冀教版八年级下Unit 8 Save Our World Lesson 44 Environment Clubs课件（35张ppt）

(共35张PPT)
Unit 8 Save Our World
Lesson 44 Environment Clubs
1.Curriculum words: least ,pollute ,waste, shut ,
reduce ,reusable ,skip ,packaging ,leaky ,litre ,sink ,electricity
2. Useful expressions: throw away，turn off
3. Sentences: How much garbage do you throw away after lunch？
Environment clubs encourage students to bring their lunches in reusable bags and dishes.
There are many clubs, such as chess club, basketball club, dance club, and so on. But there are also environment clubs. What people do in the environment club
Think About It!
What do you do when you see somebody throwing garbage on the ground
Does your school have an environment club
No-garbage lunches
No-garbage schoolyard
Save water
No smoking in public
Save electricity
No-car days
Listen to the lesson and tick the activities mentioned.
Listen and read
In North America, many
students join environment clubs.
In an environment club, students
work together to reduce pollution
and protect the environment.
The following is a list of their activities and advice.
·No-garbage lunches：How much garbage do you throw away after lunch？Environment clubs encourage students to bring their lunches in reusable bags and dishes. The class with the least garbage gets a prize.
I’m a member of an environment club.
·No -car days: On a no -car day, nobody comes to school in a car—neither the students nor the teachers! Cars pollute our air, so remember：
Walk, skip, bike or run.
Use your legs! It's lots of fun!
·Bring your own shopping bag! Bring your own bag when you go shopping. It's a good way to reduce packaging.
·Save water! Did you know that a leaky toilet can waste 20 to 40 litres of water an hour In a year, that would fill a large swimming pool! In environment clubs, students fix leaky toilets and sinks.
·Save electricity! Turn off the lights when you leave a room. Turn off the television and shut down the computer when you are not using them.
Let's work together to make our environment clean. Could your school do some of these things？
No-garbage lunches
No-garbage schoolyard
Save water
No smoking in public
Save electricity
No-car days
Listen to the lesson and tick the activities mentioned.
1. In North America, few students join environment clubs. ( )
2. In an environment club, students work together to reduce __________ and _________ the environment.
3. What do environment clubs encourage students to do at lunch
4. How to reduce packaging
5. Turn off the television and shut down the computer when you are not using them.
Read the lesson and do the following tasks.
F
pollution
protect
Bring lunches in reusable bags and dishes.
Bring our own shopping bag when we go shopping.
当你不使用电脑和电视的时候请关闭它们。
1．Why do many students join environment clubs in North America
2．Why do the students take their own bags when they go shopping
Because students want to work together to reduce pollution and protect the environment.
Because it's a good way to reduce packaging.
Read the lesson and answer the questions.
3．How do the students in an environment club save water
How do they save electricity
In an environment club，students fix leaky toilets and sinks. They turn off the television and shut down the computer when they are not using them. And they turn off the lights when they leave a room.
Read the lesson and answer the questions.
In an environment club, students work together to reduce pollution and protect the environment.
reduce /r ’dju s/ v. 减少
常用短语：
reduce to减少到……；
reduce by 减少了……
Language points
e.g. The number of the students has reduced to 200 this year.
今年的学生数量已减少到了两百人。
We have reduced the price by 10 percent.
我们已经把价格降低10% 了。
reduce的反义词为increase(增加）。
Language points
How much garbage do you throw away after lunch
throw away 扔掉；失去
动副短语，宾语是代词，放中间；宾语是名词，放中间或后边！
e.g. You should throw away the old chairs and buy some new ones.
你应该把旧椅子扔掉，买些新的。
This is your chance, and don’t throw it away.
这是你的机会，别失去它。
Language points
throw 构成的短语：
throw away扔掉 throw about乱扔东西
throw at朝……扔 throw off 摆脱
throw at 投向 throw out 扔掉
throw up 呕吐
throw oneself into 投身于
Language points
Environment clubs encourage students to bring their lunches in reusable bags and dishes.
encourage sb. to do sth.意为“鼓励某人做某事”。
e.g. My mother encouraged me to have a try.
我母亲鼓励我试一试。
encourage/ n'k r d /v.鼓励；激励
Language points
encourage sb. in sth.意为“在某事上鼓励或支持某人”。
e.g. Her father encourages her in her drawing.
她的父亲在她的绘画方面鼓励她。
encourage的反义词为discourage意为“使泄气”。
e.g. He didn't give me much courage. Instead, he discouraged me.
他没有给我太多勇气。相反，他使我泄气。
Language points
The class with the least garbage gets a prize.
least /li st/ adj. & adv. (little的最高级)最少的(地)；最小的(地)
n. 最少量；最小物
least 修饰不可数名词时，一般用来指量，不指具体的数。
little——less——least
Language points
e.g. He did the least work of all.
在所有人当中，他做了最少的工作。
I have fewer dresses and less money than you.
