中小学教育资源及组卷应用平台
Unit 2 Saving the earth Topic 1 Pollution has caused too many problems.课时教学设计
本单元第1课时 Section A 课型 听说课
语篇研读
What---语篇主题和主要内容 本课属于新课标话题“人与自然”——“环境保护”中的“环境污染及原因，环保意识和行为”话题，展开Kangkang等人计划去野餐，讨论是否去西山时，发现已经被污染的西山重新回归美好景色的对话。 Why---语篇传递的主题意义 通过本节课的学习，学生能够了解环境的变化，关注全球环境问题，树立环保意识。 How---文体结构、语言特点及功能 在Section A 的对话中由Kangkang等人计划去野餐展开，同时，文本用一般过去时和现在完成时描述过去和现在的变化，让学生学会并运用。
学情分析
【已知】 教学对象为初三的学生，学生具备一定的听说能力，能够通过对话获取关键信息，同时也能够运用一些简单的关于环境的词汇和句子表达自己的看法，观点和意图。 【未知】 学生在日常的实际生活当中针对英语知识进行运用，尤其是用一般过去时和现在完成时描述过去和现在的变化。 【能知】 通过本节课的学习，学生能够学习和巩固所学的有关环境方面的名词，用一般过去时和现在完成时描述过去和现在的变化，学习常见的口语表达方式，学会表达自己。
课时教学目标
通过本课学习，学生能够： 学习理解： 感知与注意：运用多模态教学，激发学生兴趣，比如Lead-in创设有关推荐旅游地点的情境；通过听读看，初步理解词汇和语篇意义；通过图片预测语篇内容； 获取与梳理：通过精听和泛听直接从文本获取信息，完成听力练习； 概括与整合：概括对话大意。 应用实践： 描述与阐释：角色模拟扮演对话； 分析与判断：学习和运用日常的功能用语；分析文本中有关一般过去时和现在完成时的含义及用法；针对“旅游地点和环境保护”谈谈自己的理解； 内化与运用：学会用一般过去时和现在完成时描述过去和现在的变化。 迁移创新： 推理与论证：提供新的情景，运用正确的一般过去时和现在完成时完成对话。
教学重难点
教学重点： 1.Some expressions: bee, butterfly, mess, shame, several, pour, waste, village, destroy, cut down, goodness 2.Learn the differences between simple past and present perfect. 3.Be able to understand changes in the environment and establish environmental awareness. 教学难点： 学习用一般过去时和现在完成时描述过去和现在的变化；了解环境的变化，关注全球环境问题，树立环保意识。
教学方法
英语教学活动观，情境式教学，任务型教学
教学工具
PPT课件，多功能白板，教案
教-学-评一体化教学过程
教学目标 学习活动 效果评价
学习理解： 感知与注意：运用多模态教学，激发学生兴趣，比如Lead-in创设有关推荐旅游地点的情境；通过听读看，初步理解词汇和语篇意义；通过图片预测语篇内容； 概括与整合：概括对话大意。 任务一： Lead in 创设情境：你和你的朋友即将野餐。当你的朋友向你询问位置时，你会推荐哪里？ Free talk: Have you ever had a picnic Where did you go Show a picture about Kangkang and his friends.
