资源简介

(共27张PPT)
Unit 3 Trees and us
单元学习目标
Vocabulary
目 录
CONTENTS
02
课堂练习
01
要点精讲
要点精讲
create
The artist created a unique sculpture. 这位艺术家创作了一件独特的雕塑。
The teacher encouraged the students to create their own projects. 老师鼓励学生们自己去创作项目。
1. My friend Tom is very ____________ (create). He can turn waste paper into works of art.
2. Edison was a great man with ____________ (create).
creative
creativity
treat
She treats me as one of the family. 她把我当作家人对待。
I treat them with respect. 我对他们很尊重。
We treated Mum to lunch at a restaurant. 我们请妈妈在一家餐馆吃午饭。
I would like to treat myself to some new clothes. 我想给自己买些新衣服。
1. Nina gives her brother silent ________________ (treat) because he lost Nina's favourite pen yesterday.
2. 当宠物生病时，我们要耐心地对待它们。(根据汉语意思完成句子，每空一词)
When our pets are sick, we need to ____________ them ____________ patience.
treatment
treat
with
communicate
We need to communicate more to solve this problem. 我们需要多沟通去解决这个问题。
It's necessary to have proper communication with parents. 与家长进行适当的沟通是必要的。
She often communicates with her friends via email. 她经常用邮件和朋友们交流。
1. 许多年轻人在与父母交流时存在障碍。（根据汉语意思完成句子，每空一词）
Many young people have a problem ____________________ ____________ their parents.
2. 约翰通过写信与张力交流。(翻译句子)
_____________________________________________________________
communicating
with
John communicates with Zhang Li by writing letters.
dig
He dug a hole to plant a tree. 他挖了一个洞来种树。
She dug into the mystery of the missing boy. 她深入研究了那个失踪男孩的谜团。
We had to dig out the snow to clear the driveway. 我们不得不把雪挖出来清理车道。
1. We ____________ (dig) out some boxes in our garden last week.
( )2. My grandparents plan to ____________ some holes near their house to plant trees.
A. open B. fill
C. cover D. dig
dug
D
spread
The news spread quickly. 消息迅速传开了。
Don't spread lies about him. 不要散播关于他的谎言。
( )1. You can't ___________ some news on the Internet freely unless you are sure about it.
A.spread B. hear
C. miss D. notice
2. 我们认为传播中国文化是我们的责任。（根据汉语意思完成句子，每空一词）
We find it our duty to __________ ____________ ____________.
A
spread
Chinese
culture
课堂练习
一、根据要求写出相应的单词（★）
1. convenient—_______________ （adv.）
2. create—_______________ （n. 创造物）
3. environment—_______________ （adj.）
4. silent—_______________ （adv.）
5. treat—_______________ （n. 治疗）
6. human—_______________ （复数）
conveniently
creation
environmental
silently
treatment
humans
7. accident—_______________ （adj.）
8. knowledge—_______________ （v.）
9. product—_______________ （v.）
10. translation—_______________ （n. 译员）
accidental
know
produce
translator
二、用所给单词的适当形式填空（★★）
1. The tree will grow better if you cut off the unnecessary leaves and ____________ (branch).
2. The old men sat there in ___________ (silent).
3. She is a very ____________ (create) person and always comes up with new ideas.
4. I keep my books near my desk for _______________ (convenient).
branches
silence
creative
convenience
5. Look! There is a ____________ (wood) house among the trees. It looks really beautiful.
6. Everyone should have good_________________ (communicate) skills.
7. He ____________ (dig) a deep hole and then put the tree into it.
8. This machine can ____________ (translation) simple messages into 24 different languages.
wooden
communication
dug
translate
9. Sam ____________（borrow）a computer from me yesterday.
10. The radio ____________ (spread) the news as soon as the accident happened.
borrowed
spread
三、完形填空（★★★）
We all know that the Amazon rainforest is home to a lot of different kinds of animals and plants.
