Unit4 The Wonders of Nature Section B 1a-1e课件(共32张PPT,含内嵌视频)人教版(2024)八年级下册

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Unit4 The Wonders of Nature Section B 1a-1e课件(共32张PPT,含内嵌视频)人教版(2024)八年级下册

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(共32张PPT)
The Wonders of Nature
Section B 1a-1e
UNIT 4
通过本节课的学习,同学们将能:
1.准确运用核心词汇描述自然奇观的特征;运用扫读策略快速提取自然奇观类文本中的关键信息;通过精读(close reading),理解文本细节,分析自然奇观的独特价值。
2.掌握“扫读提取关键信息”“精读分析细节”的阅读策略,提升自主阅读与信息加工的能力;通过小组合作讨论,有效与同伴交流观点、共享思路,提升合作学习与表达能力。
3.了解中国登山队的历史成就,增强民族自信心与文化自豪感;分析文本结构,梳理“珠峰攀登的困难→中国团队的成就→探索自然的意义”的逻辑脉络,提升信息整合与逻辑推理能力。
Warming-up
Enjoy the video about Qomolangma.
What’s the highest mountain in the world
Qomolangma.
How high is it
It’s 8,848.86 metres high.
What do you know about Qomolangma
It looks like peaceful
and beautiful.
What do you know about Mount Qomolangma Tell a partner.
It’s ___________ mountain in the world.
It’s _________ metres in height.
It lies on the border between _______ and Nepal.
It is covered with ______ all year round, so is very __________ to climb.
the highest
8,848.86
China
snow
dangerous
1a
Scan the article to find the information below.
1. _______________:what climbers called the way
up the northern side of the mountain
2._______________:the distance between the Second Step and sea level
3._______:the year the first Chinese team reached the top of Qomolangma
4.__________________:the height of Qomolangma in 2020
Scanning
You can read a text
quickly to find specific
information, such as
numbers, years, names,
and places. Numbers
and years are usually in
Arabic numerals, while
names and places usually
start with capital letters.
Death Road
8,600 metres
1960
8,848.86 metres
1b
Reaching New Heights
On 24 May 1960, climbers Liu Lianman, Wang Fuzhou, Qu Yinhua, and Gongbu arrived at the Second Step. It was 8,600 metres above sea level. People said it was so high that even birds could not reach it. Liu allowed his teammates to step on his shoulders. Bit by bit, the climbers pulled themselves up, and they made it past the Second Step. At 4:20 a.m. on 25 May, the Chinese national flag flew above the world's highest mountain for the first time.
To most people, Mount Qomolangma is one of the greatest wonders of the world. On the highest place on earth, you will feel like you are able to touch the sky. But only the best climbers reach the top, and that is only if they survive the terrible conditions first. On the mountain, temperatures can fall to -30 degrees. Climbers must also deal with thin air, high cliffs, and changeable weather.
Before 1960, no one was able to reach the top of Qomolangma from the northern side. Mountain climbers even called that way the “Death Road”, but a Chinese climbing team was determined to make the climb.
Part 1
Part 2
Read the article and divide it into three parts.
In 1975,another Chinese team climbed to the top of Qomolangma to do research. This time, they brought a ladder to the Second Step. Until 2007, almost all climbers from the northern side used this “Chinese Ladder” to reach the top much faster. In 2020,a Chinese research team went to Qomolangma to measure its height—8,848.86 metres.
Climbing Qomolangma is dangerous. Some climbers reach the top successfully, but many fail. Why do people still risk their lives to climb the highest mountain in the world It is because human curiosity and ambition cannot be stopped. Or, as the English explorer George Mallory put it, it is simply “because it’s there”!
Part 2
Part 3
Read the article again. Match the paragraphs with the main ideas.
Part 1
Part 2
Part 3
C. Difficulties and dangers
B. Reasons for climbing Qomolangma
1c
A. Achievements of Chinese teams
Read the article again and find the answers to these questions.