任务二：Pre-listening Learn some words. 任务一: 观察学生有关“推荐旅游地点”的情境活动是否能引起学生兴趣，为接下来的学习做铺垫。通过自由谈话，活跃课堂气氛，引导学生思考。 任务二：通过前面的学习，继续学习新知，巩固旧知，观察学生能否脱口而出新单词，甚至会写单词。
设计意图 通过有关“推荐旅游地点”的情境活动导入学习，吸引学生注意力，激发学生的学习兴趣；同时通过学习英语单词，可以让学生巩固旧知的情况下学习新知，为接下来的学习做铺垫。
教学目标 学习活动 效果评价
学习理解： 获取与梳理：通过精听和泛听直接从文本获取信息，完成听力练习； 概括与整合：概括对话大意 应用实践： 描述与阐释：角色扮演对话； 任务三：While-listening Main idea Listen to 1a to answer one question：What's the main idea of the passage 2. Listen to 1a and mark the words with P (Past) or N (Now). 3. Read 1a and complete the sentences in the table. 4. Read and number the sentences to make a conversation. Then practice in pairs. ChecklistStarLoudness and fluency★★Intonation and feelings★★Pronunciation★
5. Learn some language points. 6. Fill in the blanks about 1a. 7. Describe the changes in the past and present using the simple past tense and present perfect tense. 8. Free-talk: Which place do you want to recommend 9. Work on 3. 10. Work on 2. 任务三: 观察学生答题情况，评价学生听获取信息的能力。 评价学生能够准确朗读句子，语音语调是否正确。
设计意图 通过泛听和跟读活动，有利于提高学生的语感、语调感知能力以及听力及语言应用能力；通过精听等一系列活动，学生可以针对性地提高学生获取关键信息的能力，解决听力难点。
教学目标 学习活动 效果评价
应用实践： 分析与判断：学习和运用日常的功能用语；分析文本中有关一般过去时和现在完成时的含义及用法；针对“旅游地点和环境保护”谈谈自己的理解； 内化与运用：学会用一般过去时和现在完成时描述过去和现在的变化。 迁移创新： 推理与论证： 提供新的情景，运用正确的一般过去时和现在完成时完成对话。 任务四: Post-listening Show some pictures since the reform and opening-up. Show some pictures about the environment with the development. Work on 4. Thinking: What can we know and what should we do Practice. 任务五：summary 任务四: 评价学生能否正确分析掌握并运用一般过去时和现在完成时描述过去和现在的变化。 观察学生能否在新的情境中巩固运用本课重难点。 观察学生能否实践运用一般过去时和现在完成时描述过去和现在的变化完成对话。 任务五:根据学生回答情况，判断学生是否已经掌握新知。
设计意图 通过直观图片让学生对比改革开放以来的进步及其潜在对环境的威胁，引导学生运用一般过去时和现在完成时描述过去和现在的变化完成对话，让学生了解环境的变化，关注全球环境问题。同时让学生思考我们应该如何做，由此思考环境保护方法，树立环保意识。
课时教学板书设计
Unit 2 Topic 1 Section A ChecklistStarLoudness and fluency★★Intonation and feelings★★Pronunciation★
Two years agoNowMess Flowers + grass× Water Terrible gas Chemical factoriesBeautiful place Flowers + grass Air Water Bees + butterflies
评价量表
课时作业设计
作业内容 作业目标 设计意图
基础题： Review the vocabulary and the sentence structures. 掌握最基本的语言知识；培养学生借助工具书进行自主学习的能力。 查漏补缺，复习和巩固本节课所学内容。
提高题： Rewrite 1a into a short piece of text. Pay attention to tense. 提高运用知识的能力。 加深对本节课内容的理解和消化。
拓展题： Search some pictures about the environment. 培养学生搜索信息的能力，学会运用网络工具。 通过搜索环境的图片，学生可以更直观地感受到环境的变化，树立环保意识。
课后反思（实施后填写）
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21世纪教育网(www.21cnjy.com)中小学教育资源及组卷应用平台
单 元 整 体 教 学 设 计
学科 英语 年级 九年级上册
使用教材 仁爱科普版 教材页数 P27-34
单元名称 Unit 2 Saving the earth Topic 1 Pollution has caused too many problems.