Chico was born near the Amazon rainforest in Brazil in 1944 and got a job when he was very ______1______. He made money by ______2______ a little rubber (橡胶) from the trees. The forest and its people lived together______3______.
( )1. A. rich B. young C. bored D. common
( )2. A. carrying B. taking C. fetching D. bringing
( )3. A. sadly B. angrily C. excitedly D. happily
B
B
D
But a few people only thought about themselves and never thought about the future. In 1980, they started to ____4____ the forest to build roads, houses and factories. Chico was angry, and he wanted to ____5____ the forest. He talked to the government workers, but they didn't listen to him. Then he held group____6____.
( )4. A. cut down B. build upC. give up D. throw away
( )5. A. sell B. grow C. buy D. save
( )6. A. meetingsB. games C. competitions D. quizzes
A
D
A
He found that most people agreed with him. People came together to ____7____ the work of the forest destroyers (破坏者). They saved large areas of the forest. Later, he travelled to other countries to ask for help. Many people in those countries were very happy to see this brave Brazilian and offered to support him. Then he became ____8____ around the world.
( )7. A. produce B. stop C. encourage D. allow
( )8. A. patient B. kind C. famous D. strict
B
C
The government of Brazil started to make ____9____ to protect the Amazon rainforest. Unluckily, Chico died right outside his home on 22 December 1988. His life was short, but people would ____10____ him for protecting rainforests.
What would you do to protect the forests in your country after hearing the story
( )9. A. plans B. dreams C. discussions D. speeches
( )10. A. forget B. call C. feel D. remember
A
D
THANKS!(共5张PPT)
Unit 3 Trees and us
单元学习目标
Focusing on culture
要点精讲
It dates back to the early Han dynasty. 它可追溯到汉朝初期。
date back to意为“追溯到”，常用于表示某物、某事或某种情况起源于过去的某个特定时间。通常与一般现在时连用，to后接表示时间的名词或短语。如：
The history of the castle dates back to the 15th century. 这座城堡的历史可追溯到15世纪。
( )1. The tradition of this festival _________ the 17th century.
A. dates back to B. goes back to
C. returns to D. looks back to
2. 在元宵节点灯笼的习俗可以追溯到西汉时期。(根据汉语意思完成句子，每空一词)
The custom of lighting lanterns during the Lantern Festival can ________ ________ ________ the Western Han dynasty.
A
date
back
to
THANKS!(共18张PPT)
Unit 3 Trees and us
单元学习目标
Listening and speaking
目 录
CONTENTS
02
口语无忧
03
课堂练习
01
听说特训
听说特训
一、听选信息
请听课本P40 Listening的听力两遍，并根据以下问题和括号内的提示，选择正确的信息回答问题。
1. What is today's topic about
(How trees grow up. / How trees help each other. / How trees help humans.)
_____________________________________________________________
How trees help each other.
2. What do trees use their long roots to do
(To communicate with their neighbours. / To change their colours. / To communicate with humans.)
_____________________________________________________________
3. When will the speaker talk about famous trees in China
(Tomorrow. / Next week. / Next month.)
_____________________________________________________________
To communicate with their neighbours.
Next week.
二、回答问题
请听课本P48 Cross-curricular connection的听力两遍，并根据所听内容回答以下问题。
1. Which part of trees can feel where “up” and “down” are
_____________________________________________________________
_____________________________________________________________
2. Can trees feel different temperatures
_____________________________________________________________
Trees' roots can feel where “up” and “down”are. / Trees' roots.
Yes, they can.
3. What do trees' branches grow towards
_____________________________________________________________
4. Who are working hard to find out more things about trees
_____________________________________________________________
_____________________________________________________________
They grow towards the sun. / The sun.
Scientists are working hard to find out more things about trees. / Scientists.
