Module 12 Save our world Unit 1课件(共49张PPT) 外研版英语九年级上册

(共49张PPT)
Module 12　Save our world
Unit 1　If everyone starts to do something, the world will be saved．
英语外研版 九年级上册
主题范畴：人与自然
子主题：环境污染及原因，环保意识和行为
1．语言知识：掌握相关单词、短语和句子， 并进行关于谈论污染和保护环境的对话。
2．文化知识：树立以身作则，人人保护环境的意识。
3．语言技能：掌握构词法中合成法、派生法和转化法的用法。
4．学习策略：能读懂关于环境的文章并能写一篇关于环境保护的文章。
　　请预习下列重点单词、短语和句子，并完成下面的表格及相关训练(标 的为重点单词拓展内容，加底纹的为2022课标新增词汇)。
重点单词 名词 1．制造厂；工厂 ________
(pl.) ________
2．废料；废弃物 ________
(v.) ____________
factory
factories
waste
浪费；滥用
课前预习
重点单词 名词 3．敌人；仇人 ________
(pl.) ________
4．庄稼；作物 ________
(pl.) ________
5．石油 ________
enemy
enemies
crop
crops
oil
重点单词 动词 6．污染 ________
(n.) 污染 ________
7．回收利用，再使用(废品) ________
(n.) 回收利用 ________
8．杀死；弄死 ________
(n.) 杀手 ________
pollute
pollution
recycle
recycling
kill
killer
重点单词 形容词 9．无望的 ________
(反义词)有希望的 ________
兼词 10．(adj.) 较小的；较少的 (n.)较少数；较少量 ________
hopeless
hopeful
less
重点短语 1．担心 ________________________________
2．对……是威胁________________
3．造成污染 ________________
4．在公路上 ________________
5．收集废品 ________________
6．节约能源 ________________
7．被……污染 ________________
8．想出 ________________
be worried about / worry about
be a danger to …
cause pollution
on the road(s)
collect waste
save energy
be polluted by …
think of
>> 学习新单词--看音标学单词
/'f ktri/
/p 'lu t/
/ri 'sa kl/
/we st/
/'en mi/
/kr p/
/k l/
/ l/
制造厂;工厂 n.
污染 v.
回收利用,再使用(废品) v.
废料；废弃物 n.
敌人；仇人 n.
crop
庄稼；作物 n.
factory
recycle
pollute
waste
enemy
kill
oil
杀死；弄死 v.
石油 n.
>> 学习新单词--看音标学单词
/les/
/'h pl s/
较小的；较少的 adj.
较少数；较少量 n.
less
无望的 adj.
hopeless
　 学以致用　根据语境或提示，完成填空。
1．Cats and mice are natural e________．
2．A lot of c________(庄稼) died because of the heavy storm．
3．We feel sad that many rivers are p________ by all kinds of rubbish．
4．As a student, we should not w________ time to play computer games．
5．His father is very busy, so he has l________ time for his family than before．
nemies
rops
olluted
aste
ess
6．We should not throw the bottles away because they can be r________．
7．Don't be w________ about the exam．It is an easy one and just finish it as usual．
8．To s________ energy, we should turn off lights before we leave.
ecycled
orried
ave
请在教材中标出下面的句子，并用句中黑体词或短语仿写句子。
1．It's no use talking about things we can't do．
2．At a green school, every class collects waste which can be recycled or used again．
3．Though pollution is heavy now, I don't think it's hopeless．
4．If everyone starts to do something, the world will be saved．
　总是担心是没有用的。
____________________________________________________________
　报纸可以被回收或再利用。
____________________________________________________________
　虽然我们处在困难时期，我们仍然需要保持希望。
____________________________________________________________
　如果明天不下雨，我会走路去学校。
____________________________________________________________
It's no use worrying all the time.
Newspapers can be recycled or used again.
Though we're in difficult times，we need to keep hopeful.
I will walk to school if it doesn't rain tomorrow.
一、听选信息(Act．2)
听对话，对话播放两遍。请根据所听到的问题和括号内的提示，选择正确的信息口头回答问题。
1．What's in the first photo？(a factory/a school/a farm)
______________________________________________________________________
2．What should be made to stop the pollution？(views/rules/promises)
______________________________________________________________________
3．Why do we need a recycling centre？(to stop the air pollution/to stop the water pollution/to save energy)
______________________________________________________________________
4．How many photos are they talking about in the dialogue？(four/three/two)
______________________________________________________________________
A factory.
Rules.
To save energy.
Two.
课堂导学
二、回答问题(Act．3)
听下面一段对话，对话播放两遍。请根据所听内容，口头回答问题。
1．Where does the pollution from factories spread？ _______________________
2．What is a danger to our health？ _____________
3．What can students do to help the environment？ _______________________
4．Who does the green school help by selling the waste？ ________________________
Over cities and villages.
Pollution.
Make a green school.
Students in poor areas.
三、口语训练
1．请根据下面的线索复述文章大意。
Pollution
and harm
(1)Farmers can't _______________________________.
(2)________ makes people ill. It's a danger to our health.
