资源简介

(共22张PPT)
Unit 8
I love nature!
Lesson 1 Why are plants important
01
02
学习目标
03
能够运用听力技巧获取信息，展开讨论总结归纳植物的多种功能；
能够运用思维导图和小组合作的方式梳理与植物相关知识；
能够运用所学语言表达植物的重要性及植物对自然界的作用；
04
能够增强对植物保护和生态环境的重视，树立人与自然和谐共生的意识。
05
能够掌握句子的语调。
Plants are good for ____________.
Plants are important for ________.
Plants are important for _________.
Talk with your partner about plants.
1. When is World Forest Day
2. Do you think plants are important
It’s on March 21st.
environment
animals
people
Look and say
新课讲授
Talk with your partner about plants.
What can plants do to help nature
1. Give them a place to live in.
2. Provide them with food to eat.
1. Cover the soil.
2. Clean the air.
3. Beautify the environment.
1. Grow fruits and vegetables.
2. Provide shade.
3. Be made into many things.
environment
people
animals
2. What are they talking about
1. Where are they
They are in the forest.
They are talking about the plants.
Look and guess
Listen to the conversation and tick the main idea.
It’s a pleasure to walk in the forest.
We can’t live without plants.
Trees and animals are part of our life.
√
Listen and tick
Listen to the conversation again and tick what is mentioned.
People can eat plants or use them as medicine.
Plants help keep the air clean.
Many animals live in the forest.
Books, paper, pencils, and erasers all come from plants.
Animals eat leaves and fruits from the trees.
Plants cover the soil and keep dust away.
Plants make everything look beautiful.
People use wood from trees to build houses and furniture.
√
√
√
√
√
Read each part and finish the tasks.
Li Ming: I love the forest. There are so many trees here. The air is fresh.
Wang Mei: Trees and other plants are important for us.
Li Ming: Yes, you are right. Plants clean the air. They give us food like fruits and vegetables. Some medicine and clothing are also made from plants.
Trees and plants.
1. What are important for people
2. What do they do for people
______________________________
______________________________
______________________________
Clean the air.
Give food, like fruits and vegetables.
Give medicine and clothing.
Read and finish
Wang Mei: The forest is important for animals, too. Many animals live in the forest and eat leaves and fruits from the trees.
Li Ming: Plants also play a part in the water cycle. And they cover the soil. That way, the wind and water don’t carry the soil away. Plants make the world look beautiful.
Wang Mei: Indeed, we can’t live without plants!
1. What does the forest do for animals
Many animals _____ in the forest and eat ______ and ______ from the trees.
2. What do plants do
for the environment
__________________________
__________________________
__________________________
Play a part in the water cycle.
Cover the soil.
Make the world look beautiful.
live
leaves fruits
1. Why does Li Ming love the forest
Read the conversation and answer the questions.
2. What do plants do to the air
3. What kind of food do plants give us
4. Are plants important for animals Why
5. How do plants help with the soil
Because there are so many trees and
the air is fresh.
Plants clean the air.
They give us fruits and vegetables.
Yes, they are. Many animals live in the forest and eat leaves and fruits from the trees.
They cover the soil so that the wind and water don’t carry the soil away.
Li Ming: I love the forest. There are so many trees here. The air is fresh.
Wang Mei: Trees and other plants are important for us.
Li Ming: Yes, you are right. Plants clean the air. They give us food like fruits and vegetables. Some medicine and clothing are also made from plants.
Wang Mei: The forest is important for animals, too. Many animals live in the forest and eat leaves and fruits from the trees.
Li Ming: Plants also play a part in the water cycle. And they cover the soil. That way, the wind and water don’t carry the soil away. Plants make the world look beautiful.
Wang Mei: Indeed, we can’t live without plants!
Read and answer
Read this part and learn the phrases.
Li Ming: I love the forest. There are so many trees here. The air is fresh.
Wang Mei: Trees and other plants are important for us.