口语无忧
本单元我们学习了有关树木的重要性的话题。在讨论拯救树木的方法时，我们如何才能清晰明白地描述呢？现在让我们一起围绕“拯救树木的方法”这一话题展开口语练习吧！
相关词汇 （请朗读以下词汇,看谁读得更标准地道）
against，branch，fight，furniture，gas，produce，save，be good for，provide … with …，clean the air，take in harmful gases，keep the soil，produce oxygen，come from,plant more trees,ways of doing sth,call on sb to do sth,cut down
1
拯救树木的方法
你问我答
A. 请运用下列句子和你组内的一个同伴进行你问我答，然后互换角色，再进行问答。
1. Why are trees so important in our daily lives
2. How do trees help us
3. What can we get from trees
4. What can trees produce
5. How many trees do people cut down every year
6. How can we protect trees
B. 接下来，在小组内换一个同伴相互问答。
2
情景说话
你和你的朋友Alex在讨论如何拯救树木。请模仿下列形式跟Alex进行对话。
Alex: What do you think of trees in our daily lives
You: I think they are very important to us.
Alex: Why do you say so
You: Because they can do a lot for us.
Alex: What can we get from them
You: They help fight against pollution and provide us with wood, fruit, etc.
3
Alex： Yes, but there are fewer and fewer trees now. How can we save trees
You: First, we should call on people to protect trees. Second, we should take action to save trees.
Alex: What should we do
You: For example, we should plant more trees and we can reuse both sides of paper.
Alex: Those are good ideas.
　　接下来，请你介绍如何拯救树木。
Report like this:
　　Trees are everywhere and very important to people.
______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
______________________________________________________________
They can do a lot for people. They can help fight against pollution and provide people with wood, fruit and so on. But there are fewer and fewer trees now because people cut down forests and pollute the air and water. People need to take action to save trees. For example, people should plant more trees and can reuse both sides of paper.
课外技法专练
课堂练习
一、情景问答（★★）
1.你希望了解关于Linda植树的情况，请根据以下提示向她提两个问题。
(1)你想知道植树节是哪一天。你问:
_____________________________________________________________
(2)你想知道Linda是不是和朋友们一起去种树。你问：
_____________________________________________________________
When is Tree Planting Day？
Do you plant trees with your friends？
2.你希望了解更多关于Linda植树的情况，请根据以下提示向她提两个问题。
(1)你想了解Linda是如何种树的。你问：
_____________________________________________________________
(2)你想了解Linda是否喜欢种树。你问：
_____________________________________________________________
How do you plant trees
Do you enjoy planting trees
二、思维导图复述（★★★）
根据教材P37的课文内容以及下面的思维导图，复述该篇课文的内容。
课文复述：
______________________________________________________________
__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
From deep forests to towns and cities, trees are everywhere. Trees are important for all living things. They provide homes for animals, insects and plants and help clean the air by taking in CO2 and making oxygen. They give people useful things like wood，fruit and drinks. However, people are cutting down forests and polluting the environment, which harms trees. All in all, people should protect trees to save the planet.
THANKS!(共30张PPT)
Unit 3 Trees and us
单元学习目标
Reading
目 录
CONTENTS
02
语篇理解
03
课堂练习
01
要点精讲
要点精讲
Just look around your room—a lot of the furniture is made of wood. 环顾一下你的房间——大量的家具都是木头制成的。
be made of和be made from都意为“由……制成”，但两者在使用上有区别，区别如下：
1. be made of强调制成成品后，原材料的性质不发生改变，还能看得出原材料。如：
The table is made of wood. 这张桌子是由木头制成的。
2. be made from侧重于表示制成的东西完全失去了原材料的外形或特征，原材料在制作过程中发生了化学变化，已无法直接看出原材料。如：
Paper is made from wood. 纸是由木头制成的。
1. 这块桌布是由塑料制成的。
This tablecloth________ ________ ________ plastic.
2. 这款面包是由玉米制成的。
This kind of bread________ ________ ________ corn.