1.Why is it difficult to climb Qomolangma
2.What achievements did China’s climbing teams make
Temperatures can fall to -30 degrees. Climbers must deal with thin air, high cliffs, and changeable weather.
(1) In1960,the first Chinese team reached the top of Qomolangma from the northern side.
(2) In 1975, another Chinese team brought a ladder to the Second Step, which helped most climbers from the northern side reach the top.
2.What achievements did China’s climbing teams make
3.Why do people risk their lives to climb Qomolangma
It is because human curiosity and ambition cannot be stopped. Or, as the English explorer George Mallory put it, it is simply “because it’s there”!
(3) In 2020, a Chinese research team measured Qomolangma’s height as 8,848.86 metres.
Close reading
Read Part 1 of the article carefully and answer the questions.
1.What do most people think of Mount Qomolangma
Most people think Mount Qomolangma is one of the greatest wonders of the world.
2.Why can only the best climbers reach the top of Mount Qomolangma
Because only the best climbers can survive the terrible conditions on Mount Qomolangma (such as temperatures of -30 degrees, thin air, high cliffs, and changeable weather) first.
Read Part 2 of the article carefully and finish the table.
Time Events/ Achievements of Chinese Climbing Teams
Before 1960 No one could reach the top from the northern side. It was called "_____________". But a Chinese team decided to climb.
24 May 1960 Climbers Liu Lianman, Wang Fuzhou, Qu Yinhua, and Gongbu arrived at the ______________ (8,600 metres above sea level).
25 May 1960 (4:20 a.m.) The Chinese national flag flew above Qomolangma for the ______ time.
1975 Another Chinese team brought a _________ to the Second Step. It helped climbers from the northern side later.
2020 A Chinese research team measured Qomolangma's height. It is ___________ metres.
Dead Road
Second Step
first
ladder
8,848.86
Read Part 3 of the article carefully and finish the tasks.
将文中句子“Climbing Qomolangma is dangerous.”转换为同义句,每空一词。
It is dangerous ______ _________ Qomolangma.
to climb
1. A few climbers reached the top of Qomolangma from the northern side before 1960. T F
2. In 1960, Liu Lianman's teammates used a ladder to get past the Second Step. T F
3. The Chinese team brought a national flag to the top of Qomolangma in 1960. T F
4. The “Chinese Ladder” was placed at 8,600 metres above sea level. T F
5. Climbers first started to use the “Chinese Ladder” in 2007. T F
Read again. Circle T for true or F for false. Then correct the false statements.
1975
1d
No one/climber
Liu Lianman allowed his teammates to step on his shoulders
Discuss the questions.
1.How do you think the Chinese climbers felt when they placed the national flag on top of Qomolangma
2.What do you think George Mallory meant by “because it's there”
3.What qualities do you think a good mountain climber needs to have
Post-reading
Work in groups to discuss the questions and then share your ideas.
1e
Share your ideas in your group or in the class.
1.How do you think the Chinese climbers felt when they placed the national flag on top of Qomolangma
2.What do you think George Mallory meant by “because it's there”
3.What qualities do you think a good mountain climber needs to have
They must have felt proud and excited.
He meant that people explore nature out of curiosity. Just as Qomolangma is the highest mountain, humans want to challenge themselves and discover new things simply because they exist.
A good climber needs curiosity to explore, courage to face danger, and a strong will to keep trying even when it’s hard.
Show Time
Assessment(评价量表) 自信大方
声音洪亮
表达流畅
Language points
1. survive v. 生存;存活;艰难度过
… that is only if they survive the terrible conditions first. ······前提是他们能先熬过恶劣的环境。
survive作及物动词时,意为“幸存;挺过”,后接困难、灾难等名词;作不及物动词时,表示“幸存下来”。
例:He was the only one to survive the accident.
他是事故中唯一幸存的人。
Of the six people injured in the crash, only two survived.
