Unit 13 We're trying to save the earth! Section B 教学课件(共43张PPT)-初中英语人教版九年级全一册

(共43张PPT)
Section B
Unit 13
We're trying
to save the earth!
Vocabulary
01
1. recycle
过去式为recycled，常作定语，与所修饰的名词在逻辑上存在动宾关系
练习：We ________ all the bottles.
recycle
2. throw away
是“动词+副词”型短语。名词作其宾语时，放在away 之前或之后均可;代词作其宾语时，须放在 throw和away之间
练习：________ the old newspapers, please.
Throw away
3. probably
常用作状语，可位于句首，也可位于句中。即实义动词之前，助动词、情态动词或连系动词之后
练习：She ________ told her mother the truth.
probably
4. pull down
pull down指把某物毁坏
take down指把某物拆下，还可以安上去，没有毁坏
练习：The workers are ________ down the old building.
pulling
5. be made of
be made of从制成品中能看出原材料
be made into...意为“被制成......
be made by...意为“由......制造”，后接动作的执行者
练习：This salad is ________ apples and strawberries.
made of
Lead-in
02
How can we do to help save the earth
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
1
2
3
4
5
1b
Compare your answers in 1a with your partner.
A: Recycling paper is really easy.
B: I agree. But it's hard to stop riding in cars.
1c
Listen and check (√) the things that Julia and Jack talk about.
Things Julia and Jack talk about
___ 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
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.
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
Things Julia and Jack talk about Things Julia is doing now Things Julia will do in the future Things Julia would never do
___ not using paper napkins
___ taking your own bags when shopping
___ not riding in cars
___ riding a bike
___ recycling paper
Listen again and answer the questions.
Who read a book
Would Julia turn off the shower when she is washing her hair
3. Does Jack live close to school
Jack.
No, she would never do that.
Yes, he does.
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.
Look at the title and the pictures in 2b. Can you guess what the passage is about
Rethink, Reuse, Recycle!
Choose the correct structure.
①
③
②
④
A
②
①
③
④
B
②
④
①
③
C
①
②
③
④
D
Read the article quickly and answer the questions.
1. What is the main idea of the passage
2. How many people are mentioned in the passage Who are they
3. Why are they mentioned
Nothing is a waste if you have a creative mind.
Three. They are Amy Hayes, Jessica Wong and Wang Tao.
Try to give examples to support the main idea.
Read Para. 2-4 quickly and fill in the chart.
Names (from)
Amy Hayes
(the UK)
Jessica Wong
(Hong Kong, China)
Wang Tao
(Shanghai)
What did they do
She built a house out of rubbish.
She uses old clothes to make bags.
He uses iron and other materials from old cars to make art pieces.
2b
Read the passage and complete the chart below.
Names What materials did they use What did they make
Amy
Hayes
windows and doors of old buildings that have been pulled down
an old boat
rocks
old glass bottles
a house
Names What materials did they use What did they make
Jessica Wong
old clothes; especially old jeans
bags
Wang Tao
iron and other materials from old cars
beautiful art pieces
2c
Fill in the blanks with the correct
forms of the phrases in the box.
put to good use build… out of
pull down set up
known for not only… but also
Amy Hayes lives in the UK. Many of
the old buildings in her neighborhood
were ____________.
pulled down
2. All the rubbish and old things in
Amy’s neighborhood were then _____
__________ when Amy built her house.
3. Amy is very creative. She _______ her front gate ________ rocks and old glass bottles. She put an old boat on top of her house.
put
to good use
built
out of
4. Jessica Wong sells her bags in a small shop, but she has also ________ an online business to sell them.
5. Though Jessica's bags are made from old
clothes, her bags are ____________ being
cute and useful.
6. Wang Tao _________ makes large
pieces of metal art that look like
animals or humans, __________
makes smaller pieces for the home.
set up
known for
not only
but also
2d
Underline the words in the passage based on the words below. What are the differences
think use environment
usual recycle build
create special recent
important protect inspire
think – rethink special – especially
use – reuse, useful recent – recently
usual – unusual
environment – environmental
recycle – recycling
important – importance
build – building protect – protection
create – creative, creativity
inspire – inspiration
2e
Make a list of things that need to be
done to save the environment. Which things can be done by common people every day
Language points
Do you often throw away things you
don't need anymore
1) throw away 扔掉，抛弃 (机会、
优势或好处)
e.g. I never throw anything away.
我从来不扔任何东西。
2) 错过(机会等)，放过；未能很好利用
(机会等)
2. Have you ever thought about how these
things can actually be put to good use
put sth. to good use 好好利用
e.g. Your creative talents can also be
put to good use, if you can work up
the energy.
如果你能让自己精力充沛起来，你
的创作才能也能得到很好的发挥。
3. She lives in a house in the UK that
she built herself out of rubbish.
build/make ... out of 用……建造/制造
e.g. He built a model ship out of wood.
他用木头造了个模型船。
Some birds build nests out of twigs.
一些鸟用小枝筑巢。
4. The top of the house is an old boat
turned upside down.
turned upside down 意为“被翻转过来的；
被颠倒过来的”，做后置定语修饰boat。
e.g. Tony had an upside-down map of
Britain on his wall.
托尼的墙上倒挂了一张英国地图。
The lid, turned upside down, served
as a coffee table.
那个盖子被翻过来当作咖啡桌。
5. And the gate in front of her house is
made of rocks and old glass bottles.
be made of和be made from都表示“由……制成”，但二者的用法有区别。
be made of常常表示原材料未发生化学变化，从成品中仍可看出原材料；
而be made from常常表示原材料经过化学变化，从成品中看不出原材料。
6. He is known for using iron.
be known for 因……而著名
be known as 作为……而著名
be known to 为......所知
e.g. He was known for his friendliness.
他以友好而著称。
3a
Think about the environment in your town/city and complete the chart below.
Good environment Why Bad environment Why
park
streets
restaurants
the air is clean
so many trees
clean and tidy
river
streets
air
a lot of rubbish
so many cars
too many
factories
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.
What are the problems
Where are they
What or who is causing these problems
写作模板：
1.开篇点题，说明环境污染问题的严峻性。
Environmental problems are…
2.说明环境污染的原因
With the …, there are too many…
Cars have made…
Black smoke and…by factories. Factories also…
And wherever…
3.给出建议和可行方案
I think that governments should…
I suggest everyone in…
4.结尾：寄予期望
I hope the…
1. Write different forms of the words. Then add more to each group.
pollute ---
act ---
protect---
inspire ---
build ---
create ---
v.— n.
n.— adj.
fame ---
wood ---
science---
health ---
south ---
care ---
pollution
action
protection
inspiration
building
creation
famous
wooden
scientific
healthy
southern
careful
Self Check
adj.— n.
different ---
important---
difference
importance
adj. — adv.
slow ---
wide ---
sudden ---
real ---
slowly
widely
suddenly
really
2. Match each statement with the grammar structure.
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
3. Write ways to cut down on these kinds of pollution.
Kinds of pollution Ways to cut down
water pollution
land pollution
noise pollution
air pollution
Stop factories from throwing waste into rivers.
Try not to use plastic bags when shopping.
Cut down the number of cars.
Reduce the number of factories that burn coal.
Thank you!