根据汉语意思完成句子，每空一词
is
made
of
is
made
from
Trees also provide us with delicious fruit and wonderful drinks. 树木也为我们提供美味的水果和绝妙的饮品。
provide作动词，意为“提供”。常见搭配: provide sb with sth提供某人某物；provide sth for sb提供某物给某人。如：
They provided us with all the books we needed. 他们为我们提供了所需要的所有书籍。
The library provides computers for people to use. 这个图书馆提供电脑给人们使用。
【拓展】offer作动词，也意为“提供”。强调主动给予帮助等，对方可以接受，也可以拒绝。常见搭配：offer sb sth / offer sth to sb提供某人某物；offer to do sth主动提出做某事。如：
He offers his friend a seat on the bus. 他在公交车上给朋友让座。
He offered to go instead of me. 他主动提出代替我去。
( )1. The new factory _________ the local people with products and chances to work.
A. offers B. provides
C. supports D. produces
2. The teacher provided books for the students. (改为同义句)
_____________________________________________________________
B
The teacher provided the students with books.
For example, we can make tea from the leaves of the tea tree. 例如,我们能用茶树的树叶泡茶。
They have many things in common. For example, they both enjoy going to parties. 他们俩有许多共同之处。例如，他们俩都喜欢参加聚会。
She likes different types of food, such as Italian food, Mexican food and Chinese food.她喜欢不同类型的食物，如意大利菜、墨西哥菜和中国菜。
1. John likes reading，____________ novels and magazines.
2. I have many hobbies.________________, I like collecting stamps.
用for example或such as填空
such as
For example
We are cutting down forests all around the world. 我们在全世界范围内砍伐森林。
4
cut down意为“砍倒；减少”。可以指实际砍倒树木或植物等，也可以比喻性地指减少或降低某事物的数量或程度，如减少成本、时间或资源的使用。如：
They are cutting down the old trees to make space for a new building. 他们正在砍倒老树为新建筑腾地方。
The company needs to cut down on expenses. 公司需要削减开支。
【拓展】与cut相关的短语：
cut in 插话；插队
cut up 切碎
cut off 中断；切掉
1. The cook had to________ the vegetables before cooking them.
2. Because people _____________ trees, some animals haven't got enough food.
3. He________________ on our conversation to share his opinion just now.
4. They ____________ electricity （电） from the factory.
用cut down、cut in、cut up或cut off的适当形式填空
cut up
cut down
cut in
cut off
语篇理解
一、阅读课本P37 Reading的短文，选出下列各题的最佳选项
( )1. What do trees help create for everyone on the planet
A. Air pollution. B. A clean environment.
C. Noise pollution. D. Warmer weather.
B
( )2. What do trees provide for humans according to the article
A. Books and technology.
B. Delicious fruit and drinks.
C. New forms of energy.
D. Medicines.
B
( )3. What is one of the problems mentioned in the article that harms trees
A. Too much sunlight. B. Too many birds.
C. Not enough rain. D. Cutting down forests.
D
二、再仔细阅读课本P37 Reading的短文，完成可视化结构导图
safe
environment
wood
cutting down
save
三、根据课本P37 Reading的课文内容，补全下面短文
Trees are everywhere, from deep forests to towns and cities. We live with trees. They are our 1. ________ (silence) friends, but we often forget about them.
Trees are very 2. ______________ (importance) for all life on Earth. Forests are 3. ________ (safety) homes for animals, insects and plants. Trees help humans by 4. ________ (take) in CO2 and making oxygen. This helps 5. ___________ (keep) the air clean for everyone.
silent
important
safe
taking
(to) keep
Trees make life easier. Many things we use, like paper and pencils, come from trees. Look around our room. Much of the furniture is made of wood. Trees also give us delicious fruit and drinks. 6. ________ example, we make tea from the leaves of the tea tree.
For
Trees do a lot for us. A world without trees is hard to imagine. 7. ________ we are not being kind to trees. We 8. ________________ (cut) down forests everywhere. We are polluting water and air, which hurts trees. These 9. ________ (be) big problems. We must do more to protect trees and save 10. ________ (we) planet.