因这次撞车事故受伤的六人中,只有两人活了下来。
1. He __________ (幸存) the storm and returned safely.
2.After the heavy rain, many trees fell down, but some small plants still ______ in the garden.( )
A. survived B. arrived
C. lived D. stayed
survived
A
【对点练习】
2. risk one’s life 冒生命危险
Why do people still risk their lives to climb the highest mountain in the world 为何人们仍甘冒生命危险攀登世界之巅?
risk是及物动词,意为“冒······的风险(或危险),使······冒风险(或面临危险),冒险做” ,“one's life” 表示 “某人的生命”,整体表示“冒生命危险” 。risk后接名词或动名词。
例:We are advised not to risk travelling in these conditions.
我们受到忠告,在这种条件下不要冒险出行。
1.他为了救人冒了生命危险。
He ________________ to save others.
2. Don’t risk _____________ (swim) in the river— it’s too deep.
risked his life
swimming
【对点练习】
3. curiosity n. 好奇心;求知欲
It is because human curiosity and ambition cannot be stopped.这是因为人类的好奇心和野心无法阻止。
curiosity为不可数名词,常用搭配 “out of curiosity”,表示 “出于好奇心”。
例:Out of curiosity, he opened the box.出于好奇心,他打开了盒子。
【对点练习】
1. Children usually have a lot of _____________ (curious) about the world.
2.Little Tom asked his teacher many questions about stars because he had a strong ______.
A. curiosity B. hobby C. interest D. habit
curiosity
A
4. Or, as the English explorer George Mallory put it, it is simply “because it’s there”! 或者,正如英国探险家乔治·马洛里所说,它只是“因为它在那里”!
(1) put it 说;表达
as sb. put it 正如某人所说
例:As the teacher put it, practice makes perfect. 正如老师所说,熟能生巧。
As the saying puts it, “A friend in need is a friend indeed.”
正如谚语所说:“患难见真情。”
(2) “It is because + 原因从句” 表示“这是因为······ ”,用于说明某事的原因,“because” 引导原因状语从句。
例:He is late. It is because he missed the bus.
他迟到了。这是因为他没赶上公交车。
1.____________ (put it) simply, we need to work harder.
2.她考试不及格,那是因为她学习不努力。
She failed the exam. ________________ she didn't study hard.
To put it
It is because
【对点练习】
There’s no mountain
higher than a man, no
road longer than a foot.
Deep thinking
Exercises
1.Our school team ___________ (successful) won the basketball game last Friday.
2.The road was so narrow that the ___________ (explorer) could only move forward bit by bit carefully.
3.The weather in the mountains is ___________ (change), so you should take both warm and cool clothes.
4.Little Tom’s __________ (curious) about the stars made him read many books about space.
5.Climbers should always think about the ______ (risk) before starting their journey in the mountains.
successfully
explorer(s)
changeable
curiosity
risks
一、用括号内所给词的正确形式填空
二、根据汉语意思完成下列句子,每空一词
1.长城是世界上最伟大的奇观之一。
The Great Wall is _____ _____ _____ __________ __________ of the world.
2.他是事故中唯一幸存的人。
He was the only one to __________ __________ ___________.
3.他们决心爬上那座山的顶部。
They are ____________ _________ _________ the top of that mountain.
4.我们需要测量这棵树的高度。
We need to __________ the _________ of the tree.
5.消防员们冒生命危险去救火灾中的孩子。
The firefighters ________ _________ _________ to save the children in the fire.
one of the greatest wonders
survive
accident
determined
reach
measure
height
risked
lives
the
to
their
基础层:用思维导图整理10个核心词汇(如curiosity, ambition)。
提高层:仿写句子“Climbing Qomolangma is dangerous, but ______”(如but human ambition cannot be stopped)。
拓展层:查找“中国梯”图片,用50词英文描述其作用(选做)。
Thanks

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