仁爱科普版九上英语Topic 3 What can we do at home to protect the environment？ Section B 课件(共23张PPT)

(共23张PPT)
Unit 2 Saving the Earth
Topic 3 What can we do at home to protect the environment
Section B
Let’s play a game.
Say a sentence with and, or, but & while like this one by one.
A : I like English and I’m good at it.
B: I am good at English while my good friend is
good at history.
C: My good friend is good at history but …
学习目标：
1.掌握单词 action, distance, electricity
词组 ought to, shut off, after all
及部分有用句型
2.继续学习or,while,but,and等连接的并列句
3.了解环保知识，力争做一名环保卫士。
Let's check up the answer:
1.主张环保的 2.电、电能 .
3.距离 4.布料 5.行动 .
6.塑料的 7.电池 .
8.应该 / 9.关掉 .
10.毕竟 .
green
electricity
distance
cloth
action
plastic
battery
should
ought to
shut off
after all
1b Listen to 1a and choose the correct answers.
1.Jane and Michael are mainly talking about _______.
why we should shut off the electricity when we leave
what we should use when we go shopping
how to be a greener person
2. Actions speak louder than words means ____.
words are not as loud as actions
to do well is better than to say well
actions can speak, but words can’t do it
You should sort the garbage.
=You ought to sort the garbage.
1.ought to 应该 情态动词
ought to +动词原形
ought not to + 动词原形
You should/ought to ride a bike to your school.
You should/ought to take a bus to school instead of taking a taxi.
You should/ought to take a cloth bag when you go shopping.
2.shut off the electricity
n.电，电能
关闭
e.g. You should / ought to shut off the electricity when you leave a room.
Actions speak louder than words.
Remember some English idioms and try to use them often.
Easier said than done.
说起来容易做起来难。
行动胜于言辞。
1c Read 1a and complete the table.
To be a greener person
1._______________________________when you leave the room.
2. If you travel a short __________, you shouldn’t _________________ , but ________________. So this helps to ___________ and ____________.
3. When you go shopping, you’d better _____________ instead of using _____________.
You ought to shut off the electricity
distance
take a bus or a taxi
walk or ride a bike
save energy
reduce air pollution
take a cloth bag
plastic bags
Retell it
Retell 1a like this:
I would like to be a greener person.
First I ought to shut off the electricity when I leave a room.
Second, I’d better walk or ride a bike instead of taking a bus or a taxi if I travel a short distance. I will save energy and reduce air pollution.
Third, I will take a cloth bag when I go shopping. I won’t use plastic bags.
It’s easy to be a greener person.
How can we become a greener person
2 Choose the correct verbs or phrases to complete the statements. Then match them with the right pictures.
shut off reduce grow recycle ride cover use
______ waste. Don’t buy cups or boxes which can be used only once.
Save electricity. ________ the electricity when you are not using it.
________ boxes and plastic bottles.
________ fruit and vegetables yourself.
Try to ________ a bike when you travel.
_________ both sides of the paper.
__________ pans when you are cooking.
Reduce
Shut off
Recycle
Grow
ride
Use
Cover
2 Match them with the right pictures.
①Reduce waste. Don’t buy cups or boxes which can be used only once.
②Save electricity. Shut off the lights when you are not using them.
③Recycle boxes and plastic bottles.
④Grow fruit and vegetables yourself.
⑤Try to ride a bike when you travel.
⑥Use both sides of the paper.
⑦Cover pans when you are cooking.
A
B
C
D
E
F
G
3 Read the passage and fill in the blanks with the correct words. The first letter of each word is given.
The earth is our home. Some things we have done are good for the earth w_____ some are bad. We have polluted the earth, a______ it is sick now. We c_____ down too many trees, so lots of rich land has c_______ into desert. Factories p____ waste water into rivers. Pollution has caused many s_____ problems. The earth is crying for help.
What shall we do to save it We should plant more trees, r_________ the waste we produce, r_________ the waste paper and soft drink cans, and ride bikes to reduce air pollution. I think we should try to be g_________ people to protect our earth. After all, we have only one earth. We should do e_________ to protect it, or we’ll be punished and lose our home.
hile
nd
ut
hanged
our
erious
educe
ecycle
reener
verything
毕竟，归根结底
3.After all:毕竟
e.g.
我搬不动那块石头,毕竟我太小了.
I can't move that stone.
After all, I'm too young.
You ______ ______(应该) throw the rubbish into the garbage.
You should ______ ______(关闭)the electricity when you leave a room.
You’d better walk or ride a bike ______ _____ (代替) taking a bus or a taxi if you travel a short distance.
It’s so ______(容易) to be a greener person.
_______ _____ _____ _____ ________.
(行动胜于言辞)
ought to
shut off
instead of
easy
Actions speak louder than words
( )1.I choose to stay at home instead of to
travel during the holiday.
A.go B.went C.to go D.going
( )2.— I find English is not difficult. It's easy to
learn it well.
— You must try your best.
A.It's a piece of cake.
B.An apple a day keeps the doctor away
C.Easier said than done.
D.The early bird catches the worm.
D
C
( )3.You keep the water running all the
time, because you're wasting water.
A.ought to B.ought not
C. not ought D.ought not to
( )4.You should learn to look after yourself.
_____,you're not a child any longer.
A.In short B.After all
C.In the end D.As a result
( )5.We shouldn't always talk about the
problem.We should at once.Time
isn't enough.
A.wait for B.think over
C.look out D.take action
D
B
D
We learn: 1. Some words: action, distance,
electricity
2. Some phrases:
ought to, shut off, after all
3. Some useful sentences:
(1)Would you like to be a greener person
(2)First, you ought to turn off the lights when you leave a room.
(3)Easier said than done.
(4)Well, actions speak louder than words.
We Can: 1. Use the proper ways to protect
the environment in our life.
2. Talk about the greener life style.
reuse
reduce
recycle
others
How do you sort the garbage you’ve collected
on your own Clean-up Day.
plastic bottles...
paper bags
and cups...
lunch boxes
soft drink cans, plastic bottles,
waste paper, glass, paper bags
and cups ...
batteries ...
4 Work in groups and survey your group members about what they do to be greener people. Then report it to your class. Pay attention to the stress, liaison, incomplete plosion and intonation.
Example:
A: `Wha(t) do you `often `do to be a `greener person
B: Well. `I `always `shut off the electricity when I `am not
`using it .
A: `Good. `What about you , `John
C:…