资源简介

(共15张PPT)
Unit 4
The Wonders of Nature
Section A (3a~3d)
To understand the conversation about three famous rivers and complete the table with the details of each river;
To be able to role-play the conversation and continue discussing other geographical features in China.
To know the pronunciations, spellings, and meanings of words and phrases like Yellow River, Yangtze River, Nile River, length, importance...;
学习目标
Do you know what these place are
What do you know about them
The Yellow River.
The Yangtze River.
The Nile.
Lead in
Read the conversation and underline the three rivers mentioned.
River
_____________
_____________
_____________
Yellow River
Yangtze River
Nile River
3a
壶口瀑布（Hukou Waterfall）
壶口瀑布是黄河干流瀑布，是中国的第二大瀑布，世界上最大的黄色瀑布。黄河奔流至此，两岸石壁峭立，河口收束狭如壶口，故名壶口瀑布。瀑布上游黄河水面宽300米，在不到500米长距离内，被压缩到20—30米的宽度。1 000立方米/秒的河水，从20多米高的陡崖上倾注而泻，形成“千里黄河一壶收”的气概。
Let’s learn
Read the conversation again and answer the questions.
1. What waterfall do Yaming and Ella mention
2. Why is the Yellow River called "yellow"
3. Is Ella interested in rivers
The Hukou Waterfall.
Because some parts of the river carry brown and yellow earth.
Yes.
Read the conversation again and complete the table.
River Country Length Importance
Yellow River _______ ___________ km helped in the development
of ancient _____________
Nile River _______ ___________ km China
5,464
Africa
6,671
civilizations
3b
Pay attention to the expressions.
最长的河流
流经的距离最远
……公里长
第二长
“the+序数词+最高级”表示“第……最……的”
……和……都
古代文明
call sb./sth. ...
把某人/物叫做……
顺便说一下
了解/学习……
无论如何
Let’s learn
Translate the expressions into English.
1. 流经的距离最远
2. 顺便说一下
3. 第二长
4. ……和……都
5. 无论如何
6. 古代文明
7. 最长的河流
8. ……公里长
9. 了解/学习……
10. 把某人/物叫做……
travel the farthest
by the way
the second longest
both...and...
by all means
ancient civilization
the longest river
... kilometres long
learn about
call sb./sth. ...
Ella: _____ _________! I like learning about rivers. __ _________ __ the Nile. ___ ____ ____ it’s the longest river in Africa
Yaming: Yes, it’s 6,671 kilometres long. ___ _____ _________ in Egypt’s history.
Ella: That’s right. ____ the Nile ___ the Yellow River _____ ______ ___________ to develop. And they’re still very important today.
Yaming: Yes. In China, we even call the Yellow River our “mother river”!
Ella: We should _______ ____ __ ___ ______.
Criteria (标准) Score
1. Be accurate! (发音准确)
2. Notice the stress! (注意重音)
3. Be vivid! (表演生动)
4. Be emotional! (情感充沛)
Listen to the conversation. Then role-play it.
3c
What other geographical features in China do you know
the longest river
the biggest desert
the largest freshwater pool
the tallest mountain
the biggest island
the lowest basin (盆地)
What’s
...
Further thinking
Imagine that you are Yaming or Ella. Continue the conversation with a partner about other geographical features in China.
For example:
Ella: Could you tell me more
about China, Yaming
Yaming: Sure! What would you like to know
Ella: What’s the biggest desert in China
Yaming: It’s the Taklimakan Desert.
/ dez t/ n. 沙漠
The largest waterfalls
Huangguoshu Waterfall (黄果树瀑布)
The largest saltwater lake
The largest desert
Taklamakan Desert (塔克拉玛干沙漠)
3d
Let’s protect water resources.
Evaluation(评价) Complete content (内容完整)
Correct language (语言准确)
Clear voice (自信表达)
Group discuss:
Why are both rivers and the deep sea important
What can we do to protect them
Write 2-3 pieces of slogans:
For examples:
Don’t throw rubbish into rivers or the sea.
Learn about water ecosystems and tell others.
Support scientific research
about water.
Group work
1. The main purpose of his holiday to Greece was to go ________ (dive).
2. Our school library is the ________ (large) one in the district, with a lot of different kinds of books.
3. The Yellow River is very important to Chinese ___________ (文明).
4. The Dead Sea is the ________ (low) place on earth.
5. The Taklimakan is the largest ______ (沙漠) in China.
diving
用单词的适当形式填空。
largest
civilization
lowest
desert
当堂检测
Homework
Preview Grammar Focus on page 35.
Read and imitate (模仿) the conversation. Pay attention to the stress, then record your version.

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