(共31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. 掌握本课时词汇：recycle, napkin, save electricity, stop riding in cars, recycle books and paper, turn off the lights…
2.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。
3.鼓励学生思考拯救地球的方法； 给学生足够机会，使用目标语言完成听力任务，在听力训练过程中注重听力策略训练。
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 happened to earth
The earth is polluted.
What we can do to save the earth
The earth is badly polluted.
What should we do to help save the earth
Lead-in
We should throw rubbish in the（right）bins.
bin n. 垃圾箱
recycle books and paper
/ ri sa k( )l v.回收利用
Use your own chopsticks when you buy takeaway food.
don’t use paper napkin
/ n pk n/ n. 纸巾
We should walk, ride the bike, take the bus or subway instead of driving.
stop riding in cars
不开私家车
We should plant more trees.
Don't cut down more trees causally
We should _________ the lights when you leave a room.
turn off
Turn off the shower while you are washing your hair.
Turn off the taps when not using .
We should bring a cloth bag when we go shopping.
We shouldn’t use plastic bags and throw them everywhere.
…
stop using one-off chopsticks
don’t use plastic bags, take your own cloth bags when shopping
plant more trees ,don't cut down more trees causally
don’t use paper towels or napkins,
could use the handkerchief(s)
call on people around you to save the resource(s)
……
1
2
3
4
5
What else can we do to save the earth
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.
stop doing sth. 停下正在做的事
stop to do sth. 停下去做另外一件事
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
Jack: Turn off the lights, Julia. It saves ________.
Julia: Oh, I usually do that. I was just _____________.
Jack: I see. I’ve just read a book which gives ideas about how we can
save the environment. For example, you should __________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. __________ does it say
Listen again and fill in the blanks.
electricity
in a hurry
turn off
What else
Listen again and fill in the blanks.
Jack: You should _________________when you go shopping.
Julia: Oh, that’s easy. I’ll do that ____________. 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!______, I like riding my bike.
Julia: Yes, and you also live close to school!
take your own bags
from now on
stop riding in cars
Besides
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:
save electricity
turn off the lights
turn off the shower
in a hurry
add up
close to
ride in cars
paper napkins
节约用电
关灯
关淋浴器
赶紧，匆忙
加起来，总计
接近于,在…附近
乘小汽车
餐巾纸
Key phrases
一、选择合适的单词, 并用其正确形式填空。
build, make, pull, pollute, recycle
1. This bridge _________ in 1968.
2. Look! That monkey _________ a toy car. How funny!
3. Books, plastics, glass and so on can be collected for _________.
4. This wine ________ from grapes.
5. People should stop ________ our nature.
was built
is pulling
recycling
is made
polluting
Exercise
二、根据汉语意思完成句子，每空一词。
1. 停止做游戏真是很难。
______ hard _____ ______ _________ games.
2. 当你在洗发时关闭水龙头。
______ ___ the tap _____ you are washing your hair.
3. 我们真的不该用餐巾纸了。
We really _________ _______ paper napkins.
4. 去年我停止使用它们了。
I _________ _______ them last year.
It’s
to
stop
playing
Turn
off
while
shouldn’t use
stopped using
Every little thing can make a big difference.
Save
Ourselves!
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