Unit 4 save the trees reading课件（共有PPT25张）

(共23张PPT)
In my opinion, animals are people’s good friends. First, it is important for human beings to get along well with animals. Second, we should try our best to protect them as well.
1.
①在我看来，动物是人类的朋友。
②首先，对于人类来说，与动物和谐相处是重要的。
③第二，我们也应该尽我们的努力去保护他们。
Grade 7, Unit 4
In this unit, we are going to talk about another of man’s best friends on Earth, trees.
Vocabulary
Trees are protecting our Earth.
pine (n.) 松树
branch (n.) 树枝
root (n.) 根
for example
例如
leaf
复数：leaves
Trees provide us with many useful things.
is made of wood.
provide sb. with sth. 给某人提供某物
Trees make our lives convenient.
(adj.) 方便的
(be) made of ...
由......制成
furniture
[U] 家具
/ f n t (r)/
air pollution
O2
O2
O2
O2
produce harmful gases
major fighter
主要的战士
fight against
与......作斗争
(过去式: fought)
take in ...
吸收
(be) good for ...
对......有好处
Trees help us in many ways.
O2 O2
/ ks d n/ oxygen (n.) 氧气
suffer from
However, now many people cut down millions of trees.
So, let's save and plant more trees together.
carry away
(v.) 搬;扛;背
大量的； 数以百万计的
(n.) 疾病
(v.) 拯救
a disease
= an illness
imagine
(v.) 想像, 设想
In fact, planting trees is easy!
Do our best to plant more trees and make our environment better.
hole (n.) 洞
确切地说
dig a hole
(v.) 挖
(过去式: dug)
water 浇水( v.)
Write down the names of the parts of a tree. Use the words from the box to help you.
branch fruit leaf root
fruit
root
leaf
branch
A1
A What do you know about...
They help fight against pollution.
They provide us with wood, fruit, etc.
They are home to birds and animals.
All of the above.
O2
Think and choose.
Leading-in
Reading
Skim the passage and answer the questions below.
(P45)
What is the type of the passage
poster 海报
advertisement 广告
newspaper article
interview
diary
letter
What is the main idea of the passage
What is the
of the passage
Trees are important in our daily lives.
Read and finish the Ex on EW (39) P1
Reading task2
Deep thinking
▲ Why does Rebecca say “I can't imagine a world without trees”
In a word, not saving the trees is polluting the Earth and our home.
Trees are our friends. If we love the trees and protect the environment, our world will become better and better.
If we don't save the trees:
Our environment will become
worse and worse.
There will be more disasters (灾害) such as sand storms (沙尘暴) and typhoons (台风).
People will get diseases.
Summary
Trees are important！
Trees make our lives more convenient.
Opinion
Trees are major fighters against air pollution.
Supporting examples:
They keep the air cool and clean.
They take in harmful gases from the air and produce oxygen for us to breathe.
Many things in our daily lives such as paper and pencils come from trees.
We get fruit and oil from them. Tea also comes from the leaves of trees.
A lot of furniture is made of wood.
Reasons:
So what should we do to protecet the Earth
Think as many ways as you can!
Try to use some linking words连词 and good sentence patterns好句型.
1. Harmful gases are ________ people’s health.
a. good for b. bad for
2. Trees produce oxygen. They ________ oxygen.
a. take b. make
3. Air pollution is a major problem in the city. This problem is ________.
a. big and important b. not very important
4. Washing machines make our lives more convenient. With the help of them, our lives become ________.
a. easier b. richer
5. When you imagine a picture, you have it ________.
a. on paper b. in mind
C1. The words in italics are from the article on P45. Circle the correct answers to complete the sentences.
All about trees
Did you know trees ________ oxygen
Did you know trees help us fight ________ pollution
Did you know the ________ in our classroom is made of wood
Did you know trees make our lives very ________
If you want to know more about trees, join our “All about trees” talk at 4 p.m. on 26 October (Tuesday). We will interview Dr Jones about the lives of trees and their ________ uses.
produce
against
furniture
convenient
major
against, convenient, furniture, major, produce
C2.Complete the passage below with the words from the box .
S1: Why are trees so important to people
S2: Because they’re major fighters against air pollution.
S1: How do trees fight against air pollution
S2: They take in harmful gases from the air and produce oxygen for us to breathe. Trees also make our lives more convenient.
S1: How
S2: Many things in our daily lives come from trees, such as paper and pencils.
S1: Do other things come from trees
S2: Yes. Fruit and oil come from trees. Tea also comes from the leaves of trees.
S1: Great!
S2: A lot of furniture is made of wood too.
S1: So trees are very important in our daily lives. I can’t imagine a world without trees.
S2:But people are cutting down millions of trees every year.
S1: We must stop doing this if we don’t want a world without trees.
Work in pairs
Read and fill in the blanks.
Trees help us in many ways. They ____ ______ air pullution. They keep the air _____ and _____. They take in ______ _____ from the air and ______ ______ for us to breath.
Trees make our life more _______. many of the things in our daily lives come from trees, such as _____ and ______. They also gives us ______, _____ and ____. A lot of _________ is made of _______. So we should stop cutting down ______ of trees every year if we don't want a world without trees.
fight against
cool clean
harmful gases
produce
oxygen
convenient
paper pencils
fruit
oil tea
furniture
wood
millions
Retelling time
Homework