单元主题及主要内容分析
主题范畴：人与自然 主题群：环境保护 子主题：环境污染及原因，环保意识和行为 单元话题：环境与环保问题 主题意义：关注环境污染，树立环保意识，增强人们的忧患意识和社会责任感。 以下是单元语篇内容分析图和基于单元主题和语篇内容分析形成的单元结构图： 表一：单元教学内容 语篇语篇类型语篇内容语篇主题意义Topic 1 Section A 1a对话通过Kangkang等人计划去野餐，讨论是否去西山时，发现已经被污染的西山重新回归美好景色的对话。了解环境的变化，关注全球环境问题，树立环保意识。Topic 1 Section B 1a对话由Mrs. Zhou讲述自己的身体状况和生活环境，引出污染的危害和原因。关注环境问题，了解各种污染类别及其危害，树立正确的环保意识。Topic 1 Section C 1a说明文介绍噪音污染是如何产生的，又是如何影响人们健康的。提高学生的环保意识，从生活中做起，拒绝噪音污染。Topic 1 Section D 1a说明文介绍各种污染的成因及危害。关注环境污染，树立环保意识，增强人们的忧患意识和社会责任感。
表二：单元大观念：
学情分析
（一）自然情况 本单元围绕“环境与环保问题”这一话题，开展教学活动。 已有基础 经过前面的学习，学生已经具备了一定的语言基础，能够根据教师设置的各种活动表达自己的观点，为这节课的教学提供了良好的基础。 存在问题 经过学习，学生已经具备了大量的知识储备，但是学生对于环境污染和环保问题不是很了解。 （四）解决措施 鼓励学生在课堂上积极踊跃发言，尊重每个学生的想法，并给予客观公正的评价，而不是期待唯一的标准答案。 培养学生利用现代科学技术检索信息，查阅资料的能力。 在教学过程中，以学生为中心。创设让学生合作交流的学习情境，一起探讨、讨论，共同完成学习任务。并鼓励学生将所学内容与家长进行分享。 教学方式灵活多样，根据学生随堂掌握情况，及时做出调整和改进。 5. 从多角度多维度对学生进行多方位评价。
单元课标要求及学习目标
【单元课标要求】 本单元以“环境与环保问题”为主题，主题为Pollution has caused too many problems.以环境问题等讨论为发展主线，完成本单元本话题的语音(如：重音、弱读、读、停顿、升降调等)、词汇(如：表示环境的名词、动词和动词词组)、语法和功能项目的学习，培养学生的听说技能、读写技能和学习策略，如预测、词汇图记忆策略等达到让学生了解环境污染的原因和危害，了解环境的变化，关注全球环境问题等文化意识目标以及关注环境污染，树立环保意识，增强人们的忧患意识和社会责任感等情感目标。 【单元学习目标】学习本单元后，能够： 语言能力：能听懂描述环境变化的对话；运用图片等非语言信息理解主题、复现对话；总结一般过去时与现在完成时的区别；能综合运用本话题的语法，词汇，句型写出保护环境的文章。 学习能力：能够用一般过去时和现在完成时描述过去和现在的变化；能通过观察课文插图来预测课文内容；能区分及正确使用不定代词和不定副词；能掌握由and，but，or，while组成的复合句。 3.思维品质：在阅读文本过程，学习分析文章的结构；在学习语法时，能正确分析句子结构，正确使用简单句造句；学生能够了解环境污染的原因和带来的危害，并树立环保意识。 4.文化意识：能围绕相关主题，运用所学语言，与他人进行日常交流，语音、语调、用词基本正确，表达比较连贯；在书面表达中，能综合运用本话题的语法、词汇、句型，描述环境污染的原因和危害，表达情感、态度、观点和意图等。
单元课时安排
课时及教材板块 课型 课时对应的单元教学目标 评价的手段与方式
第一课时Section A 听说课 能够用一般过去时和现在完成时描述过去和现在的变化；能听懂描述环境变化的对话，了解环境污染的严重性，并树立环保意识。 通过两人对话活动，情景演绎，评价学生能否运用肢体语言、语调、表达方式等表达自己情感；创设情景，让学生根据问题情景进行对话。
第二课时Section B 听说课 能用现在完成时进行问答；能通过观察课文插图来预测课文内容；运用图片等非语言信息理解主题、复现对话。 通过回答问题链，评价学生能够听懂对话内容；根据图片和文本，学习现在完成时，评价学生对该知识点的掌握。
第三课时Section C 读写课 能区分并正确使用一般过去时和现在完成时；能区分并正确使用不定代词和不定副词；能掌握由and，but，or，while组成的复合句。 通过略读回答问题链，精读根据关键词归纳具体信息，评价学生是否能够掌握文章大意；小组讨论环境污染问题和环境保护措施，并写出一篇短文，评价学生对目标语言的内化。
第四课时Section D 综合复习课 了解各种污染带来的危害；总结一般过去时与现在完成时的区别；能综合运用本话题的语法，词汇，句型写出保护环境的文章。 通过略读回答问题链，根据关键词复述文章，评价学生是否能够掌握文本的大意，掌握讨论保护环境的措施。
单元评价设计
过程性评价：通过一系列听、说、读、看、写等学习任务，夯实学生的基础知识，提高语言综合运用能力。 终结性评价：每学完一个Section，利用听写小卷，检测学生的基础知识掌握程度；通过单元检测，检查学生的语言运用能力，并查漏补缺。
