Unit 8 Save Our World.Lesson 47 Connected to Nature.课件

(共28张PPT)
Unit 8 Save our world
Lesson 47
Connected to Nature
bee
ant
dove
die
dead
species
respect
start out
live off
die off
n. 蜜蜂
n. 蚂蚁
n. 鸽子
v. 死
adj. 死的
n. 物种；种类
v. 尊敬；敬重
启程，出发；开始做
以……为食；以……为生
相继死去；灭绝
Words and expressions
To understand the passage about nature
To raise the awareness that all living things are connected
To learn some words and expressions:
start out species respect
If the birds eat the sick or dead fish, they may die off.
Some birds live off fish.
objectives
Can you list any living things
Have you heard of food chain Can you give us an example
A simple food chain could start with grass, which is eaten by rabbits. Then the rabbits are eaten by foxes.
Do all the living things on the planet depend on one another
What can we do for nature
Read the lesson and put these sentences in the correct order.
( )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
Task 1
P123 1
Flowers and trees are not living things.
2. Food and water make living things grow big and strong.
3. All living things are connected.
4. Ants are small, so it doesn’t matter if they die off.
／
but it may make other species die off
Task 2
1. List some living things.
2. What will happen if people pollute the rivers and oceans
3. What will happen if the birds eat the sick or dead fish
4. What helps people grow big and strong
5. What’s the effect if one species dies off
Answer the following questions.
Task 3
1. List some living things.
People; flowers; grass; trees; bees; ants; doves; cats…
2. What will happen if people pollute the rivers and oceans
Fish may get sick or even die if people pollute the rivers and oceans.
Check the answers.
3. What will happen if the birds eat the sick or dead fish
If the birds eat the sick or dead fish, they may die off.
4. What helps people grow big and strong
Fruit, vegetables, meat, fish and water help people grow big and strong.
5. What’s the effect if one species dies off
If one species dies off, then another species may die off, followed by another, and another…
living
start out
ants
grow
think about
depend on
die
live off
dead
die off
species
respect
1
2
3
4
5
living
start out
ants
grow
think about
depend on
die
live off
dead
die off
species
respect
Do you know the meanings of the underlined phrases
启程，开始做
以……为食，以……为生
相继死去，灭绝
取决于
生病
充满了……
生活在同一个星球上
start out
live off
die off
depend on
get sick
be filled with…
live on the same planet
Translate the following phrases into English.
Task 4
Fill in the blanks and try to retell the text.
The natural world is filled with living things. Living things __________ weak and small and slowly grow strong and big. All living things need food and water _________. All living things are connected and __________ each other. Nature is a balance _________ all the living things on the planet. If one species dies off, then another _____________, followed by another, and another… We should ________ the earth and all the living things on it.
start out
to grow
depend on
between
may die off
respect
Task 5
Fill in the blanks with the correct forms of the words in the box.
respect
follow
connected
died
dead
P123 2
Read the passage and fill in the blanks with the sentences below.
B
D
A
C
P123 3
Group work
Work in groups. Research the life of one animal or plant and create a poster that explains and describes the life of that animal or plant. Here are some ideas:
Where does it live
What does it eat
How does it affect the other animals and plants that live near it
How does it affect people
1. Living things start out weak and small and slowly grow strong and big.
生物开始的时候很弱小，慢慢变得强大起来。
Dan is a successful businessman now who started out as a salesman.
丹现在是个成功商人，它是从做推销员起步的。
start out 意为“启程，出发；开始或着手做……”。
He didn’t get hurt.
他未受伤。
The car got stuck in the mud.
车陷到泥里了。
2. If we pollute the rivers and oceans, fish may get sick or even die.
如果我们污染了河流和海洋，鱼就会生病甚至死亡。
get在此处相当于动词be的用法，后面跟形容词sick作表语。
We should not live off our parents all our life.
我们不能一辈子都依靠父母生活。
Most of the Asians live off rice.
多数亚洲人以大米为主食。
3. Some birds live off fish.
一些鸟以鱼为生。
live off意思是“以……为食；以……为生；依赖……生活” 。如：
The chickens are all dying off from the disease.
小鸡一个个地病死了。
The leaves of this plant are dying off.
这株植物的叶子正在凋落。
4. If the birds eat the sick or dead fish, they may die off.
如果鸟类吃了病鱼或者死鱼，它们就有可能灭绝。
die off意思是“相继死去；灭绝”。
Ⅰ . 根据句意及提示填写单词。 1. Can you find anything that is smaller than an ________ (蚂蚁) 2. My grandmother _________ (死) of hunger in the old days. 3. There are several thousand __________ (物种) of trees in the city. 4. It is important to show love and _________ (尊敬) to the old. 5. The tiger was shot _________ (死的) by a hunter.
ant
died
species
respect
dead
Ⅱ . 用所给单词的适当形式填空。 1. Each of the students _________ (be) reading in the classroom now. 2. Plants need air, water and sunshine _________ (grow). 3. Animals and plants are __________ (live) things. 4. How many __________ (species) of deer are there in Britain 5. We found lots of _________ (die) fish in the river. What happened
is
to grow
living
species
dead
Ⅲ . 根据汉语意思完成下列句子。 1. 他们以水果和坚果为食。 They ______ _______ fruit and nuts. 2. 她爷爷十年前就去世了。 Her grandfather has _______ ________ since ten years ago. 3. 明天是否去动物园得看天气。 Whether we will go to the zoo tomorrow _______ _______ the weather.
4. 如果暴风雪不停，这些羊会相继死去。 If the snowstorm doesn’t stop, the sheep will _______ _______. 5. 我们明天早上五点动身。
We will _______ _______ at 5:00 tomorrow morning.
live off
been dead
depends on
die off
start out
开始的时候很弱小
以鱼为食
相继死去，灭绝
取决于
生病
充满了……
地球上所有生物
start out weak
live off fish
die off
depend on
get sick
be filled with…
all the living things on the planet
Homework
1. Discuss with your classmates and try to get more effective ways to protect the earth.
2. Preview the new words and expressions in Lesson 48.