Li Ming: Yes, you are right. Plants clean the air. They give us food like fruits and vegetables. Some medicine and clothing are also made from plants.
be made from ... 由……制成
be made
由(看不出原料)制成
由(看出原料)制成
被……制造
在(某地)制造
from
of
by
in
e.g. The paper is made from wood.
e.g. The table is made of wood.
e.g. The desk is made by my dad.
e.g. The clothes are made in China.
up of
由……组成
e.g. The group is made up of 6 boys.
Read and learn
play a part in... 在……中扮演角色
e.g. Technology plays an important part in modern communication.
科技在现代通信中起着重要作用。
carry... away 带走
e.g. You should carry the rubbish away at once. 你应该立刻把垃圾带走。
The workers carried the old furniture away. 工人们把旧家具搬走了。
Wang Mei: The forest is important for animals, too. Many animals live in the forest and eat leaves and fruits from the trees.
Li Ming: Plants also play a part in the water cycle. And they cover the soil. That way, the wind and water don’t carry the soil away. Plants make the world look beautiful.
Wang Mei: Indeed, we can’t live without plants!
cycle [ sa kl] n. 周期;循环;自行车
soil [s l] n. 土壤;土地
Fill in the blanks according to the conversation.
There are many trees in the forest. Trees and other plants are __________ for us.
Plants ______the air. They give us food _____fruits and vegetables. Some medicine and clothing are also _______ from plants. Many animals live in the forest and eat ______ and fruits from the trees. Plants also ______ a part in the water ______. They ______ the soil. That way, the wind and water don’t ______the soil away. Plants make the world look __________. Indeed, we can’t live ________ plants.
important
clean
like
made
leaves
play
cycle
cover
carry
beautiful
without
Read and fill
Work in groups. Talk about why we need plants and complete the mind map. You can use some of the ideas in Activity 3.
Functions of plants
Talk and complete
air
Work in groups. Talk about the functions of plants.
Functions of plants
people
animal
soil
Plants clean the air. The air is fresh.
Plants give us food, like fruits and vegetables.
Some medicine and clothing are made from plants.
Animals live in the forest.
Animals eat leaves and fruits from trees.
Plants play a part in the water cycle.
Plants cover the soil.
Plants make the world look beautiful.
Work in plete the mind map and show it in the front.
Functions of plants
Plants clean the air.
The air is fresh.
Plants give us food.
Some medicine and clothing are made from plants.
Animals live in the forest. They eat leaves and fruits from trees.
Plants play a part in the
water cycle. They cover the
soil. They make the world
look beautiful.
Make a reasonable evaluation of your performance.
How many stars can you get 1. Did you complete the mind map accurately
2. Did you use correct words and expressions
3. Did you organize your ideas clearly
4. Did you show your answers confidently
4. Did you cooperate well with your partners
Evaluate
The forest is important for animals, ↘ too. I love the ↘ forest.
Do you think plants are ↗ important Can people eat ↗ plants
Do you like the green ↗ one or the red ↘ one Why are plants ↘ important
Listen and repeat the following sentences.
Listen and repeat
I love the ↘ forest.
Do you think plants are ↗ important
Do you like the green ↗ one or the red ↘ one
Why are plants ↘ important
Read the sentences and pay attention to the intonations.
rising intonation
falling intonation
rising-falling intonation
falling intonation
Read and learn
陈述句
statement
一般疑问句
yes-no question
特殊疑问句
wh-question
选择疑问句
alternative question
Rules
陈述句末尾用降调；
一般疑问句末尾用升调；
特殊疑问句末尾用降调；
带有or的选择疑问句，语调在问题第一部分上升，第二部分下降。
rising intonation
falling intonation
rising-falling intonation
补充：我们可以在某个短语或者句子的末尾用升调表示吃惊。
e.g.— I visited the Tianshan Mountains during this summer holiday.
— You visited the Tianshan Mountains It’s so far away.
Summarize and match
learn about the intonation of a sentence.
talk about why plants are important.
2
3
1
After learning this lesson,
I can
list the functions of plants.
air
people
animal
soil
rising intonation
falling intonation
rising-falling intonation
课堂总结
Listen, read, and role-play the conversation.
Try to collect more information about plants and share it next time.
Preview Unit 8 Lesson 2.
Homework

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