21世纪教育网(www.21cnjy.com)(共35张PPT)
Section A 听说优质课
（仁爱科普版）九年级
上
Unit 2 Saving the earth
Topic 1 Pollution has caused too many problems.
Learning objectives
1
Lead in
Pre-listening
3
While-listening
Post-listening
5
Summary
Assessment
7
Homework
2
4
6
8
Learning objectives
After learning the lesson, we can:
01
02
03
04
Learn some core words and expressions of the text;
Express exclamation;
Know the differences between simple past and present perfect.
Understand changes in the environment and establish environmental awareness.
1
Lead-in
You and your friends are about to have a picnic. Where would you recommend when your friends ask you for places
2
Free talk
Have you ever had a picnic
Where did you go
2
Kangkang and his friends are also planning to have a picnic.
They will go to the West Hill.
Lead-in
2
Pre-listening
waste water
adj. 废弃的
butterfly
n. 蝴蝶
butterflies
3
adj.
v.
waste water
waste paper
Waste water. 浪费水。
Don't waste paper. 不要浪费纸。
waste
Pre-listening
3
What's the main idea of the passage
Kangkang and his friends are planning to go to West Hill for a picnic on this Sunday.
While-listening
4
bees
___ fresh
____ clean
____waste water
While-listening
4
Listen to 1a and mark the words with P (Past) or N (Now).
____ beautiful
____ butterflies
____ grass
____ factory
N
N
N
P
N
N
N
P
1. It was a _______________.
2. There were several ________________ pouring______________into the stream.
1c Read 1a and complete the sentences in the table. Then retell 1a to your partner.
While-listening
4
Two years ago
mess
waste water
chemical factories
1c Read 1a and complete the sentences in the table. Then retell 1a to your partner.
While-listening
4
1. The air is_______ and the water is
.
2. You can see _________________________
dancing.
3. _______________ has changed.
fresh
bees and butterflies
clean
Everything
…you could see bees and butterflies dancing.
你还能看见蜜蜂和蝴蝶在飞舞。
点拨: see sb./sth. doing sth. 看见某人/某物正在做某事
对比: see sb./sth. do sth. 看见某人/某物做了某事(全过程)
拓展：类似的动词还有 hear, watch, find, feel …
e.g. (1) I saw Jack _____ soccer there when
I walked past the playground.
A. to play B. playing C. played D. play
(2) I saw her ____ the road just now.
