Unit 8 A green world Integrated skills & speak up 课件

(共29张PPT)
Integrated skills & speak up
Our earth is in danger!
Let’s take actions to protect it now!
[pr ’tekt] 保护
Living a green life is important!
The ways to live a green life
We can save water by taking shorter showers.
save energy by turning off the lights
when we leave a room.
The ways to live a green life
节约能源
关上（开关）
The ways to live a green life
reduce air pollution by riding bicycles
vt. & vi. 减少，降低
It’s wise for people to choose public transport.
adj. 明智的，充满智慧的
protect the environment by recycling waste .
The ways to live a green life
vt. 回收利用
How can we live a green life
Do you know that all around the world, 3 to 6 billion trees are cut down each year So if we want to live a green life, we should also plant more trees.
How to make a green earth
More trees can be planted .
Our earth will look nicer with more
trees around.
Keep soil in place
during storms
Trees reduce dust and keep the air clean.
Air pollution is harmful to our health.
Listen and answer
Has pollution become a serious problem
all around the world
2.How many ways do trees help us protect
our environment
Yes, it has.
Our town will look nicer _________.
Trees _________ and help ________.
Help keep _________________.
How can trees help us
make our town look nicer
keep the air clean
reduce dust
keep soil
in place
provide
home for animals
Listen to the tape
Sandy: Pollution has become a serious problem all around the world.
Kitty: Yes, I agree. We should try our best to protect the environment.
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 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: Yes. They provide home for animals too.
Pay attention to the pronunciation and intonation.
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 ...... I think ......
A: Good idea. ......
B: ......
A
A survey on students’ daily habits
Time: Survey (1) ____________________
Daniel and Sandy meet:
(2) _______________________
Place: (3) __________________
Number of students: (4) _________
Boys: (5)__________
Girls: (6) _________
Number of questions: (7) __________
4 p.m. this Wednesday
3:40 p.m. this Wednesday
Room 201
50
25
25
6
How green are you
earlier
Tip: Pay attention to the expressions of time. 4:05 3:50
What can we do to save our earth
Turn off the tap when brushing teeth.
Take showers for less than 10 minutes.
Reduce air pollution by riding bicycles.
Turn off the lights when we leave a room.
Use both sides of paper.
Don’t drop litter everywhere and
recycle waste. e.g. empty bottles.
Take our own bags to the supermarket and reuse it.
3R: reduce—reuse—recycle
9
40
Turn off the tap when brushing teeth
Take showers for less than 10 minutes
Use both sides of the paper
Recycle empty bottles
Turn off the lights when they leave a room
Take their own bags to the supermarket
35
20
15
41
The results of the survey
Daily habits
Number of students
There are _________ students + ving
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. It’s 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
1. turn off 关闭—turn on 打开
turn up 调大---turn down调小，拒绝
2. both sides=each side /either side
在…..的两边/每一边/任意一边
on the other side of…在….的另一边
3. do/try one’s best to do sth.
尽某人最大的努力做某事
e.g. He does/tries his best to learn English.
他尽他最大的努力学英语。
4. be harmful to=do harm to对……有害
5. provide sb with sth=provide sth to sb
为……提供……
e.g. Our government provides free books for us.=Our government provides us with free books.
1.对…有好处
2. 减少空气污染
3. 缩短淋浴时间
4.节约能源
5.导致严重的污染
6. 开/关 灯
be good for…
reduce air pollution
take shorter showers
save energy
cause serious pollution
turn on/off the lights
一.词组翻译：
Exercises
二. 根据汉语提示完成句子
1 We can protect the environment by_________________(回收废物）。
2 We should remember to _______________(关灯)when we leave a room.
3 It’s wise for people__________(选择)public transport or ride bicycles.
We can ______________________(洗更短时间的澡）to save water.
My dad_______(过去常常）drive me to school.
recycling waste
turn off the lights
to choose
take shorter showers
used to
Remember:
1. Finish the exercises in this part.
2. Write an article about how to help protect the environment.
3. Preview Task.
TNANK
YOU