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Unit 8 I love nature!
Lesson 1 Why are plants important 教学设计
一、教学内容分析
本课时为听说课，内容围绕“植物的重要性”展开。先设置两人对话任务，引导学生探讨植物是否重要及对自然的帮助，激活已有认知。接着呈现李明和王梅的对话，列举植物在净化空气、提供食物、作为药物和衣物来源、维护动物生存环境、参与水循环、保护土壤和美化世界等方面的作用。最后通过不同层次的听力和阅读任务，强化学生对核心内容的理解，加强目标语言的输出。整体教学注重通过互动与实例，培养学生的语言表达和信息提取能力，同时增强对植物重要性的认知与环保意识。
二、语篇分析
【What】 本课时包含一组对话，内容围绕植物重要性展开。李明表达对森林的喜爱及森林空气清新。两人探讨植物的重要性，包括净化空气、提供食物，是药物和衣物的来源，对动物生存重要，参与水循环、保护土壤，还能美化世界，最后得出人类离不开植物的结论。 【Why】 本课时语篇意在让学生认识到植物对于人类、动物和自然环境的意义。通过听力理解和对话阅读，帮助学习者掌握相关英语表达，同时增强其环保意识，使其明白植物在生态系统中的多元价值，进而激发保护植物、爱护自然的意识和行动。 【How】 以对话形式呈现知识，生动自然，贴近生活场景。语言使用常见词汇和基础语法结构，符合学习者的语言水平。通过列举植物在不同方面的作用，条理清晰地阐述主题，同时设置不同层次的听力任务，帮助学生巩固理解，提升语言运用和信息提取能力。
三、学情分析
学生已具备一定基础英语词汇和简单句式表达能力，能够参与对话交流探讨植物相关话题。在知识储备上，对植物有初步认知，但对于植物在生态系统中的多元复杂作用理解可能不足。在学习能力上，部分学生能够通过听力获取信息并做出判断，但也有学生可能在理解长对话和提炼关键信息方面存在困难。在学习兴趣上，植物话题贴近生活，能激发学生好奇心和讨论热情，利于开展互动学习活动。
四、教学目标
通过本节课的学习，学生能够： 运用所学语言表达植物的重要性及植物对自然界的作用； 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； 运用思维导图和小组合作的方式梳理与植物相关知识； 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。
五、教学重难点
【重点】 运用听力技巧捕捉、获取并整理与植物相关的信息； 2. 运用思维导图和小组合作的方式梳理与植物相关知识。 【难点】 运用思维导图和小组合作的方式梳理与植物相关知识； 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。
六、教学活动设计
环节一：探讨植物对环境的重要性，引入本课话题。（5 mins） 学生两两一组探讨植物对环境、动物以及人类的重要性，并引导学生思考并列举植物对大自然的益处，从而引入本节课的话题。
教学活动 活动层次 效果评价
Students talk with their partners about the importance of plants. * Plants are important for environment/animals/people. Students talk about what plants can do to help nature. 学习理解之感知与注意 观察学生是否积极主动地与同伴交流，并发表自己的观点，了解学生的已知和未知。
环节设计意图：引导学生思考和交流，在探讨中加深对植物多方面价值的理解，激发学生对自然生态的关注，锻炼口语表达能力，并引入新话题。
环节二：围绕对话内容，展开听力、阅读活动，完成学习任务。（20 mins） 学生先听对话勾选主旨及对话中提及的内容，接着分两部分听对话，分别回答植物对人类和环境作用的问题并填空。听完后，学生阅读对话后回答问题，并学习重点短语。最后，学生根据对话内容完成填空，巩固所学知识。
教学活动 活动层次 效果评价
Students listen to the conversation and tick the main idea. We can’t live without plants. Students listen to the conversation again and tick what is mentioned. Students listen to Part 1, answer the question and fill in the blanks. What do plants do for people Students listen to Part 2, and fill in the blanks. What do plants do for the environment 学习理解之获取与梳理概括与整合 观察学生学生能否有效地利用听力策略，获取有效信息，完成听力任务。 对有困难的学生给予及时的帮助。
Students read the conversation and answer the questions. Students read and learn some key phrases. be made from play a part in... carry...away Students fill in the blanks according to the conversation. 学习理解之获取与梳理、概括与整合 应用实践之描述与阐释 观察学生阅读对话后回答问题的情况， 答案是否逻辑清晰、要点全面。 对积极主动的学生给予表扬。
环节设计意图: 借助听力训练，锻炼学生捕捉关键信息与细节的能力，通过对植物作用相关问题的思考，加深知识理解。阅读环节搭配问题，强化阅读理解与分析能力。学习重点短语，丰富学生词汇储备，最后的填空练习则全方位检验学生对知识的掌握，巩固所学内容。
环节三：小组合作，完成思维导图。（12 mins） 学生小组合作讨论为何需要植物，接着罗列植物对大自然的各项功能。最后，学生完成思维导图并上台展示，学生对自己的表现做出合理评价。
教学活动 活动层次 效果评价
Students work in groups, think about why we need plants . Students talk about the functions of plants and list them. Students complete the mind map and show it in the front. Make a reasonable evaluation of their performances. 应用实践之内化与运用 迁移创新之想象与创造、批判与评价 观察学生小组讨论时的参与度，看是否积极发表观点，能否从多维度探讨植物的必要性。 鼓励并表扬积极展示的学生。
环节设计意图:通过小组合作，引导学生梳理植物功能并制作思维导图，探讨植物的必要性，培养其团队协作与沟通能力，增强对植物重要性的认知与环保意识。
环节四：语音训练，掌握语调的发音规则，正确朗读句子。（8 mins）
教学活动 活动层次 效果评价
Students listen and repeat the sentences. Pay attention to the intonations. Students learn about the rules of intonations. 应用实践之分析与判断 观察学生的训练表现，了解学生发音情况，纠正其存在的错误。
