序数词+形容词最高级+可数名词单数+in/of 短语, 意为“在…中是第几……的……” As we all know, the Yellow River is the second longest river in China. 众所周知,黄河是中国第二长河。。 最高级（-est）的用法 Language points The Amazon Rainforest is one of the _______ (large) tropical rainforests in the world. 亚马孙雨林是世界上最大的热带雨林之一。 The Nile River is the _________ (long) river in the world. 尼罗河是世界上最长的河流。 Victoria Falls is one of the _____________ (beautiful) waterfalls on the planet. 维多利亚瀑布是地球上最美的瀑布之一。 The Great Barrier Reef is the _________ (long) coral reef system in the world. 大堡礁是世界上长的珊瑚礁系统。 The Mariana Trench is the __________ (deep) ocean trench in the world. 马里亚纳海沟是世界上最深的海沟。 “世界之最”练习 largest longest most beautiful longest deepest 07 Exercise 词汇练习 Exercise 1. The Great Pyramid is a great ___________ (奇观) of the ancient world. 2. We need to get the exact _____________ (测量数据) of the room before buying the carpet. 3. The temperature today is five degrees ___________ (低于) zero. 4. The water __________ (水平面) in the lake is rising because of the heavy rain. 5. The _________ (表面) of the moon is covered with dust and rocks. 6. Mount Qomolangma is the _________ (high) mountain in the world. 7. The Sahara is by far the __________ (large) hot desert on Earth. 8. What’s the __________ (deep) point in the ocean? — It’s the Mariana Trench. 9. Scientists use special tools for the __________ (measure) of the trench’s depth. 10. We looked at the stars and __________ (wonder) if there is life in space. wonder measurement below surface level highest largest deepest measurement wondered 单项选择 Exercise 1. How do you read the number “8,848.86” in English? A. Eight thousand eight hundred and forty-eight point eight six. B. Eight thousands eight hundred forty-eight point eighty-six. C. Eight thousand and eight hundred forty-eight point eight six. 2. The Dead Sea is about 430 meters _______ sea level. A. under B. below C. down 3. — _______ is the Nile River? — It’s about 6,650 kilometers long. A. How much B. How deep C. how long 4. The Yangtze River is one of _______ rivers in Asia. A. long B. longer C. longest D. the longest A B A D 08 Homework Homework 基础作业 拓展作业 实践作业 绘制一幅“世界自然奇观探险地图”，标注英文名称和关键数据。 以“The most amazing place I want to explore”为题，录制一段2分钟英文解说视频，并尝试解释原因。 上网查询更多关于自然奇观的介绍，每人制作一个自然奇观海报在班级展览。 辅助资源： BBC Earth-Planet Earth National Geographic- Amazing Planet Discovery Channel-Wonders of Nature Thank you for listening null 18528.0 null 110422.555 null 97647.43 $