Module 12 Save our world Unit 3 Language in use 课件 (共34张PPT)

(共34张PPT)
Module 12
Unit 3
Language in use
新
课
导
入
Look and say
a green life
reduce
recycle
reuse
Language Goal
新知学习
课堂小结
当堂检测
学习目标
重点研讨
1. 能熟悉并能正确运用本模块的单词和短语
2. 能正确分析构词法的前缀后缀, 并能对其进行归纳和总结
3. 能够谈论环保措施，并提出有关环保的建议
新知学习
课堂小结
当堂检测
学习目标
重点研讨
Language practice
Reuse means “use again”.
Though pollution is heavy now, I don’t think
it’s hopeless.
新知学习
课堂小结
当堂检测
学习目标
重点研讨
Make new words. Join the parts of words
in Box A with the words in Box B. You need to use some of the parts more than once.
A -able -ful im- -less re- un-
B care collect hope possible use
usual wanted waste
careful
careless
collectable
hopeful
hopeless
impossible
usable
reuse
unusual
unwanted
wasteful
useful
useless
新知学习
课堂小结
当堂检测
学习目标
重点研讨
Learning to learn
Sometimes if you know the meaning of the parts of a word, you can work out the meaning of the whole word.
re + new + able: re = again,
able = can be
renewable = can be new again
新知学习
课堂小结
当堂检测
学习目标
重点研讨
English for Fun
1. full of care___________
2. can be collected ________________
3. full of hope ________________
4. without any hope ________________
careful
Now work in groups. Play the guessing game
English for Fun.
collectable
hopeful
hopeless
新知学习
课堂小结
当堂检测
学习目标
重点研讨
English for Fun
5. not possible______________
6. not usual ________________
7. without any use ___________
8. use again ________________
9. not wanted ________________
10. making a lot of waste _________
impossible
unusual
useless
reuse
wasteful
unwanted
新知学习
课堂小结
当堂检测
学习目标
重点研讨
2. Complete the sentences with the words in the box.
1. Polluted water is ____________.
2. It is _________ to throw so much food away.
3. If you look after things well, you may ________ some of them later.
4. It is __________ to clean up the whole river in such a short time.
5. If we pay attention to pollution now, the future will be ________.
unhealthy
wasteful
reuse
impossible
hopeful
hopeful impossible reuse unhealthy wasteful
新知学习
课堂小结
当堂检测
学习目标
重点研讨
3. Complete the table.
Noun Verb Adjective Adverb
useful/useless
hope hopefully / hopelessly
pollution ——
water —— ——
waste
—— —— usually/ unusually
use
use
usefully/uselessly
hope
hopeful/hopeless
pollute
polluted/unpolluted
water
waste
wasteful/wasted
wastefully
usual/unusual
新知学习
课堂小结
当堂检测
学习目标
重点研讨
4. Complete the sentences with the correct form
of the words in Activity 3.
She was_________ that her new job would make her more successful.
hopeful
The factory _________the river, and the fish died.
2. We often walk in the countryside. It is a(n)_____ activity for us.
3. Do not use so much water. It is very __________.
4. To keep the flowers growing, you need to _____ them once a day.
polluted
usual
wasteful
water
新知学习
课堂小结
当堂检测
学习目标
重点研讨
5. Complete the sentences.
A lunchbox is a box that you keep your lunch in.
1. A ___________ is a card that you write on one side of and send to someone by post.
2. A ___________ is a room where you have classes at school.
3. A ___________ is a book that has one or more stories for children.
4. A ____________ is a black board that is used at school for writing on with chalk.
postcard
classroom
storybook
blackboard
新知学习
课堂小结
当堂检测
学习目标
重点研讨
6. Work in pairs. Look at the pictures and answer the questions.
1.What kinds of things can be recycled
2. How can these things be reused
3. How does this help the environment
4. Have you ever recycled or used things that can be recycled How
新知学习
课堂小结
当堂检测
学习目标
重点研讨
7. Complete the conversation with the correct
form of the expressions in the box.
