Module 12 Save our world Unit 2课件 (共39张PPT)外研版九年级英语上册

(共39张PPT)
Module 12
Save our world
外研九年级上册 Module 12
Unit 2 repeat these three words dailly: reduce,refuse and recycle
Green
Warming up
Do you walk or ride a bike to school
Warming up
Do you buy new clothes just because they are modern
Warming up
Do you turn off the lights
when you leave the room
Warming up
Do you take your own cloth bag when shopping and not ask for a plastic bag
Reduce
Warming up
Do you use china cups
Warming up
Do you buy drinks in bottles
And what do you do with (处理) the bottles when they are empty
Reuse
Warming up
Recyclable
Other waste
Do you divide the waste into things to recycle and things to throw away
Warming up
How to be green
By Wang Lingling
How green are you Answer these questions and find out.
Do you walk or ride a bike to school
Do you buy new clothes just because they are modern
Do you turn off the lights when you leave the room
Do you take your own bag when shopping and not ask for a
plastic bag
Do you buy drinks in bottles And what do you do with the
bottles when they are empty
Do you divide the waste into things to recycle and things to throw
away
We all need a healthy environment, but we produce waste every day, and it is harmful to our environment. Repeat these three words daily: reduce, reuse and recycle.
①And what do you do with the bottles when they are empty
do with 对付; 处理
① I don’t know what they will do with the problem.
=I don’t know how they will deal with the problem.
② This is a book dealing with Asian problems.
考点1
辨析：do with 与deal with
do with 常与what 连用，表示“处理；对付”等。
deal with 常与how 连用，表示“对付；应付；处理；论及”等。
Our government is looking for some ways, including the 3-child policy (政策) to _______ the problem of ageing population (人口老龄化).
A. agree with B. start with
C. compare with D. deal with
D
② Do you divide the waste into things to recycle and things to throw away
divide /d 'va d/ v. 分开; 分割; 使产生分歧
考点2
辨析：divide 与separate
separate 指把原来连在一起或靠近的部分分隔开。
divide 是指把一个整体分成若干部分，
separate.... from.... 把...从....分离
divide... into...“把……分成……”
① Let’s divide all the students into six groups.
让我们把全部学生划分成六组。
② Junior high school days are over and it’s hard to separate from
our dear teachers and classmates.
初中的日子结束了, 很难与亲爱的老师和同学们分离。
Scientists ______ animals, plants and minerals into classes.
A. divide B. decide C. cut D. join
【点拨】用句意判断法解题。句意为“科学家把动物、植物和矿物分类”。divide... into... 意为“把……分成……”, 符合句意。
A
throw away 扔掉; 错过; 浪费(金钱)
① It can be reused—don’t throw it away.
它能够被再次使用—不要把它扔了。
② Who wants to eat food that is thrown away as waste
谁想吃被当作垃圾扔掉的食物？
throw away 是一个动副型词组，代词作宾语时一定要放在两词之间。
与away 相关的短语
take away 拿走
give away 赠送；泄露
get away （from） 逃离；脱身
put away 将……收起
run away 逃离
pass away 去世
考题在线3：—Sam, let’s ______ these old things. I don’t need them anymore.
—No. We can try to put them to good use.
A. pull down B. fix up
C. hand out D. throw away
D
推倒
修理
分发
扔掉
返回
③... and it is harmful to our environment.
harmful adj. 有害的
① Watching TV too much is harmful to our eyes.
= Watching TV too much does harm to our eyes.
=Watching TV too much is bad for our eyes.
be harmful to = do harm to = be bad for，“对……有害”
harm n. 损害
do harm to 对……有害
考题在线4：PM 2.5 does harm to people’s health and the environment. (同义句转换)
PM 2.5 is ___________ _________ people’s health and the environment.
harmful to
返回
④ Repeat these three words daily: reduce, reuse and recycle.
repeat /r 'pi t / v. 重说; 重新做
① Don’t repeat it.
② The teacher asked him to repeat what she had said.