(3)Cars ____________ and cause pollution.
Suggestions
(4)Make rules to ______________.
(5)At school， every class collects _________________
_________________.
(6)Students learn to _____________________________.
water the crops with polluted rivers
Pollution
use so much oil
stop the pollution
waste which can be
save energy and recycle at home
recycled or used again
2．除了课本中提到的污染，你认为还有哪些严重的污染？请结合你所积累的单词、短语和句子，简单描述一下。可以从以下几个方面讲述：
(1)你了解的污染及其危害；　(2)你的建议。
__________________________________________________________________________________________________________________________
【自主探究】　danger是名词，意为“危险，风险”。be a danger to意为“对……是一种威胁”。dangerous是其形容词形式，意为“危险的，有威胁的”。
【习题演练】
1．抽烟对你的健康是个威胁。　
Smoking __________________ your health．
1
Pollution is a danger to our health．
is a danger to
【自主探究1】　less意为“更少(的)”，后面接不可数名词。less 是little的比较级。less than意为“少于，不超过”。
【自主探究2】　waste作名词时，意为“废弃物；浪费”。作“废弃物”时，是不可数名词。a waste of意为“浪费……”。
　　　waste还可以作动词，意为“浪费”。
2
That means less waste.
【习题演练】
(　　)2．The boss wants to do more work with ______ workers and ______ time．
A．less; fewer B．fewer; less
C．much; more D．more; less
B
3．每天餐厅有大量的食物被浪费。
Every day a lot of food ___________ in the restaurant．
4．不要这样做。这是浪费时间。　
Don't do this．It's a ________ of time．
is wasted
waste
【自主探究】　hopeless是形容词，意为“没有希望的”。其反义词是hopeful，意为“有希望的”。
　　　-less是形容词后缀，意为“没有，无”。类似的形容词还有：careless意为“粗心的”，useless意为“无用的”，homeless意为 “无家可归的”。
3
Though pollution is heavy now, I don't think it's hopeless.
【习题演练】
(　　)5．Things are so difficult that it seems ______．Jack wants to give up．
A．careful B．hopeful
C．careless D．hopeless
D
一、单项填空。
(　　)1．Kate never changes her decision．It is no use ______ her．
A．to warn B．warning
C．warned D．being warned
B
课堂检测
(　　)2．—Do you think our class will win the basketball match
—No, I feel ______ about it．
A．hopeful B．helpful
C．useless D．hopeless
(　　)3．The poor boy ______ by a kind couple at last.
A．saves B．saved
C．will save D．was saved
D
D
(　　)4．Each student is asked to take their ________ away after school.
A．waste B．a waste
C．is wasted D．wasted
A
二、完成句子。
1．尽管孩子们已长大成人，父母仍然一直担心他们。
Parents ________________ their children all the time, ____________ they have grown up．
2．太多的工厂造成了大量的污染。
Too many factories ________________________．
3．是时候采取行动来阻止污染了。
_____________ take steps to stop pollution．
are worried about
even though/if
caused too much pollution
It's time to
4．当废弃物被回收利用时，我们可以节约能源，同时减少污染。
When the waste is ________， we can __________ and at the same time reduce __________．
5．酒驾对公众是个威胁。
Drunk-driving _____________ the public．
recycled
save energy
pollution
is a danger to
一、根据语境或提示，完成填空。
1．Don't w_______water．Please turn off the tap after you wash your hands.
2．In order to save the environment, we should ________(回收利用) them as much as possible.
3．Air _________ (pollute) is very harmful to our health.
aste
recycle
pollution
基础提升
4．The farmers were worried because the heavy rain did much damage(损害) to their ______ (庄稼)．
5．It is always a wise choice to make friends instead of making an e________ with others.
crops
nemy
二、单项填空。
(　　)1．Bob knows how to cut the cost of the project.I'm sure he can do the work with ________ money and ________ people.
A．fewer；more　　 B．more；fewer　　
C．less; fewer　　 D．less; less
C
(　　)2．It's no use ________ too much because they don't listen carefully at all!
A．to talk B．talking
C．talk D．told
(　　)3．What do you think is the best way to ________ the pollution problems
A．work out B．agree with
C．show off D．come out
B
A
(　　)4．—Do you think our class will win the football game
—No, I feel ________ about it．Because we don't have enough time to practise.
A．hopeful B．hopeless
C．helpful D．useless
B
三、完形填空。
　　As more and more people are turning to a simple lifestyle, they would like to sell their used things at a low price．Buying second－hand things not 1 costs less money, but also is good for the environment．It is becoming 2 these days．Buying second-hand books is a good example.
(　　)1． A．always　　　　 B．only　　　　
C．finally　　　　 D．usually
(　　)2． A．popular B．helpful
C．proud D．lively
【解析】 考查副词辨析。根据语境可知，此处考查not only … but also … ，“不仅……而且……”的固定用法，故选B。
B
【解析】 考查形容词辨析。根据“Buying second-hand books is a good example.”可知，此处是说买二手货很受欢迎，故选A。
A
　　A college student said, “When I want to buy books, I'll first go to the second-hand markets or 3 some second-hand bookstores online．Such books are much cheaper — as much as 70 percent lower than new ones．If I'm 4 enough, I can even get books that are almost new．Since I have been limited(限制) pocket money, it's a perfect choice for me.”