Mike: I hear you are off to the Caribbean for a holiday! Lucky you! But aren’t you (1) ____________ the pollution that such long plane journeys may cause for the environment
Ken: I know, but what can I do about it I’ve already tried my best to protect the environment. I recycle.
I don’t (2) ___________things if I don’t want them any more. I (3) ________the lights when I leave a room. Don’t tell me I shouldn’t travel by plane any more!
worried about
throw away
turn off
be good for, throw away, turn off, worry about
新知学习
课堂小结
当堂检测
学习目标
重点研讨
be good for, throw away, turn off, worry about
Mike: No, of course not. But we can do more to protect the environment. For example, we can help keep the air clean by planting trees. Trees (4) ____________the environment. In this way, we can reduce the harm of pollution.
Ken: Good! So I can enjoy my holiday, and when I come back, I’ll plant some trees!
Mike: That’s the idea! Maybe we can all join in and start a small forest!
are good for
新知学习
课堂小结
当堂检测
学习目标
重点研讨
8. Listen and check (√)the true sentences.
It is OK to throw used things away. Looking after
them takes a lot of time.
2. Do not throw away things made of glass, plastic and paper, but recycle them when possible.
3. Take a bag when you go shopping.
4. Producing electricity and using oil will not cause pollution.
5. Turn off lights when you do not need them.
6. Ride a bike or walk, and do not often drive your car.
√
√
√
√
新知学习
课堂小结
当堂检测
学习目标
重点研讨
9. Listen again and complete the table.
Advice Reasons
1.Don’t throw away things made of ________________ ______, but_______them. Throwing things away is wasteful.
2 ______your plastic bags when you can and __________ with you when you go shopping. Plastic bags ___________ recycle.
glass, plastic and
paper
recycle
take a bag
are hard to
Reuse
新知学习
课堂小结
当堂检测
学习目标
重点研讨
Advice Reasons
3. Use less electricity and oil to_________________. 4. Don’t leave lights on and _________________. 5. __________________ and do not often drive your car. Producing electricity
and using oil may
cause ________________
________________
_________________.
pollution to air, water
and earth in many
different ways
reduce pollution
waste electricity
Walk or cycle
新知学习
课堂小结
当堂检测
学习目标
重点研讨
Earth Hour is held toward the end of March each year. During Earth Hour, people all across the world switch off the lights they do not need. They do this to show their awareness of climate change.
The first Earth Hour was held in 2007 in Sydney, where more than 2.2 million people switched off their lights.Today, more and more cities are taking part in the event, such as Beijing, London, Rome and New York, and landmarks like the Empire State Building and the Golden Gate Bridge will go dark.
Earth Hour
新知学习
课堂小结
当堂检测
学习目标
重点研讨
Module task: Discussing what you can do about pollution
10. Work in groups. Decide what kind of pollution you want to talk about.
Choose a subject that you care about the most. It could be water pollution, air pollution, etc.
Find out more information about your subject. Look it up on a website or in a book.
新知学习
课堂小结
当堂检测
学习目标
重点研讨
11. Discuss your subject.
12. Present your group’s ideas to the whole class.
● Take turns to say what you think about the problem
and what can be done.