环节设计意图: 学习并运用相关语调知识，正确、流利地朗读句子，提高口语水平。
作业与拓展 (Required) 1. Read the conversation fluently. (Optional) 2. Write a short passage to talk about what plants do to help nature.
4 / 4(共22张PPT)
I love nature!
Unit 8
Lesson 1
英语冀教版（2024）七年级下册
Learning
Learning objectives
通过本节课的学习，学生能够：
1.运用所学语言表达植物的重要性及植物对自然界的作用；
2.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；
3.运用思维导图和小组合作的方式梳理与植物相关知识；
4.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。
重点
重点
Look and say
Plants are good for ____________.
Plants are important for ________.
Plants are important for _________.
Talk with your partner about plants.
Do you think plants are important
When is World Forest Day
It’s on March 21st.
environment
animals
people
Look and say
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
Look and guess
2. What are they talking about
1. Where are they
They are in the forest.
They are talking about the plants.
Listen and tick
Listen to the conversation and tick the main idea.
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!
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 and finish
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.
What are important for people
What do they do
for people
______________________________
______________________________
______________________________
Clean the air.
Give food, like fruits and vegetables.
Give medicine and clothing.
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!
What does the forest do for animals
Many animals _____ in the forest and eat ______ and ______ from the trees.
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
Read and finish
Read and answer
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 learn
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
The paper is made from wood.
The table is made of wood.
The desk is made by my dad.
The clothes are made in China.
up of
由……组成
The group is made up of 6 boys.
Read and learn
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!
play a part in...
_______________
在……中扮演角色
Technology ______ ____ important _____ ____ modern communication.
（科技在现代通信中起着重要作用。）
plays an
part in
carry... away _______
带走
You should ______ the rubbish ______ at once.（你应该立刻把垃圾带走。）
The workers ________ the old furniture ______.（工人们把旧家具搬走了。）
carry away
carried away
cycle [ sa kl] n. 周期;循环;自行车
soil [s l] n. 土壤;土地
Read and fill
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
Talk and complete
Work in groups. Talk about why we need plants and complete the mind map.
Functions of plants
Talk and complete
Work in groups. Talk about the functions of plants.
Functions of plants
air
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.
Talk and complete
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.
Evaluate
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
Listen and repeat
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.
Read and learn
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
Summarize and match
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.
Summary
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
Read and fill
(Required)
1. Read the conversation fluently.
(Optional)
2. Write a short passage to talk about what plants do to help nature.

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