资源简介

10960100107696002025-2026学年度第 二 学期 英语 学历案
单元设计教师 年级 班级 小组 姓名
单元名称：
Unit 4 The Wonders of Nature
你将学习什么？
课时安排
K1 Section A (1a-1d) 了解地理之最；
K2 Section A (2a-3c) 了解深海知识和大江大河，并用大数字和形容词描述其特点；
K3 Grammar (4a-4c) 复习比较级和最高级用法，并能熟练使用大数字和最高级等描述自然景观；
K4 Section B (1a-1e) 运用阅读技巧了解中国人攀登珠穆朗玛峰的历史和成就，体会登上精神，思考人类探索自然的意义；
K5 Section B Vocabulary in Use (2a-2c) 在与“世界地理知识和自然奇观”相关的语境中正确运用重点词汇和短语；
K6 Section B Reading&Writing (3a-3c) 速读并完成单元大挑战：写一篇内容充实而有感染力的自然奇观宣传广告。
【单元目标】
能正确识别与自然景观、地质现象、环境保护相关的核心词汇与短语，并能在语境中准确运用；
能听懂关于自然景观（如山川、湖海、奇特地貌）或自然现象（如极光、季风）的描述与对话，提取其地理位置、主要特征及成因等关键信息；
理解并能在语境中正确运用形容词的比较级与最高级询问和描述自然景观和一些旅游经历中所见所闻及个人感受；
通过扫读语篇 “Reaching New Heights”，快速从文本中定位并提取关键信息，如数字、年份、地名等；能快速匹配段落大意，判断文章细节信息，并能理解探索自然的历程与意义；
通过阅读大堡礁旅游广告，模仿完成青海湖或其他自然景观的旅游推介广告；能完成一篇简短的游记，用数字、比较级、最高级等目标语言描述旅游过程中的某处自然奇观、感受等，初步树立欣赏与保护自然的意识。
学法指导
1. 背景先行：提前了解世界地理之最、珠穆朗玛峰攀登史等背景知识，能帮你更快读懂课文。
2. 数字抓牢：本单元的大数字和比较级/最高级是重点，看到数字就主动用英语描述，比如“the highest mountain”“the deepest ocean”。
3. 语境记词：在“世界地理和自然奇观”的语境中记单词短语，避免孤立背诵。
4. 输出驱动：以“班级发布会”为目标，提前准备介绍稿，把零散知识串成完整内容。
课题与课时：Unit 4 The Wonders of Nature
K1 Section A 1a-1e 听说课
学习目标：
1. 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）。
2. 能辨析并熟练运用描述“地理之最”的形容词最高级和大数字，在语境中描述自然景观的面积、高度、深度等；
3. 通过讨论和合作交流，丰富对世界地理的认知，利用地理等跨学科知识辅助英语学习。
评价任务： Task 1指向目标1 Task 2指向任务 2、3
学法指导：
I. Background
1. Nile River 尼罗河
The Nile River is the longest river in the world. It is about 6,671 kilometres long. It runs through many countries in Africa. The river is very important. It helps ancient civilizations grow and develop. Many people live near it, and it still plays a great role in their lives today. It is truly a wonderful gift of nature.
翻译：尼罗河是世界上最长的河流，全长约6671千米，流经非洲多个国家。这条河至关重要，孕育了古代文明，如今依然在人们的生活中扮演重要角色，是大自然馈赠的宝贵奇迹。
2. Angel Falls 安赫尔瀑布
Angel Falls is the highest waterfall in the world. It lies in Venezuela, South America. The water falls down from a very high mountain. The scene is so amazing and beautiful. Lots of travellers come to visit it every year. It shows the great power and beauty of nature. It is one of the most fantastic natural wonders on the earth.
翻译：安赫尔瀑布是世界上最高的瀑布，位于南美洲委内瑞拉。水流从高山倾泻而下，景象壮观绝美，每年吸引大量游客前来观赏，展现了大自然的力量与美感，是地球上最神奇的自然奇观之一。
3. Mount Qomolangma 珠穆朗玛峰
Mount Qomolangma is the highest mountain in the world. Its height is 8,848.86 metres. It stands between China and Nepal. The weather there is cold and changeable. Many climbers try to reach its top. It is a symbol of courage and nature’s greatness. It is one of the greatest wonders in the world.
翻译：珠穆朗玛峰是世界最高峰，海拔8848.86米，屹立于中国与尼泊尔边境。这里气候寒冷多变，众多登山者尝试登顶，它是勇气与自然伟力的象征，也是全球最伟大的奇观之一。
4. Dead Sea 死海
The Dead Sea is the lowest place on earth. Its surface is 416 metres below sea level. It has much salt in the water, so people can float easily on it. No plants or fish can live in it, so people call it the Dead Sea. It is a special and amazing place for visitors to enjoy and explore.
翻译：死海是地球陆地最低点，水面位于海平面以下416米。水中含盐量极高，人们可以轻松漂浮其上，因无动植物生存而得名，是一处独特又神奇、适合游览探索的胜地。
5. Sahara Desert 撒哈拉沙漠
The Sahara Desert is the biggest desert in the world. It is about 9,000,000 square kilometres in size. It is in North Africa, with hot days and cold nights. There are sand, rocks and few plants here. Though it is dry, it has its special beauty. It is one of the most famous natural wonders on the earth.
翻译：撒哈拉沙漠是世界上最大的沙漠，面积约900万平方千米，地处北非，昼夜温差极大。这里遍布沙石，植被稀少，虽气候干旱，却拥有独特的荒漠之美，是全球最知名的自然奇观之一。