But
are cutting
are
our
课外技法专练
课堂练习
一、根据汉语意思完成句子，每空一词（★★）
1. 这枚戒指是银制的。
The ring ________ ________ ________ silver.
2. 树木可以通过吸收有害气体来帮助我们保持健康。
Trees can help us keep healthy by ___________ ________ harmful gases.
is
made
of
taking
in
3. 我环顾四周，看看有没有人。
I ________ ___________ to see if there is anyone nearby.
4. 首先，你需要写一封信。
________ ___________ ________, you need to write a letter.
5. 这个机器人不仅能帮我们干家务活，还能与我们交流。
This robot can not only help us with housework, but also ___________________ _________ us.
look
around
To
begin
with
communicate
with
二、阅读理解（★★★）
阅读下面六种植物的介绍，为五个人选出适合他们种植的植物，并将其标号填入题前括号内。
A. Apple treesIt takes 5 to 7 years for an apple seed to grow into a tree to produce fruit. Apple trees grow better in a little cold places.
B. Willow treesThe branches of willow trees are downward(向下的)and long. They are very beautiful and can provide great shade （阴凉处） for people in the hot weather.
C. Pine treesPine trees are different because they stay green all year long,even in winter. Their leaves are like needles (针) and have a longer life.
D. Palm treesMost palm trees grow in warm places. People should be careful to plant a palm tree. They should water a young palm tree twice a week for 5 to 6 months.
E. Poplar treesPoplar trees can be very tall and straight. They can grow in a difficult environment. They're major fighters against winds and sands.
F. Ginkgo treesIt is easy to care for ginkgo trees. People just need to water them sometimes. People can use both their fruit and leaves to make medicine.
( )1. Alice's school plans to plant two rows of trees to keep the schoolyard green, even in winter.
( )2. The farmer Billy wants to work with a medicine factory to plant some trees in his field.
( )3. The gardener Charlie is thinking about growing some trees in the park to make it a better place for people in summer.
C
F
B
( )4. Amy's village is about to plant some trees to change its windy and sandy environment.
( )5. Mr Chen wants to plant a tree with his five-year-old son. When his son gets older, they can taste its fruit together.
E
A
THANKS!(共15张PPT)
Unit 3 Trees and us
单元学习目标
知识导航
核心单词 名词 1. 树枝 _____________
2. 根；根茎 __________
3. 人 __________
4. 氧;氧气 __________
5. 自然环境 __________________
6. （可移动的）家具 _____________
7. 木；木头 __________
8. 种;物种 __________
9. 产品;制品 __________
10. 一面 __________
branch
root
human
oxygen
environment
furniture
wood
species
product
side
核心单词 名词 11. 洞；孔；坑 __________
12. 棍;条 __________
13. 意外；偶然的事 __________
14. 知识;学问 __________
15. 文字 __________
16. 译文；译本 __________
hole
stick
accident
knowledge
character
translation
核心单词 动词 17. 忽略;未注意到 __________
18.创造 __________
19.以……态度对待；以……方式对待 __________
20.交流；沟通 __________
21. 借；借用 __________
22.掘（地）；凿（洞）；挖（土） __________
23.传播 __________
overlook
create
treat
communicate
borrow
dig
spread
核心单词 形容词 24. 不说话的；沉默的 __________
25. 便利的；方便的 __________
silent
convenient
一、词性转换
1. silent adj. 不说话的；沉默的—①silence n. 寂静；沉默②silently adv. 沉默地
2. create v. 创造—①creative adj. 有创造力的②creativity n. 创造性③creation n. 创造物
④creator n. 创造者；创作者
3. environment n. 自然环境—①environmental adj. 与环境有关的②environmentally adv. 与环境有关地
4. convenient adj. 便利的；方便的—①convenience n. 便利；方便②conveniently adv. 便利地；方便地
5. wood n. 木；木头—wooden adj. 木制的
6. treat v. 以……态度对待；以……方式对待—treatment n. 对待；治疗
