外研版（2019）必修第三册Unit 2 Making a Difference Understanding ideas 课件(共12张PPT)

(共12张PPT)
B3U2
Making a difference
Leading in: Freshwater problems in Africa
Look at the map and talk about water problems in Africa. (P18, A1)
This map describes/illustrates/reflects…
Generally speaking, …
To be more specific, …
Leading in: Freshwater problems in Africa
Look at the map and talk about water problems in Africa. (P18, A1)
This map reflects freshwater problems in Africa by 2025. Generally speaking, Africa suffers from a lack of water. To be more specific, its northern part and most of its eastern part are faced with water shortage or water stress, while the central part has much more water resource.
Leading in: Freshwater problems in Africa
Now tick the solutions that you think are most effective to supply Africa with fresh water. (P18, A1)
collect and purify rainwater
fund water projects
build wells and pumps
recycle waste water
set up facilities to purify water
develop new water conservation technologies
Reading: The Well That Changed the World
Read the passage and find out what Ryan did to help solve the problem of water shortage in Africa. (P18, A2)
Reading: The Well That Changed the World
Read the passage and find out what Ryan did to help solve the problem of water shortage in Africa. (P18, A2)
Ryan raised $2,000 to build a well near a primary school in Uganda, and later set up a foundation to attract more support to provide clean, safe water for people in Africa.
Reading: The Well That Changed the World
Complete Ryan’s story with expressions from the passage. (P21, A4)
Reading: The Well That Changed the World
1 Ryan could get clean drinking water within ten steps, but some African
children had to ___________________________________. So
Ryan decided to help.
2 Ryan cleaned windows and did gardening, and reached ______________.
But when he ________________________he was told it cost $2,000 to
build a well.
3 Ryan persuaded his classmates and neighbours to ___________. His
mother’s friend also helped him. After several months, he raised
enough money and a well was built in Uganda.
walk ten kilometres to get water every day
his first target of $70
gave the money to a charity
donate money
Reading: The Well That Changed the World
4 Ryan visited Uganda. He saw _________________. He also saw
______________________________ who had turned out to
welcome him.
5 Later, Ryan’s experience led him to __________________ to
encourage more people to help.
6 Today, the life-changing gift of clean water __________________
_____________________________________.
the finished well
hundreds of delighted students
set up a foundation
has benefited over
800,000 people in 16 countries across Africa
Reading: The Well That Changed the World
How do you understand the title “The Well that Changed the World”
The well built by Ryan solved the problem of worldwide water shortage.
The more wells you dig, the better the world will be.
The well built by Ryan encouraged more people to help make the world a better place.
Thinking and sharing
Discuss the following questions in groups.
What qualities do you see in Ryan Which of his qualities do you admire most and why
As a senior high school student, what can you do to help people in need Give specific and practical examples.