人教版九年级下册 Unit13 We're trying to save the earth! SectionB 3a-3b Self check 课件(共24张PPT)

(共24张PPT)
Section B (3a-Self Check)
1. 停止乘小汽车
2. 回收利用书和纸张
3. 不用纸巾
4. 好好利用
stop riding in cars
recycle books and paper
don’t use paper napkins
put to good use
5.当你离开房间时关灯
6.当你洗头发时关闭淋浴器
7.购物时自带购物袋
8.骑自行车或步行去上学
turn off the lights when you leave a room
turn off the shower while you are washing your hair
take your own bags when shopping
ride a bike or walk to school
2. Match each statement with the grammar
structure. Then circle the key words.
Statement Grammar
The river used to be so clean. Present progressive
We have seen many changes in the environment. Modal verbs
People should take public transportation more. Passive voice
The river is polluted by factories. used to
The air pollution is getting worse and worse. Present perfect
话题导入
本单元以“谈论污染和环境保护”为话题，围绕这一话题谈论人们在日常生活中应该如何保护环境。这也是单元测试和中考等试题中常考的话题作文之一。
Don’t use paper napkins.
n. 餐巾纸
How can we do to help save the earth
You can help reduce pollution by putting that soda can in a different bin.
Leave your car at home.
Take a bus or ride your bike to work.
Turn off the lights when you leave a room.
Turn off the shower while you are washing your hair.
recycle books and paper
v. 回收利用；再利用
What should we do to save the earth
when we leave a room.
when shopping.
a bike or to school.
books and paper.
paper napkins.
Turn off the lights
Take our own bags
Ride walk
Recycle
Don’t use
What should governments do to save the earth
They should the factories that waste the river.
a lot of dustbins on the street.
people using wooden chopsticks, plastic bowls and bags.
Organize people to the streets and rivers.
close down
put into
Set up
Stop from
clean up
Think about the environment in your town/ city and complete the chart below.
Which parts of the town/ city have a nice environment Why are they nice
Which parts need to be improved Why
3a
Good environment Why Bad environment Why
park
the air is clean
streets
so many trees
restaurants
clean and tidy
river
a lot of rubbish
so many cars
air
too many
factories
streets
3b
Write a letter to the city mayor about the problems and your suggestions.
In your letter, describe the environmental
problems in your town/city.
1. What are the problems
2. Where are they
3. What or who is causing these problems
Then, give suggestions or possible ways to solve the problems.
I think that…
We should/ could…
I suggest…
本次写作内容是一封书信，信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合3a中列举的问题和前面学过的解决办法来完成这封信。
Dear Sir/ Madam,
Environmental problems are becoming more and more serious all over the world.With the development of the society, there are
. Cars have made .
.
are given off by factories. Factories also
. And wherever we go, .
Now more and more people have realized these problems. I think that governments
should and
every day. I suggest everyone in this town should
. We should .
.
I hope the problem will be solved in the near future and our home will become better and better.
强力推进五城同创（今日沙市）
乐观者的观点 1.世界变得更好
2.生活水平提高
3.人的寿命更长
担心着的观点 1.世界变得更挤
2.环境问题更多
3.能源变得更少
你自己的观点 考生自拟（至少两点）
注意：1、词数80左右。短文的开头巳为你写好，不计人总词数；
2、短文须包括所有要点，不要逐词翻译，可适当发挥，使短文连贯、通顺；
3、短文中不得出现真实的人名、校名等相关信息。
参考词汇： 水平、标准standard n.； 观点、看法opinion n.