7. communicate v. 交流；沟通—communication n. 交流；沟通
8. product n. 产品；制品—produce v. 生产
9. accident n. 意外；偶然的事—①accidental adj. 偶然的②accidentally adv. 偶然地
10. knowledge n. 知识;学问—①knowledgeable adj. 知识渊博的②know v. 知道
11. translation n. 译文；译本—①translate v. 翻译②translator n. 译员
二、一词多性
1. treat v. 以……态度对待；以……方式对待n. 款待
2. spread v. 传播n. 传播；蔓延续表
重要词组
1. 吸收;摄入 ____________________
2. 温室气体 ____________________
3. 首先;第一点 ____________________
4. 来自 ____________________
5. 环视;环顾;四下察看 ____________________
6. 由……制成 ____________________
7. 例如;譬如 ____________________
8. 与……沟通 ____________________
take in
greenhouse gas
to begin with
come from
look around
be made of
for example
communicate with
9. 号召;动员;要求 ____________________
10. 据（……所说）;按（……所报道） ____________________
11. 偶然;意外地 ____________________
call on
according to
by accident
典型句子
1. 从森林的最深处到我们的小镇和城市中,树木随处可见。（all around）
_____________________________________________________________
_____________________________________________________________
2. 它们是我们无声的朋友,但是我们经常忽视它们。（overlook）
_____________________________________________________________
From the deepest forests to our towns and cities, trees are all around us.
They are our silent friends, but we often overlook them.
3. 实际上,树木对于地球上所有生物都非常重要。（in fact）
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4. 我们难以想象一个没有它们（树木）的世界。（imagine）
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5. 我们需要做更多的事去保护树木,拯救我们的星球。（save）
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In fact, trees are very important for all living things on Earth.
We need to do more to protect trees and save our planet.
We can't imagine a world without them.
6. 它可追溯到汉朝初期。（date back to）
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7. 陆羽仔细研究茶艺,并且想和其他人分享他的知识。（share ... with ...）
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It dates back to the early Han dynasty.
Lu Yu carefully studied the art of making tea, and he wanted to share his knowledge with others.
THANKS!(共18张PPT)
Unit 3 Trees and us
单元学习目标
Grammar
目 录
CONTENTS
02
课堂练习
01
语法聚焦
语法聚焦
现在进行时
1. 概念：现在进行时表示某个正在发生的动作或目前一段时间内正在进行的活动。
2. 结构：be+现在分词
3. 标志词：now、look、listen、at present、at the moment等
4. 动词的现在分词的变化规则
变化规则 举例
一般情况下,直接在动词原形的末尾加-ing cook→cooking, sleep→sleeping
以不发音的字母e结尾的动词,先去掉e,再加-ing make→making, taste→tasting
以重读闭音节结尾,且末尾只有一个辅音字母的动词,先双写该辅音字母,再加-ing run→running, stop→stopping
以-ie结尾的动词,先改ie为y,再加-ing die→dying, lie→lying
5. 肯定句结构：主语+be+doing+其他. 如：
We are making model planes these days. 这些天我们在做飞机模型。
6. 否定句结构：主语+be+not+doing+其他. 如：
The children are not playing in the park now. 孩子们现在不在公园里玩。
7. 一般疑问句结构：Be+主语+doing+其他？如：
Are the children playing in the park now？孩子们现在正在公园里玩吗？
8. 特殊疑问句结构：特殊疑问词+be+主语+doing+其他？如：
What are they doing now 他们现在正在做什么？
9. 现在进行时除了表示“现在”，还可以表示“将来”，这类动词有come、go、fly、leave、arrive等。如：
The bus is coming soon. 公共汽车一会儿就到。
I am going. 我要走了。
She is leaving for Beijing tomorrow. 她明天要出发去北京。
10. 有些动词不能用于进行时态。
(1)表示感觉的动词。如:feel, hear, see, smell
(2)表示情感和情绪的动词。如:like, love, hate, want
(3)表示认知活动的动词。如：understand, believe, know, mean, remember
课堂练习
一、用所给单词的适当形式填空（★★）
1. Mr Zheng ______________(read) a book now.
2. Look! Tom and John _______________________(swim) in the swimming pool.
3. My brother is not in the living room. He ______________
(make) a kite in his room now.