6. Mariana Trench 马里亚纳海沟
The Mariana Trench is the deepest point in the ocean. It is about 11,000 metres deep. It is in the western Pacific Ocean. The water is dark and cold there. People know little about its deep world. Some submersibles dive deep to study it. It is a mysterious and great wonder of nature.
翻译：马里亚纳海沟是海洋最深处，深度约11000米，位于西太平洋。这里海水幽暗冰冷，人类对其深处知之甚少，潜水器会深潜探索，它是一处神秘又壮阔的自然奇观。
II. 英文数字读写规则
1. 整数读写规则
三位数以上的数字从右往左，每三位用逗号分隔，形成分级单位，依次为千（thousand）、百万（million）、十亿（billion）等。
读百位及以内的数字时，通常在百位和十位之间加 and；在千位和百万位之间、百万位和十亿位之间则不需要加 and
2. 小数读写规则
小数点读作 point。小数点后的各位数字（包括0）需要逐个读出，中间不插入逗号。
学习过程
Engagement
Watch and and share :
Which natural wonders do you remember?
What amazing things do you know about them?
Exploration
Task 1 Preview自主预习完成以下任务
① 预习P31-32,勾画生字词，查单词表或字典做标注
② 结合地理知识，完成有关世界之最的信息整理
1.?The?highest?mountain?in?the?world?is?____________?____________.
2.?The?biggest?desert?in?the?world?is?____________?____________.
3.?The?lowest?place?on?earth?is?____________?____________.
4.?The?deepest?point?in?the?ocean?is?____________?____________.
5.?The?longest?river?in?the?world?is?____________?____________.
6.?The?highest?waterfall?in?the?world?is?____________?____________.
③ 尝试用英语读出以下数字 100； 2,000； 35,000； 400,000； 9,000,000； 416； 8,848.86；
④ 小组长带领组员解决生词认读问题
Task 2: Listen and share
1. Listen to the conversation and think about the questions below.
①What is the latest measured height of Mount Qomolangma?
A. 8,848.43 metres B. 8,848.86 metres C. 8,844.43 metres D. 8,844.86 metres
②How large is the Sahara Desert in size?
A. About 900,000 square kilometres B. About 9,000,000 square kilometres
C. About 90,000,000 square kilometres D. About 900,000,000 square kilometres
③How deep is the Mariana Trench?
A. About 416 metres B. About 8,848.86 metres
C. About 11,000 metres D. About 9,000,000 metres
Explanation
2. Listen again and complete the description of the place in 1b&1c.
3. 总结大数字的读法
数字单位梳理：百__________ 千___________ 百万___________ 十亿___________
三位数怎么读,例416：____________________________________________________________________
三位以上数字怎么读，例1,234,567,890________________________________________________________
4. 成果展示和分享
Elaboration
Task 3：Look and say
①根据1b表格或以下表格内容，创建对话
Place
Special Feature (特点、特征)
Length（长度）/Height（高度）
Nile River
The longest river in the world
6,671kilometres
Angel Falls
The highest waterfall in the world
979metres
Eg：
A： What’s the ......place in the world/on earth?
B：It’s.....
A：How high/long/low/big/deep....is it?
B：......
Evaluation
I. 根据英文读法写出数字
1. seven hundred and ninety _______________
2. nine thousand, five hundred and six _______________
3. twelve million, four hundred thousand _______________
4. thirty point two five _______________
5. one hundred and eight point zero seven _______________
6. two billion, three hundred thousand _______________
II. 用括号内所给单词的适当形式填空。
1.Hangzhou is a __________（wonder） place to take a trip. I’m sure you will fall in love with it.
2.I’m very interested in the Mariana Trench. Can you tell me its ______（deep） first?
3.My whole family watched the 9th Asian Winter Games in Harbin and it was a（n） ________（usual） experience. We will never forget it.
4.Different _______（desert） around the world have their own special kinds of plants and animals.
5.My brother is good at _______（dive） and my sister does well in swimming.

展开更多......

收起↑