资源简介

(共36张PPT)
Unit 8
Save Our World
Lesson 47
Connected to Nature
Do all the living things on the planet depend on one another
…
Lead in
What can we do for nature
The bees are working hard to collect honey here and there.
bee [bi ] n. 蜜蜂
New words
The ants are looking for food and they greet each other when they meet.
ant [ nt] n. 蚂蚁
New words
In the past, the doves were able to send messages for people far away.
dove [d v] n. 鸽子
New words
die [da ] v. 死 die-died-died
现在分词为dying
dead adj. 死的 death n. 死
Many animals died because of the sudden change of the environment around them.
New words
species [ spi i z] n. 物种；种类
There are many different species around us. Do you know about them
New words
respect [r spekt] v. 尊敬；敬重
We should learn to respect the old.
New words
bee
ant
dove
die
dead
species
respect
n. 蜜蜂
n. 蚂蚁
n. 鸽子
v. 死
adj. 死的
n. 物种；种类
v. 尊敬；敬重
New words
1. The natural world is ______ with living things.
2. All living things need food and water ________.
3. If we pollute the rivers and oceans, fish may _________ or even die.
4. If one _______ dies off, then another species may die off, followed by another, and another...
5. We should ________ the earth and all the living things on it.
filled
to grow
get sick
species
respect
Listen to the passage and fill in the blanks.
Listening
The natural world is filled with living things. Living things start out weak and small and slowly grow strong and big. You are a living thing. Each of your classmates is a living thing. Flowers, grass and
Text
trees are living things, too. Bees, ants, doves, dogs and cats — these are all living things.
All living things need food and water to grow. Think about yourself. When you are hungry, you need to eat. You eat fruit, vegetables, meat and fish. They can help you grow big and strong. You drink water when you are thirsty. Now think about a tree. When a tree is hungry, it gets food from the soil.
Text
Trees drink water, too.
We are different in some ways, but all living things are connected. We all live on the same planet, and we depend on each other. If we pollute the rivers and oceans, fish may get sick or even die. Some birds live off fish. If the birds eat the sick or dead fish, they may die off. Nature is a balance between all the living things on the planet. If one
Text
species dies off, then another species may die off, followed by another, and another...
We should respect the earth and all the living things on it.
Text
start out的意思是“最初”，同义词组为start off。
e.g. KFC started out/off as a small store.
肯德基最初是一个小店铺。
【拓展】start out还可意为“出发”。
e.g. He started out at 6 o’clock this morning.
他今天早晨六点出发。
Language points
1. Living things start out weak and small and slowly grow strong and big.
(1)句中get sick的意思是“生病”，get是系动词，意思是“变得”，后面一般接形容词或动词的过去分词。
e.g. The weather gets hot. 天气变热了。
Get dressed quickly. 快点穿衣服。
2. If we pollute the rivers and oceans, fish may get sick or even die.
· get表示“得到”。
e.g. We can get good education today.
现在我们能够得到良好的教育。
· get表示“理解”。
e.g. I have got you. 我明白你的意思。
· get表示“到达”，是不及物动词，接地点用to，接地点副词时，省略to。
e.g. He got to Shanghai last night. 他昨晚到达了上海。
【拓展】get的其他用法
· get还可以作使役动词，意思是“使……”。
e.g.
She always gets her mother to cook delicious food.
她总是让她妈妈给她做好吃的。
(2) 辨析die, death, dying与dead
die 是动词，表示动作，用作谓语。die是非延续性动词，不能和表示一段时间的状语连用。 Luckily, no one died in the earthquake. 幸运的是，没有人在地震中死亡。
death 是名词，用作主语或宾语。 He is afraid of death. 他畏惧死亡。
dying 可用作形容词。意为“快要死的，快结束的”。 Look at the dying bird. 看那只濒死的鸟。
dead 是形容词，表示状态，常用作表语或定语。意为“死亡的，无生命的”。 The dog is dead. 这条狗死了。
【一言辨异】我的猫两年前去世了。它死了两年了。它的死让我很悲伤。
My cat died two years ago. It has been dead for two years. Its death makes me sad.
3. Some birds live off fish.
live off 以……为食；以……为生
e.g. The rabbits live off grass.
兔子以草为食。
4. They may die off.
die off 相继死去；灭绝
e.g. Many kinds of animals have died off.
许多动物灭绝了。
【拓展】
die for 为……而死
e.g. He would rather die for his belief.
他宁愿为他的信仰而死。
die of 死于……
多指死于内因，如生病、饥饿、寒冷等。
e.g. Many people died of hunger in the old days.
过去，许多人因饥饿而死去。
die from 死于……
多指死于外因，如交通事故、外部创伤等。
e.g. The old man died from a traffic accident.
那位老人死于交通事故。
句中between是介词，意思是“在……之间”，可以构成词组“between… and…”，意思是“在……和……之间”，强调两者之间，比如说两个人、两件事、两个地点之间等等。
e.g.
My home is between a bank and a supermarket.
我家在一个银行和一个超市之间。
5. Nature is a balance between all the living things on the planet.
(1) between表示两者之间或者三者以上的两两之间。
e.g. There are many trees between buildings.
在建筑物之间有许多树木。
(2) among表示三者或者三者以上的之中。
e.g. English is the easiest to learn among all the
languages.
在所有语言中，英语是最容易学的。
【辨析】between, among
All living things are connected.
We should protect the environment.
Living things live in the world.
All living things need water and food to grow.
3
4
1
2
Read the lesson and put these sentences in the correct order.
1
Let’s Do It!　
Reading
respect connect die dead follow
1. His mother has been _______ for ten years.
2. People should ________ and understand each other.
3. Don’t always _______ others. You should have your
own ideas.
4. We are __________ by the Internet.
5. The trees _____ out, and this place became a desert.
dead
respect
follow
connected
died
Fill in the blanks with the correct forms of the words in the box.
2
Read the passage and fill in the blanks with the sentences below.
Many years ago, there were more animal species than there are now. There were many forests. The rivers were clean. The sky was blue. Birds sang from morning until night. ________
But later, people cut down the trees in the forests, killed the animals and built factories and buildings. ________ People’s houses were buried by soil in
B
D
3
floods. Some animals lost their homes, and they attacked people. Some factories polluted the air, water and people’s food. The earth is getting warmer. Some scientists say the sea level will rise by at least 1 metre in the next 100 years. ________
People are now living in a worse and worse environment. ________ We need to reduce pollution and protect our environment.
A
C
A. Some houses beside the sea will disappear.
B. People lived together with many kinds of animals.
C. We should do something to save our world.
D. They changed the earth.
1. The little dog is _____. We don’t need to send it to
the hospital.
A. die B. dead C. death D. dying
2. In the picture, the teacher is standing _____ the
students.
A. between B. among C. on D. without
Exercises
3. Because of the sudden change of the environment,
many animals _____.
A. died off B. died from C. died of D. died for
4. It’s 9:00. Let’s _____ soon. The guide is waiting for us.
A. put out B. take out C. start out D. turn out
5. The cows _____ grass, but people get most of meat
from them.
A. live off B. get off C. put off D. turn off
Climate change
Global warming
What upsets the balance of nature
Living things are losing their homes.
Group work
1. Review and recite the important points of this lesson.
2. Talk about how to keep the balance of nature.
3. Preview the next lesson.
Homework
Thank you!

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