4. We _______________(have) an English class at present.
is reading
are swimming
is making
are having
5. Listen! Someone ______________(sing) in the garden.
6. My parents ____________________(grow) flowers in the garden now.
7. He usually ________________(drink) coffee but now he ________________(drink) tea.
8. I ________________(watch) television with my mother now.
is singing
are growing
drinks
is drinking
am watching
9. Look! Somebody ______________(run) on the playground.
10. Sandra is tired. She ____________(want) to go home now.
is running
wants
二、单项填空（★★）
( )1. Look at the children. They _________ kites in the park now.
A. flew B. flies C. are flying D. will fly
( )2. Look! The students _________ an art class in the park.
A. have B. were having C. had D. are having
C
D
( )3. Look! My sister _________ the table. Let's give her a hand.
A. set B. sets C. is setting D. was setting
( )4. —Where is Helen
—I'm not sure. Maybe she _________ her baseball lesson.
A. had B. was having
C. is having D. will have
( )5. Tom _________ the dog at the moment.
A. is walking B. walks C. has walked D. walked
C
C
A
三、语法填空（★★★）
Trees are very important to our planet. They provide oxygen1. ________ help clean the air we breathe. They also provide homes 2. ________ animals and birds. Trees give us fruit and nuts 3. ________ (eat), and their wood can be used to make furniture and build houses.
and
for
to eat
People all over the world 4. ____________________ (plant) trees to protect the environment now. This is a good thing 5. ________________ trees help keep our Earth healthy. However, some people are still cutting down too many trees. It is not good for 6. ________ planet. When trees are cut down, it can cause problems like floods and greenhouse 7. _______________ (gas).
are planting
because
the
gases
Everyone should help protect 8. ________ (tree). We can do this by planting more trees and 9. ________ (take) care of them. If we all work together, we can ensure that our planet stays green and 10. ____________(health) for future generations. Let's start today and plant a tree.
trees
taking
healthy
THANKS!(共7张PPT)
Unit 3 Trees and us
单元学习目标
Writing
假设你是深圳某一学校的初中生，你参加了“Trees and us”的演讲比赛，请你写一篇演讲稿，谈谈树木的重要性以及人类对树木的破坏，并发出呼吁。
注意：
1. 词数为80左右；
2. 可适当增加细节，以使行文连贯;
3. 文中不能出现真实姓名及学校名称;
4. 演讲稿的标题、开头和结尾已给出，不计入总词数。
Trees and us
Good morning, boys and girls. Today, I want to talk about “Trees and us”. ____________________________________
________________________________________________________________________________________________________________________________________________________________________________________
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Trees are very important to us. They give us oxygen to breathe and make the air clean. They keep the soil from washing away and also provide homes for many animals.
However, some people are cutting down too many trees. They make space for buildings and farms, and they use a lot of wood for making paper and furniture. These are
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Thank you for listening!
bad for the environment and will lead to climate change.
Let's work together to protect our trees and make our world a better place.
【写作评价】
分 项 自评分 互评分 老师评分
内容分布
( 8分) 1.树木的重要性（3分）
2.人类对树木的破坏（3分）
3.发出呼吁（2分）
文体特征和
结构(3分) 1.文体特征(1分)
2.结构完整(1分)
3.逻辑清晰，衔接自然(1分)
语言质量
(3分) 第一档：表达自然得体，用词准确丰富(3分)
第二档：语言尚可，较准确，少量错误(2分)
第三档：错误较多(1分)
卷面(1分) 不影响正常阅读识别，不扣分(1分)
总分(15分)
THANKS!

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