(共30张PPT)
Unit 13 We're trying to save the earth.
人教新目标版 九年级上
SectionB 1a-1e
公开课
Learning objectives
1. 在语境中理解、识记并运用本课时词汇： recycle, paper napkins, plastic bags, stop riding in cars, turn off the lights, turn off the shower, recycle books and paper etc.
2. 能听懂关于环境污染的英文表达，独立完成听力任务。
3.能运用本单元词汇和句式谈论环境污染和环境保护的话题。
4. 学会更多日常的环保措施，在日常生活中，从我做起。
Warming up
What should we do
We used to have a clean earth.
air pollution
water pollution
… pollution
land pollution
Lead-in
We should walk, ride the bike, take the bus or subway instead of driving.
What are your ideas for solving the problem of air pollution
Presentation
stop riding in cars
不开私家车
We should plant more trees.
What are your ideas for solving the problem of air pollution
Presentation
We should bring a bag when we go shopping.
We shouldn’t use plastic bags and throw them everywhere.
What are your ideas for solving the problem of waste pollution
Presentation
Use your own chopsticks when you buy takeaway food.
takeaway n. 外卖食物
What are your ideas for solving the problem of waste pollution
Presentation
不要用餐巾纸
don’t use paper napkin
n. 餐巾纸
We should throw rubbish in the（right）bins.
bin n. 垃圾箱
What are your ideas for solving the problem of waste pollution
Presentation
重复利用书本和纸
recycle books and paper
v. 再循环,回收利用
turn off the shower while you’re washing your hair
洗头发的时候关掉水
More solutions:
离开房间的时候记得关灯
turn off the lights when
you leave a room
What else can we do to save the earth
Brainstorm
Possible answers:
close down the polluted factories;
help to clean up the river/parks;
plant more and more trees.
ride a bike;
bring a cloth bag to go shopping;
turn off the lights when you leave a room;
Don’t use plastic bags any more;
recycle books and paper;
Don’t throw litter into the river;
..................
S1:...
S2:...
S3:...
S4:...
What can we do to help save the earth Rank these items from the easiest (1) to the most difficult (5).
1a
______ stop riding in cars
______ recycle books and paper
______ turn off the lights when you leave a room
______ turn off the shower while you are washing your hair
______ don’t use paper napkins
recycle/ ri 'sa kl/ v.回收利用
recycle由“前缀re ＋cycle”构成，其过去式为recycled，过去分词为recycled，现在分词为recycling，第三人称单数为recycles。
例：现在一些书应该在学校里被回收利用。
In order to save resources(资源)，the manager decided ________ all the waste materials in his company.
A．recycle B．to recycle
C．recycling D．recycled
Today some books are supposed to be recycled in the school.
B
Compare your answers in 1a with your partner.
1b
Recycling paper is really easy.
I agree. But it’s hard to stop riding in cars.
How can we save the earth
...
Julia
Jack
Pre-listening
Listen and check ( ) the things that Julia and Jack talk about.
Things Julia and Jack talk about Things Julia is doing now Things Julia will do in the future Things Julia
would never do
____ turning off the lights
____ turning off the shower
____ not using paper napkins
____ taking your own bags when shopping
____ not riding in cars
____ riding a bike
____ recycling paper
1c
Listen again. Check ( ) the things that Julia is doing now, the things she will do in the future and the things she would never do.
1d
Listen and fill in the blanks.
Things they talk about Julia said about it
turning off the lights
turning off the shower
She ________ does that.
usually
She would _______ do that
It only ______ a few minutes
to _______.
never
takes
wash
Things they talk about Julia said about it
taking your own bags when you go shopping
Oh, that’s ______. She’ll do that ____________.
easy
from now on
stop riding in cars
_________! It would take her 45 minutes to get to school by ______!
No way
bike
riding a bike
Jack: _________ the lights, Julia. It saves electricity.
Julia: Oh, I usually do that. I was just in a hurry.
Jack: I see. I’ve just read a book which gives ideas about how we can save the environment. For example, you should turn off the shower when you’re __________________.
Julia: Oh, I would never do that. I have very short hair. It only takes a few minutes to wash. __________ does it say
Turn off
washing your hair
What else
Listen again and complete the sentences .
Jack: You should take your own bags when you go shopping.
Julia: Oh, that’s easy. I’ll do that from now on. What else
Jack: People should ___________________ and start riding bikes.
Julia: No way! It would take me 45 minutes to get to school by bike!
Jack: But it’s good for the environment! Besides, I like riding my bike.
Julia: Yes, and you also live _________ school!
stop riding in cars
close to
Jack: Turn off the lights, Julia. It saves electricity.
Julia: Oh, I usually do that. I was just in a hurry.
Jack: I see. I’ve just read a book which gives ideas about how we can
save the environment. For example, you should turn off the shower
when you’re washing your hair.
Julia: Oh, I would never do that. I have very short hair. It only takes a
few minutes to wash. What else does it say
Listen and read.
Jack: You should take your own bags when you go shopping.
Julia: Oh, that’s easy. I’ll do that from now on. What else
Jack: People should stop riding in cars and start riding bikes.
Julia: No way! It would take me 45 minutes to get to school by bike!
Jack: But it’s good for the environment! Besides, I like riding my bike.
Julia: Yes, and you also live close to school!
Listen and read.
Make a conversation using the information from the chart above. Say what is true for you.
1e
We really shouldn’t use paper napkins, you know.
I know. I stopped using them last year.
A: We really shouldn’t use paper napkins, you know
B: I know. I stopped using them last year.
A: We had better turn off the shower when we are washing our hair.
B: I have never done that before, and I don’t think I will do that in the future, either.
A: We should take our own bags when shopping.
B: I agree with you. Next time I go shopping, I will bring my own bag.
For example:
It's everyone's duty to love and protect the environment.
Save
Ourselves!
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