考点5
repeat 本身已表示“再一次”之意，因此不能与again 连用。
考题在线5：—Would you please ______ what you said
—Sure. I asked you to have a rest. It’s too hot today. [襄阳]
A. show B. spell
C. review D. repeat
【点拨】根据下文语境提示“I asked you to have a rest. 我叫你休息一会”, 可知对方请求重复另一方所说的话。
D
Reduce
Reduce means “use less”. Do not waste things. It saves money and causes less pollution. Do not order more food than you can finish. Turn off the lights when you do not need them. Before you buy something new, think whether it is really necessary because maybe the old one is just as good!
reduce /r 'dju s/ v. 减少; 缩小; 减低
① The number of the students in our school reduces to 890.
我们学校的学生数量减到了890。
② The price was reduced by 50%. 价格降了50%。
常用短语：
reduce to... 减少到……
reduce by... 减少了……
Reuse
Reuse means “use again”. Use things for as long as possible. Look after them so that they will last. Repair them if possible. Do not throw them away and buy new ones. Do not use paper cups or paper bags. It is better to use china cups and cloth bags because they can be used many times.
⑤Repair them if possible.
if possible 如果有可能
e.g. If possible, try to guess the answer.
如果可能的话, 试着猜出答案。
考点7
if possible 为if it is possible 的省略
if 引导省略句的常见情况：
1. if any 如果有的话
2. if necessary 如果必要的话
3. if not 不然; 要不
4. if ever 如果有过的话
5. if so 如果是这样的话
Recycle
Recycle means “change things into something else to be reused”. Although it takes energy to change things into something else, it is better than throwing things away or burning them.
⑥Recycle means “change things into something else to be reused”.
change /t e nd / v. 变成; 转换
I’m thinking of changing my car for a new one.
我正考虑换辆新车。
He changed his dollars into francs.
他把美元换成了法郎。
many changes 许多变化
much change 许多零钱
change... for...
用……换……
change... into
把……变成
可数名词：变化
不可数名词：零钱
v.
n.
考题在线7：(立德树人 · 责任担当) 人们正在把沙漠变成绿地。
People are _____________ desert _________ green fields.
changing into
返回
We throw tons of rubbish away each year, and we have to make a change. Divide your rubbish into plastic, glass, paper and rubber. Develop a recycling policy for the whole community. Buy products such as recycled paper to help save trees.
We cannot hope for rapid change, but let’s take these simple steps today so that we will save the world for our grandsons and granddaughters tomorrow.
⑦We cannot hope for rapid change, but let’s take these simple steps today...
rapid /'r p d/ adj. 快速的; 迅速的
辨析：rapid, quick 与fast
① rapid 强调急速。重点在于运动本身（如发展、进步等）。
② quick 指行动迅速，多用于单个动作。
③ fast 指运动、动作的速度快。重点在于运动的物体（如火车、人等）。
The students have made rapid progress in their studies.
学生们的课业突飞猛进。
Be quick, or you’ll be late.
快点, 否则的话, 你将迟到。
You are walking too fast for me.
你走得太快了, 我跟不上。
考题在线8：The recent years have witnessed the __________ (快速的) development of the Internet.
rapid
step /step/ n. 迈步, 脚步声; 步骤; 措施
① I’ll explain it to you step by step.
② We are taking steps to prevent pollution.
③ Watch your step, or you might fall into the water.
step by step 逐步地
take steps to do sth. 采取措施做某事
watch your step 走路小心
Ⅰ. Read the passage quickly and choose the right answer.
1. The passage may come from __________.
A. a menu B. a dictionary C. a storybook D. a magazine
2. What is the passage talking about
We produce waste every day.
We should reduce, reuse and recycle to make our world green.
We can hope for the rapid change to save the world.
Divide rubbish into different groups.
Reading and vocabulary
Complete the passage with the correct form of the words in the box.
divide granddaughter plastic policy rapid recycle repeat step ton
We throw away (1)_______of rubbish every year. If we want a clean world for our grandsons and (2) ________________, we have to reduce, reuse and (3) _________. (4) _______ these three words every day. The first (5) ______ is to use less. The second is to use things as long as possible. Then (6) ______ your rubbish into (7) _______, paper, rubber and glass. Finally, draw up a recycling (8) ______ for your community. We cannot hope for (9) ______ change, but every little bit helps!
tons
granddaughters
recycle
Repeat
step
divide
plastic
policy
rapid
06
Reading and vocabulary
Thanks
Class is over! Bye!