人教版九年级全册Unit 13 We’re trying to save the earth!（SectionB1a-1e）课件(共28张PPT，内嵌音频)

(共28张PPT)
Section B 1a-1e
Unit 13 We’re trying to save the earth!
九年级下册 RJ
初中英语
1. New words: recycle, napkin
3. Sentences: ① Recycling paper is really easy.
② But it’s hard to stop riding in cars.
Learning goals
2. Expressions: recycle books and paper,turn off the shower
What can we do to help save the earth
点击，播放视频
Warming up
What can we do to help save the earth
What can we do to help save the earth
What can we do to help save the earth
What can we do to help save the earth
What can we do to help save the earth
napkin n.餐巾；餐巾纸
Look at the survey about environmental actions. Tick ( ) actions you have done and cross (×) the ones you haven’t done. Discuss it with your partner.
Actions Tick or cross
No riding in cars.
Bring bags to go shopping.
Throw rubbish in the bins.
Don’t use wooden chopsticks when you buy takeaway food.
Don’t sing or speak loudly at night.
Turn off the lights when you leave a room.
Don’t use paper napkins.
Turn off the taps.
What have you done to protect the environment
Well, I always turn off the lights when I leave a room. I never use wooden chopsticks when I buy takeaway food…
If you want to do better on environmental protection, what will you do
I will…
1a What can we do to help save the earth Rank these items from the easiest (1) to the most difficult (5).
______ 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
v. 回收利用；再利用
1. recycle books and paper(教材P101 1a)
【拓展】
recycle / ri: sa kl/ v. 回收利用；再利用
Language points
recycle v.
回收利用；再利用
recyclable adj.
可回收利用的；可再循环的
recycling n.
回收利用
过去分词recycled常作定语
1b Compare your answers in 1a with your partner.
Recycling paper is really easy.
I agree. But it’s hard to stop riding in cars.
1c Listen and check ( ) the things that Julia and Jack talk about.
1d 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.





Make conversations to check your answers in pairs.
What is Julia doing now
Well, she usually turns off the lights. But she doesn’t turn off the shower when she…
Pair work
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.
n.电；电能
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!
从现在起
靠近
1e Make a conversation using the information from the chart above. Say what is true for you.
We really shouldn’t use paper napkins, you know.
I know. I stopped using them last year.
1. — Your new watch is so nice! When did you buy it
— In October. I _____ it for two months.
A. had B. bought C. have had D. have bought
2. Yueda Group has found a way to ______ the waste and doesn’t put it into the river any more.
A. produce B. recycle C. require D. protect
一、单项选择
C
B
Exercises
二、完形填空
March 22nd is World Water Day. It started in 1993. It not only makes us think about the importance of water, but also calls on (号召) us to ____ and protect water. Today, we’re facing terrible water problems. Among them, wastewater problem is especially _____. And the subject of World Water Day in 2017 is “wastewater”.
1
2
1.A. drink B. save C. carry D. watch
2.A. easy B. popular C. small D. serious


What is wastewater It is used water. Usually, wastewater comes from homes, _____, hospitals and so on. It is produced by different kinds of activities, including washing the machines, taking showers and using the kitchen. The rain also _____ wastewater when it is running down the street during a storm. No matter where it comes from, this kind of water is sure to have ______ harmful in it.
3
4
3.A. factories B. lakes C. rivers D. seas
4.A. gets back B. hands in C. changes into D. picks up
5.A. nothing B. something C. nobody D. somebody


5

_____ must we treat (处理) wastewater Wastewater has a big influence on our life. It causes both illness for us, and pollution for the environment. We must care for our environment and our own _____.
6
7
6.A. What B. Who C. Why D. How
7.A. work B. interest C. health D. business


How can we treat wastewater Different kinds of wastewater need different ways of treatment. Wastewater ____ homes can be reused. Then there will be _____ wastewater. Also, factory wastewater has to be cleaned ____ it goes back to nature.
10
9
8.A. on B. for C. with D. from
9.A. less B. more C. better D. worse
10.A. and B. whether C. after D. before


8

Summary
Key words
Useful expressions
Sentences
recycle, napkin
recycle books and paper,
turn off the shower
①Recycling paper is really easy.
②But it’s hard to stop riding in cars.
1. 校园环保标语征集。观察和讨论身边的不环保现象，小组合作，针对各种不环保的现象设计至少三条以上的环保标语，设计成海报。以下标语提示句型可供参考：
Don’t …
We should …
We can’t/shouldn’t …, or …
If we …, our world will …
2. Preview the new words and phrases in Section B (P102-103).
Homework
THANKS
谢谢聆听！