(共32张PPT)
Unit 5 Water
More practice
Module 3 Natural Elements
Teaching objectives:
By the end of the class, you are expected to
learn about some facts about water.
understand what water pollution is.
learn how to save water in daily life.
Hi~！Boys and girls!
Ready Go!
Do you still remember me？
I am water!
Today we are going to have
some fun together!
Before Reading
01
Let's have a competition and see how much you know about me!
Please answer the “True or False” questions as quickly as
you can!
You can get 2 points if you get the answer correctly!
B.False
VS
1. Only around 1% of the Earth's water is freshwater.
A.True
A.True
VS
A.True
2. About 30% of the human body is water.
B.False
B.False
B.False
VS
3. Between 5 and 10 million people die from water pollution-related illnesses each year.
A.True
A.True
VS
A.True
4. We can survive up to several weeks without water.
B.False
B.False
B.False
VS
5. About 75% of the Earth is water.
A.True
A.True
Video：Water facts
element [ el m nt]
物质
sustain [s ste n]
维持
Water is the driving force of all nature.
Let 's learn more facts about water!
Facts about water
02
While Reading
Task 1 Fast reading
Skim the passage and answer the following questions.
1 Why is most of the water in the world not drinkable
2 Which one uses less water: taking a shower or having a bath
Facts about water
Here are some interesting facts about water:
About 70% of the human body is water.
Oceans cover about 75% of the Earth,but ocean water is salty. Therefore most of the water in the world is not drinkable.
Groundwater may be drinkable, but it is not easy to find groundwater that is clean and safe to drink.
If water drips from your tap every 10 seconds, you will waste about 315 litres of water a year—enough to fill two baths!
Having a bath uses about twice as much water as taking a shower. Having a shower instead of a bath can save up to 400 litres a week.
1 Why is most of the water in the world not drinkable
2 Which way uses less water: taking a shower or having a bath
- able: suffix, having the quality of...
to fall in small drops
Facts about water
Here are some interesting facts about water:
About 70% of the human body is water.
Oceans cover about 75% of the Earth,but ocean water is salty. Therefore most of the water in the world is not drinkable.
Groundwater may be drinkable, but it is not easy to find groundwater that is clean and safe to drink.
If water drips from your tap every 10 seconds, you will waste about 315 litres of water a year—enough to fill two baths!
Having a bath uses about twice as much water as taking a shower. Having a shower instead of a bath can save up to 400 litres a week.
1 Why is most of the water in the world not drinkable
Because most of the water is ocean water and it is salty.
Facts about water
Here are some interesting facts about water:
About 70% of the human body is water.
Oceans cover about 75% of the Earth,but ocean water is salty. Therefore most of the water in the world is not drinkable.
Groundwater may be drinkable, but it is not easy to find groundwater that is clean and safe to drink.
If water drips from your tap every 10 seconds, you will waste about 315 litres of water a year—enough to fill two baths!
Having a bath uses about twice as much water as taking a shower. Having a shower instead of a bath can save up to 400 litres a week.
2 Which way uses less water: taking a shower or having a bath
Taking a shower.
Facts about water
Here are some interesting facts about water:
About 70% of the human body is water.
Oceans cover about 75% of the Earth,but ocean water is salty. Therefore most of the water in the world is not drinkable.
Groundwater may be drinkable, but it is not easy to find groundwater that is clean and safe to drink.
Some facts about water:
Water makes up 70% of the(1) _________ body.
Most of the water in the world is not (2) __________.
It's not easy to find (3) _______________ that is clean and safe to drink.
human
drinkable
groundwater
Task2 Detailed Reading: Read the passage and complete the sentences.
Facts about water
If water drips from your tap every 10 seconds, you will waste about 315 litres of water a year—enough to fill two baths!
Having a bath uses about twice as much water as taking a shower.
Having a shower instead of a bath can save up to 400 litres a week.
How can we save water
Fix a dripping (4)_______.
Take a (5) ________ instead of a(6)_______ .
tap
shower
bath
As is known to us all, water pollution is a worldwide concerned problem. It is time for us to think what human beings can do to protect the water resources.
Video
03
Post Reading
WAYS TO SAVE WATER
Can you think of ways to save water
Group Work
Saving water at home
bathroom
kitchen
laundry room
Brainstorming
In the bathroom
* Take a shower instead of a bath.
* Take shorter showers.
* Turn the tap off when you are brushing your teeth and washing your hands.
…
Brainstorming
In the kitchen
* Wash vegetables in a container, not under running water.
*Collect the water after washing vegetables.
Use the water to do cleaning or flush the toilet.
…
Brainstorming
In the laundry room
*Use washing machine only when it is full.
*Use washing machine for full loads only.
…
Brainstorming
Group work
04
Setting up a water protection group
In groups, brainstorm and disscuss the slogan and logo for your water protection group. Make a poster and write down your suggestions and actions to help save water.
Top tips
A slogan is a word or phrase used to attract people's attention and communicate your ideas quickly. It should be easy to remember.
A logo is a design or symbol that your group uses as its special sign.
Give your suggestions: List a few ways to help save water.
Setting up a water protection group
Setting up a water protection group
Setting up a water protection group
Summary
At home
At school
Saving water
Assignment
Make a video to introduce your water protection group. You need to mention your group name, slogan, logo, and suggestions to help save water.
Thank you7B Unit 5 Water More Practice 教学设计
Mode Online delivery Duration 20 min
Contents More practice (p.68)
Objectives Language knowledge Learn about some facts about water. Understand what water pollution is.
Language skills Capture key information through reading. Talk about how to help save water.
Emotional attitude Learn how to make a video to introduce water protection group and give suggestions on saving water in daily life.
Emphasis Find out some facts about water through reading.
Difficulties Make a video about water protection.
Procedures Steps Students Teacher
Lead in (3 min) Answer the “True or False” questions as quickly as possible. Watch a short video clip about water facts. Guide students to answer five“T or F” questions and see how much they know about water. Play the video clip for students.
While reading (6mins) Fast reading : Skim the passage and answer the following questions. Why is most of the water in the world not drinkable Which one uses less water: taking a shower or having a bath 2. Detailed Reading: Read the passage and complete the sentences. Ask students to skim the passage and answer questions. Ask students to fill in the blanks and complete the sentences.
Post reading ( 5mins) Watch a video clip about water pollution and think of ways to save water. Brainstorm different ways to save water in the circumstance of bathroom, kitchen and laundry room. Play a video clip about water pollution for students. Guide students to have a brainstorming to find out ways to save water.
Group work (6 min) Set up a water protection group : In groups, students brainstorm and discuss the slogan and logo for their water protection group. Make a poster and write down their suggestions and actions to help save water. Introduce the requirement of setting up a water protection group. Give students an example of a poster and illustrate top tips for students. Show a video of student work and guide them to make a report like this.
Homework Make a video to introduce your water protection group. You need to mention your group name, slogan, logo, and suggestions to help save water.
