Unit 6 At one with nature Understanding ideas 课件（共17张，内嵌视频） -外研版(2019)必修第一册

(共17张PPT)
Longji Rice Terraces
Unit 6 At one with nature
Pre- reading
Lead in
While reading-Skimming
While reading-
Scanning
导
Let’s go travel around Guang Xi
Longji Rice Terraces
Why do they grow rice on terraces
And do you wonder about Longji Terraces
1.To grasp the main idea of this passage as well as some detailed(详细的)information of each paragraph.
2.To retell the working principle(原则) of Longji Rice Terraces.
3.To develop a correct attitude(态度)to live in harmony with nature.
Learning aims
wrap
dynasty
region
steep
shallow
prevent
vapor
soil
harmony
agriculture
Review the key words (2 min)
包，裹
朝代
地区，区域
和谐
陡峭的
浅的
土壤
防止
农业
蒸汽
frost
霜
principle
原理，原则
para 1
para 2
para 3
para 4
para 5
D. What colors are these terraces in different seasons
C. Who built these terraces and where and when were
these terraces built
A. Why were these terraces built
B. How do these terraces work
E. What is the present situation of the terraces
structure
Read for Main Idea
Skim the passage and match (3 min)
The scenery
The history
The reasons
The working principle
The present situation
The scenery
The history
The reasons
The working principle
The present situation
1
2
3
4
5
Fast-reading
Para.1 : the scenery (风景) of the Terraces
Post-reading
Mountains are wrapped in ___________ , shining in the ______ sun.
silver water
spring
_______ sees the mountains turn ____________ with growing rice.
Summer
bright green
During _______ , these same mountains are ______ .
autumn
gold
In ______ they are covered in sheets of __________.
winter
white frost
Careful-reading(4min)
Who built these terraces, where and when were these terraces built
Para. 2: History
elements key information
who ___________________________
where __________Zhuang Autonomous Region.
（自治区）
when Start in the __________Dynasty
Complete in the early ________ Dynasty
Yuan
Qing
Zhuang and Yao people
Guangxi
Careful reading
3. So why did these people go to so much trouble to turn the entire mountains into terraces Firstly, there are few large, flat areas of land in the region. Building the terraces meat that they could increase the areas in which they could grow rice. Secondly, the mountains are steep and the soil is shallow. The flat terraces prevent the soil from being washed away.
problems of the region in the past reasons to build terraces (To ...)
_______ large and flat areas in the region To_________ the areas where they could grow rice
_________ rain _________ mountains ________ soil To ________ rainwater
and_______ the soil from being _______ ________
few
steep
shallow
increase
catch
prevent
washed
away
topic sentence& transition words
Para. 3: reasons
plenty of
Read para.3 and fill in the form. (4min)
A. The vapour forms clouds.
B. The sun heats the water.
C. The rain moves down into the terraces again.
D. Rainwater moves down the mountains and into the terraces along the waterways(水渠).
E. The water turns into vapour.
F. The clouds form rain.
1
4
2
3
5
6
The working principle
Para.4 Put the steps into correct order
rain
clouds
heat
vapour


③
④
move down...into...along...
forms
Retell water cycle
Rainwater moves down the mountains and into the terraces along the waterways.
The sun heats the water and turns it into vapor.
Rain moves down into the terraces again.
form
turns
into
5
Listen to para4 and work out the working principle.
Do the local people change the way of growing rice with the development of technology
Although modern technology could help produce more crops, these terraces still mean a lot to the local people for whom traditions hold much value.
Para.5 present situation
The knowledge is passed down through families, which means that new generations continue to use ancient methods of agriculture to maintain the terraces.
It is well-suited to the local environment and is more sustainable (可持续的) and environmentally friendly.
因地制宜
ecological significance
（生态意义）
Terraces attract thousands of visitors to admire the great wonder.
economic significance
（经济意义）
Why
The Value of the Longji Rice Terraces
Para. 1
The scenery
Para.2.
The history
Para.3
The reasons
Para. 4
The working principle
Para. 5
The present situation
(two values)
Summary
the water cycle
ecological significance
（生态意义）
economic significance
（经济意义）
Longji Rice Terraces
harmonious
natural environment
people
Respect nature
Conform to nature
Protect nature
At one with nature
Make use of nature
Conclusion : Think and share
In what ways do people live in harmony with nature
Thank You
thank you