(　　)3．A．look up B．look after
C．look through D．look at
(　　)4．A．rich B．free
C．silent D．lucky
【解析】 考查动词短语辨析。根据下文“some second-hand bookstores online”可知，此处表示在网上浏览，故选C。
C
【解析】 考查形容词辨析。根据“I can even get books that are almost new”可知，此处表示如果足够幸运的话，故选D。
D
　　Besides lower prices, people can also 5 out-of-print books．The 45-year-old lady, Wang Min has bought many 6 classic books．She said, “The first old book I collected was Journey to the West．I 7 reading this kind of small comic books in my primary school．I happened to see them at a second-hand 8 ．It was really a pleasant 9 ．After that, I often go to second-hand markets to look for old books.”
(　　)5．A．find B．create
C．throw D．produce
(　　)6．A．new B．old
C．cheap D．expensive
【解析】 考查动词辨析。根据题干“people can also find out-of-print books”可知，此处是说还能找到绝版的书籍，故选A。
A
【解析】 考查形容词辨析。根据下文她的话“The first old book I collected was Journey to the West”可知，是说买到旧书，故选B。
B
(　　)7．A．avoided B．finished
C．enjoyed D．stopped
(　　)8．A．market B．form
C．product D．corner
【解析】 考查动词辨析。根据“I … reading this kind of small comic books in my primary school”可知，此处是说小时候很享受读小人书，故选C。
C
【解析】 考查名词辨析。根据句意及语境可知，此处表示在二手市场看到它们的，故选A。
A
(　　)9．A．pride B．secret
C．treat D．surprise
【解析】 考查名词辨析。根据语境可知，这里是说在二手市场淘到旧的《西游记》带给她意外的惊喜，故选D。
D
　　Buying used books can even connect readers．A 22-year-old college student, Zhao Yue, once found a note in a second－hand book she bought．“The book owner 10 her thoughts and hoped the buyer would enjoy the book．It was so heart-warming，” she said．“Now I'm doing the same thing, too.”
(　　)10．A．reviewed B．shared
C．stole D．hid
【解析】 考查动词辨析。根据下文“and hoped the buyer would enjoy the book. It was so heart-warming”可知，此处是说该书的原主人分享了自己的读后感，故选B。
B
四、阅读理解。
A
　　There are some easy things you can do to protect the environment and the earth．Choose ideas from the list or come up with a few of your own.
Whenever you visit a park or beach, take away what you bring there and keep rubbish in a bag until you can put it in a dustbin(垃圾桶).
Turn off the lights and TV sets when you leave the room．This can save a lot of electricity.
Turn off the tap when you brush your teeth．You can save some water by not letting it run．Also, use a glass cup instead of a paper cup because this saves paper.
Give your old books and magazines to a library instead of throwing them away.
Give your old clothes to poor children you know instead of throwing them away.
Use both sides of paper.
Stop pouring dirty water into the rivers or lakes nearby.
Encourage all your friends to do the same things you do to help protect the earth.
You don't have to wait until Earth Day to do these things．Make every day Earth Day．If everyone makes a contribution(贡献) to protecting the environment, the world will become much more beautiful.
(　　)1．From the above, we know that this is ________．
A．a sign B．a notice
C．an advertisement D．a proposal(倡议书)
D
【解析】 推理判断题。根据最后一段“If everyone makes a contribution(贡献) to protecting the environment, the world will become much more beautiful.”以及文中列举的保护环境的措施可知，本文主要是倡导大家保护环境，因此本文是一篇倡议书。故选D。
(　　)2．The writer tells us ________．
A．to throw rubbish into a bag
B．to pour dirty water into the rivers
C．to save water by not letting it run while brushing our teeth
D．that we can't do all these things until Earth Day
C
(　　)3．We can ________ to save paper.
A．use a paper cup
B．use both sides of paper
C．give new books to a library
D．pick up waste paper at school
B
【解析】 细节理解题。根据框中“Use both sides of paper.”可知，可以通过使用纸张的两面来节约用纸。故选B。
(　　)4．Which of the following is NOT true according to the writer
A．Turn off the lights when you leave the room.
B．Stop pouring dirty water into the river nearby.
C．Use a paper cup when you brush your teeth.
D．Give your old clothes to the poor children.
C
【解析】 细节理解题。根据框中“use a glass cup instead of a paper cup because this saves paper.”可知，选项C错误。故选C。
(　　)5．Which is the best title for the passage
A．Protect the Earth
B．Save Water and Electricity
C．Make Better Use of Old Things
D．Save Money
【解析】 标题归纳题。根据“There are some easy things you can do to protect the environment and the earth.”以及下文列举的保护地球环境的措施可知，本文的主题是“保护地球，保护环境”，所以选项A为最佳标题。故选A。
A