Unit 4 The Wonders of Nature Section B (3a-3c)课件(共16张PPT,含内嵌视频)2025-2026学年人教版(2024)八年级下册

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Unit 4 The Wonders of Nature Section B (3a-3c)课件(共16张PPT,含内嵌视频)2025-2026学年人教版(2024)八年级下册

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(共16张PPT)
Section B (3a~3c)
Unit 4
The Wonders of Nature
To master the basic parts of an advertisement: a catchy title, an engaging opening, informative body paragraphs, and a convincing conclusion by reading the texts about the Great Barrier Reef;
To write a persuasive advertisement for Qinghai Lake (or another natural wonder) by following the model essay.
学习目标
01
02
What do you know about the Great Barrier Reef
Lead in
What is an advertisement
It is a text or a video that tries to tell people to buy a product or go on a trip, like this poster.
Do you know what an advertisement usually includes and how to write one
Let’s learn it today!
新课讲授
Read the advertisement. Circle the numbers and underline the adjectives and adverbs used to describe the Great Barrier Reef.
Do you love the ocean Do you want to visit one of the natural wonders of the world If so, visit the Great Barrier Reef!
Located on the northeastern coast of Australia, the Great Barrier Reef is one of the most amazing places to visit. It is the biggest coral reef in the world. It takes up an area of 345,000 square kilometres and includes over 900 islands and white sand beaches.
The Great Barrier Reef is also alive! If you visit it, you will see the largest
living structure on earth. Here, you can swim, dive, or snorkel in the clear
water and see coral, plants, and schools of colourful fish. If you dive deeper,
you might even see large fish, turtles, and sharks. For people who love the
ocean, visiting the Great Barrier Reef is the dream of a lifetime!
3a
This is the main purpose of a good advertisement!
Read and answer.
What is this text trying to make you feel or do
It wants to make us feel excited and interested so that you will visit the Great Barrier Reef.
What first catches your eye when you read an advertisement
An eye-catching title
What information does this title include
What
Imagination
= A Perfect Invitation
How does this ad start and why
By asking you some questions.
It’s a good way to arouse the interest of the readers.
Where the Great Barrier Reef is, how big it is, and why it is so special
What does the second paragraph try to tell us
The reef's lively ecosystem, and fun activities
What does the third paragraph try to tell us
It ends with an emotional call: the dream of a lifetime.
How does the ad end the text
What
Where
Special fact
Things to do
How to write an ad about a natural place
(What this ad is about)
Where this place is
Why it is special
What visitors can do there
An eye-catching title
一、词汇使用
amazing, biggest, largest, clear, colourful, white
→ 增强描述的画面感与感染力。
二、动词搭配多样
visit, swim, dive, snorkel, see
→ 具体活动动词,激发读者行动欲。
三、专业与地理词汇
coral reef, islands, beaches, structure, turtles, sharks
→ 体现主题专业性,增加可信度。
四、数量表达准确
345,000 square kilometres, over 900 islands
→ 使用具体数字增强说服力。
How to write an ad about a natural place
Read a student’ s notes on Qinghai Lake. Rewrite them in full sentences.
Qinghai Lake
What: a salt lake
Where: Qinghai Province, China
Special fact: the largest lake in China (4,340 km )
Things to do: photograph wildlife (fish and birds), visit islands, ride a bike or horse
1. Qinghai Lake is a _____________ in ______________________.
2. Qinghai Lake is ________________ in China.
3. It is _____________________ in size.
4. If you visit Qinghai Lake, you can ________________________________
________________________________________.
salt lake
Qinghai Province, China
the largest lake
4,340 square kilometres
photograph wildlife like fish and birds,
visit islands, and ride a bike or horse
3b
Write an advertisement for Qinghai Lake or another natural wonder. Describe it and explain why people should visit it. Try to make your advertisement as persuasive as possible.
Writing guidance
Paragraph One
Qinghai Lake A Jewel of the Tibetan Plateau
Paragraph Two
WHERE
WHAT
Special fact
Paragraph Three
fun things to do
An eye-catching title and subtitle
3c
Paragraph One (Opening Hook:try to arouse the interest of the readers)
Paragraph Two
Writing guidance
WHAT
Qinghai Lake A Jewel of the Tibetan Plateau
Do you love unique wildlife
Do you want to visit one of the natural wonders?
If so, visit Qinghai Lake!
①提问式
②对比吸引式
Tired of busy cities Come to Qinghai Lake for peace and beauty!
WHERE
Special fact
Located in Qinghai Province, China
Qinghai Lake is one of the most beautiful places to visit.
It is the largest salt lake in China.
It covers an area of 4,340 square kilometres.
注意形容词数字的使用
More info about Qinghai Lake:
Size & Status:
It is the largest inland saltwater lake in China, covering an area of about 4,625 square kilometres.
Altitude: It sits at an altitude of 3,196 metres on the Qinghai-Tibet Plateau, making it a high-altitude wonder.
Paragraph Three
Writing guidance
Special fact
fun things to do
Qinghai Lake is also a Kingdom of wildlife!
Here, you can photograph wildlife and ride a horse, and see rare birds and blooming flowers.
More info
Wildlife: Known as the "Kingdom of Birds", it is a key stop for migratory birds. Over 288 bird species, including rare black-necked cranes, visit here. It is also home to the unique Qinghai Lake naked carp.
Ecology: It is called the "Gene Bank of the Qinghai-Tibet Plateau" and acts as a natural barrier to stop desert expansion in western China.
Islands: There are five main islands in the lake, with Bird Island being the most famous for its massive bird colonies.
Calling for action
For people who love nature, visiting Qinghai Lake is the dream of a lifetime!
Qinghai Lake A Jewel of the Tibetan Plateau
Sample:
Qinghai Lake: A Beautiful Lake on the Plateau
Do you love quiet places Do you want to see one of China's most beautiful lakes If so, come visit Qinghai Lake!
Located in Qinghai Province, China, Qinghai Lake is one of the most wonderful places to visit. Moreover, it is the biggest salt lake in China, covering more than 4,300 square kilometres.
Qinghai Lake is not only a pretty lake but also a great home for birds and fish. Here, you can take photos of rare birds, ride a horse by the lake, and visit the famous Bird Island. The view is such a nice sight that you will want to stay forever.
For people who love nature, visiting Qinghai Lake is the trip of a lifetime!
To choose another natural wonder and write a more persuasive advertisement by using what you learned in this lesson.
Homework

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