Title: 8B Unit 8 A green world
18B Unit 8 A green world
2Pollution has become a serious problem all around
the world.
- What can we do to protect the environment?
3- What can we do to protect the environment?
- reduce air pollution by riding bicycles
- take shorter showers
- recycle waste e.g. empty bottles
- save energy by turning off the lights
- turn off the tap when brushing teeth
- use both sides of paper
- turn off the lights when we leave a room
- take our own bags to the supermarket
4- make our city more beautiful
- make the air clean and fresh
- reduce the dust
- keep the soil in place
plant more trees
5- Sandy and Kitty are talking about protecting the
environment by planting more trees. Lets listen
and find out more information.
We can plant more trees. I think our town will
look_________with more trees__________.
_________ ___________ is harmful to our
_________. Trees can reduce dust and help keep
the air_______. Trees can also help keep soil in
place during __________. They can also ________
__________ for animals.
nicer
around
Air
pollution
health
clean
storms
provide
home
plant more trees
6Listen and read after the tape. Pay attention to
the pronunciation and intonation.
Sandy Pollution has become a serious problem all
around the world. Kitty Yes, I agree, We should
try our best to protect the envrionment. Sandy
What can we do? Kitty We can plant more trees. I
think our town will look nicer with more trees
around. Sandy Good idea. Trees can reduce dust
and help keep the air clean. Air pollution is
harmful to our health. Kitty Right. Trees also
help keep soil in place during storms. Sandy
They can also provide home for animals.
7Pair work Work in pairs and talk about the
actions you take to protect the environment.
A Pollution has become a serious problem all
around the world. B Yes, I agree. We should try
our best to protect the environment. A What can
we do? B We can.... A Good idea. B Right.
A
- Useful expressions
- reduce air pollution by riding bicycles
- take shorter showers
- recycle waste
- save energy by turning off the lights
- turn off the tap when brushing teeth
- use both sides of paper
- turn off the lights when we leave a room
- dont use plastic bags. Take our own bags to the
supermarket
8How green are you?
- Do you have a good daily habit to protect the
environment? - Do you often do the following things?
- reduce air pollution by riding bicycles
- take shorter showers
- recycle waste
- save energy by turning off the lights
- turn off the tap when brushing teeth
- use both sides of paper
- turn off the lights when we leave a room
- take our own bags to the supermarket
9The Class 1, Grade 8 students wants to do a
survey to get some ideas for their presentation
on how to go green. Listen to the conversation
between Daniel and Sandy and write the correct
information in the table below.
- A survey on students daily habit
- Time Survey ___________
- Daniel and Sandy
meet___________ - Place ______________
- Number of students ______________
-
Boys___________ -
Girls___________ - Number of questions____________________
400 p.m. this Wednesday
340
Room 201
50
25
25
6
Tip Pay attention to the numbers and time.
10Daniel and Sandy are talking about the results of
the survey. Listen carefully and then complete
the table below.
Daily habits Number of students
turn off the tap when brushing teeth
Take showers for less than 10 minutes
Use both sides of paper
Recycle empty bottles
Turn off the lights when we leave a room
Take our own bags to the supermarket
35
20
40
15
41
9
Tip Pay attention to the numbers. e.g. 50 15
11Challenge Can you answer the following questions
according to the tape.
- How can we save water?
- What can we do save trees?
- What may Daniel and Sandy talk about in their
presentation?
- By turning off the tap when brushing teeth and
by taking showers for less than 10 minutes - We can use both sides of paper
- They may talk about taking their own bags to
the supermarket.
12Sandy is writing a note to Mr. Weu about the
survey she and Daniel have done. Help her
complete the note. Use Parts A 1 and A 2 to help
you.
- Dear Mr. Wu
- Daniel and I did a survey this ______________.
Students were asked about their____________. - Here are the results of the survey. Only
_________students usually take showers for less
than 10 minutes, but __________students turn off
the tap when brushing their teeth. Only 15
students recycle ______________, but
__________students use both sides of the paper.
Its great that most students remember to
___________the lights, when they leave a room,
but few students take their own __________to the
supermarket. - The survey shows that students are doing a lot
to help protect the environment, but there are
still many more things they can do. - Sandy
Wednesday
daily habits
20
35
empty bottles
40
turn off
bags
13Group work Make a survey in your group. And
choose one student to give us a report.
Daily habits Number of students
turn off the tap when brushing teeth
Take showers for less than 10 minutes
Use both sides of paper
Recycle empty bottles
Turn off the lights when we leave a room
Take our own bags to the supermarket
e.g. Here are the results of the survey.
_________students usually take showers for less
than 10 minutes. __________students turn off the
tap when brushing their teeth. _________students
recycle ______________. __________students use
both sides of the paper. Its great that most
students________________. ________________________
_____________________________ The survey shows
that__________________________________
14- Everyone can do something to make a difference!
15Homework
- Review what we learnt today. Finish the
exercises. - Talk with your parents, neighbours and friends
about ways to protect the environment. - Preview Task on P118119.