我的连衣裙及金钱都比你的少。
Language points
least，less 也可作副词，用来修饰形容词或动词。
e.g. It happened just when we least expected it.
它发生在我们最料想不到的时候。
at least 至少，其后常跟表示数量的词。
e.g. At least ten people were killed in the crash.
至少有十人在撞车事故中丧生。
Language points
Did you know that a leaky toilet can waste 20 to 40 litres of water an hour
waste作动词，常用于以下结构：
waste time/money on ... “在……方面浪费时间/金钱” Don't waste time on it anymore.
不要再在这上面浪费时间了。
waste time/money (in) doing sth.“浪费时间/金钱做某事” You are wasting your time (in) trying to explain it to him.
你努力跟他解释这件事是在浪费时间。
waste/we st/ v.&n.浪费
Language points
waste可作名词，意为“浪费，滥用”，是不可数名词，但可与a连用；作为“垃圾；废物”讲时，常用作复数形式，recyclable wastes可再循环的废物。
常用句型为：It's a waste of time/money to do sth. “做某事是浪费时间/金钱”。
e.g. It's a waste of time to talk to him.
跟他谈话就是浪费时间。
Language points
Turn off the television and shut down the computer when you are not using them.
辨析：turn off, turn on, turn up 与turn down
turn off 关闭
turn off 意为“关掉，关闭”，一般指关闭电源、水等，后面常接电器、仪器等。
turn on 意为“打开”，一般指打开电源、水等，后面常接电器、仪器等。
Language points
e.g. Please turn off the radio. My grandma is sleeping.
请关掉收音机。我的奶奶正在睡觉。
turn up 调大电器等的频率、音量等。
turn down 调小电器等的频率、音量等。
Language points
1．The soap factory ________ the drinking water in this area.
2．Students should not ________ paper.
3．________knows when life on the earth started.
4．He who talks the most knows the________．
5．I couldn't ________ the window because it was stuck.
Waste least nobody shut pollute
Nobody
polluted
waste
shut
least
2)Fill in the blanks with the correct forms of the words in the box.
Let’s Do It!
3)Read the passage and fill in the blanks.
In some countries of the world, people have started to reduce the amount of garbage they make. How First, they buy ________ things. They try to buy only what they really need. When you buy fewer things, you ________ away fewer things. Second, they reuse things. They use things, and then they use them again! Third, they recycle things. They make old things into new things. People call these the “three Rs”： reduce，________and________. The three Rs help us remember that ________ is a problem.
fewer
throw
reuse
recycle
garbage
Let’s Do It!
Task 1
I am leader of the environment club at my school. My club is getting ready to have some activities and I was wondering if any of you have good ideas!! Any ideas would be nice...
We’ve already had some activities, such as No-garbage lunches, No-car days... So I need more new ideas! Please, please post with anything you can come up with...
Let’s Do It!
Task 2
4)Suppose your school's environment club wants to make a poster about littering and recycling. Can you make one Here's an example.
Stop Pollution!
We have a nice, clean schoolyard. Let's keep it this way.
Don't litter!
Always put your garbage in a garbage can.
Never throw it on the ground.
Recycle!
Stop and think before you throw something out：
Can I use this again
Can this be recycled
Together, we can help keep our world clean！
Let’s Do It!
测评：八年级下册Unit 8-Lesson 44随堂检测（配套）2
一、用所给词的适当形式填空
1. John has the________(little) bread of all the students.
2. There is a lot of________(pollute) in the city.
3. It's a good way___________(reduce) the packaging.
4. My mother always encourages me________(face) the difficulties bravely.
5. It's a waste of time________(walk) home.
least
pollution
to reduce
to face
to walk
二、单项选择
1. He ________an English club last year and has improved his English a lot.
A. protected B. produced
C. joined D. received
2. Jessica's parents always encourage her________out her opinions.
A. speak B. speaking
C. to speak D. will speak
C
C
3. —Ann, I am worried I'm getting fatter. What shall I do
—I think you should eat________food and do more exercise.
A. more B. less
C. much D. little
4. —It's getting dark. Could you please ________ the light for me
—All right. Just a minute.
A. keep on B. turn on
C. try on D. put on
B
B
5. As more and more restaurants join “clear your plate” campaign, people are encouraged ________ food any more.
A. not waste B. not wasting
C. not to waste D. not wasted
C
三、连词成句
1. fun, your, lots, using, is, legs, of
_________________________________________________.
2. must, away, garbage, you, throw, the
_________________________________________________.
3. together, environment, to, students, the, protect, work
_________________________________________________.
4. a, of, environment, I'm, club, member, an
_________________________________________________.
5. down, when, it, computer, shut, don't, use, the, you
_________________________________________________.
Using your legs is lots of fun
You must throw away the garbage
Students work together to protect the environment
I'm a member of an environment club
Shut down the computer when you don't use it
Better your ideas for Task1 or Task 2 and write down your work on your exercise book.
2. Preview Unit 8-Lesson 45.
Bye-bye