● Listen to what others say. If you agree with what they
have said, say “I agree”, “That’s true” or “That’s a
good point”; if you do not agree with what someone
says, say “I’m sorry, but I don’t agree. I think that…”
新知学习
课堂小结
当堂检测
学习目标
重点研讨
Language Points
一、合成词构词法
英语中构成新词最基本的方法有三种：合成法，缩略法和词缀法。合成词构词法就是将两个独立的单词合在一起构成一个新的单词。
1.合成法是一种比较灵活的构词方法，可以合成名词、形容词、副词、代词、动词等。
新知学习
课堂小结
当堂检测
学习目标
重点研讨
（1）合成名词：
sun + light = sunlight(阳光)
black + board = blackboard(黑板)
（2）合成形容词：
well + known = well-known(著名的)
hard + working = hard-working(勤奋的)
world + famous = world-famous(世界闻名的)
新知学习
课堂小结
当堂检测
学习目标
重点研讨
（3）合成副词：
up + stair = upstairs(在楼上)
down + stair = downstairs(在楼下)
（4）合成代词：
some + thing = something(某事)
any + body = anybody(任何人)
（5）合成动词：
under + stand = understand(理解)
type + write = typewrite(打字)
新知学习
课堂小结
当堂检测
学习目标
重点研讨
在一个单词前或后加上一个词缀，就可以构成一个新词。 根据词缀的位置，分为前缀和后缀两种。掌握一些常见的词缀，对单词的记忆和理解有很大的帮助。比如：我们学会care, 就能掌握careful, careless, carefully, carelessly。下面我们来学习几个常见的前、后缀：
二、前缀，后缀构词法
新知学习
课堂小结
当堂检测
学习目标
重点研讨
词根 re- in(m)- un- dis- mis-
意义 再/又 不/无 不/无 不/无 错误地
例子 rewrite incorrect uneasy dislike mislead,
reuse impossible impolite untrue disagree mis-
understand
前缀：
新知学习
课堂小结
当堂检测
学习目标
重点研讨
词根 inter- super- en- anti-
意义 互相 超 使……处于某种状态 反对；防止
例子 inter- national superman enable anti-war
internet supermarket superstar enrich anti-pollution
新知学习
课堂小结
当堂检测
学习目标
重点研讨
后缀 功能 例词
-er, -or 构成名词 teacher, worker
-ian musician
-ing building, painting
-ist artist, scientist
-ment 构成名词 agreement, government
-ness happiness, illness
-th truth, warmth
-tion competition, education
-ty activity, safety
后缀：
新知学习
课堂小结
当堂检测
学习目标
重点研讨
后缀 功能 例词
-able, -ible 构成形容词 comfortable, possible
-al national, traditional
-ful careful, helpful,
-ive active, expensive
-less careless, useless
-ly friendly, lovely
-ous dangerous, famous
后缀 功能 例词
-teen 构成数词 eighteen, fifteen, seventeen
-th fifteenth, fifth, fortieth, seventh
-ty forty, sixty, twenty
-ly 构成副词 badly, carefully, happily, quickly
新知学习
课堂小结
当堂检测
学习目标
重点研讨
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Module 12
Unit 3
重点单词： hopeful impossible reuse unhealthy wasteful 等
重点短语：be good for, throw away, turn off, worry about 等
重点句式：Reuse means “use again”.
Though pollution is heavy now, I don’t think it’s hopeless.
新知学习
课堂小结
当堂检测
学习目标
重点研讨
一、根据句意及首字母提示完成句中单词。
Now it gets warmer and warmer because the p_______ is getting worse and worse.
2. We should do something for e___________ protection, so that we can protect the earth.
3.It is h_______, although we do something to make it better.
ollution
nvironmental
opeless
4. We should r________ waste and save energy.
5. Do you know the d_________ between the Internet and the Word Wide Web
educe
ifference
新知学习
课堂小结
当堂检测
学习目标
重点研讨
二、根据语境及所给汉语提示写出所缺短语，每空一词。
1. Mum asked us to ______ ____ ( 清理 ) the garden after school.
2. _____ ________ ____( 注意 ) the water after you finish washing.
3. My cousin often sends me some postcards ____ ____( 通过邮寄 ).
4. Would you like to _____ ___ ( 参加 ) the activity with us
5. We should ___ ___ ___( 尽我们最大的努力 ) to protect the earth.
6. Don’t _____ _____( 扔掉 ) the old books. We can use them again.
clean up
Pay attention to
by post
join in
try our best
throw away