A. cross B. crossed C. crosses D. to cross
B
A
Language points
4
2. Sounds great ! 听起来真棒！
It smells terrible. 气味真难闻。
sounds great ，smells terrible
系表结构：系动词 + 形容词
初中常见的系动词总结：
be/keep/feel/smell/sound/taste/look/seem…+形容词
e.g. 1)音乐听起来很棒。______________________
2)我感到很开心。 ______________________
The music sounds great.
I feel very happy.
Language points
4
3. There were several chemical factories
pouring waste water into the stream.
看，有几家化工厂正在往小溪里排放废水。
e.g. 请把红酒倒进杯子里
Please _____ the red wine ____ the glass.
点拨(1)：there be + sb./sth. + doing sth.
有某人/某物正在做某事
点拨(2) : pour…into… 把……倒入……
e.g. 听！有个人在隔壁唱歌。
Listen! ___ ___ someone ______ in the next room.
pour into
There is singing
Language points
4
(Kangkang, Jane, Maria and Michael are planning a _______ for Sunday.)
J & M: Kangkang, where _______ we go
K: What about ______________
J：I _____ there two years ago. It ____a mess. There _______ chemical factories _________ waste water ______ the stream.
M: What a _______!
K：I ___________ it has become a ___________ place. There _____ lots of flowers and grass.
Michael: Sounds great! Let's go there.
(On Sunday, they come to the West Hill.)
M: Oh, what a ___________ place! The air _____ fresh and the water ____ clean, and you could see bees and butterflies _________.
K: Everything _____________.
Michael: Do you want to have a picnic here
J: Of course.
picnic
shall
the West Hill
went
dancing
beautiful
beautiful
are
have heard
shame
several
was
pouring
into
has changed
is
is
It was a mess!
The water was dirty.
The chemical factories were pouring waste water into the river.
Lots of fish were dead.
They were also producing terrible gas.
The sky is blue.
There are lots of flowers and grass.
The air is fresh.
We can see bees and butterflies dancing.
The river is clean.
Free-talk:Which place do you want to recommend
3 A. Listen to the sentences and number the pictures.
4
6
4
1
2
3
5
B. Listen again and complete the sentences.
1. People ______ ______ ______ trees. Now I have enough leaves to eat.
2. I live in trees. People have stopped ______ ______ trees. So I have more family members.
3. Leaves and grass ____________ many years ago. But now they have come back. I can have enough food.
4. I have found more bamboo on the mountain. I don't have to ______ ______ ______ any more.
5. In recent years, I ______ ______ _________ ________ to make the sea clean again.
6. I couldn't live in the river because it ______ ______ ______ for me to live in. Now it has become clean again, so I am safe.
have planted more
cutting down
disappeared
worry about food
have seen people's effort
was too dirty
2 Work in pairs. Look at the pictures and make up conversations.
village/flowers and grass
villagers/ distroy
hill/ trees
farmers/cut down
2 Work in pairs. Look at the pictures and make up conversations.
village/flowers and grass
villagers/ distroy
lake/fish
factory/pollute
Post-listening
Since the reform and opening-up, China has developed rapidly.
The world has changed for the better.
transportation
study
buildings
communication
5
But the environment has also been destroyed by the development of society.
Post-listening
5
4. Work in groups and talk about pollution in a place you are familiar with. The following sentences may help you.
Oh, my goodness!
... ago, it was....
Now, ... have/has gone.
What has happened
Everything has changed.
Post-listening
5
Thinking: What can we know and what should we do
We should understand the changes in the environment, pay attention to global environmental issues, and establish environmental awareness.
Post-listening
5
bee n.蜜蜂 [bi ]
butterfly n.蝴蝶；蝶泳 [ b t fla ]
mess n.肮脏，杂乱；困境 [mes]
shame n.羞耻，羞愧=pity [ e m]
several det.&pron.几个，数个= a few ['sev r l]
pour v.倒出；倾泻；不断流出 [p ]
waste adj.废弃的n.废料v.浪费 [we st]
Post-listening
5
villager n.村民，乡下人 ['v l d ]
destroy v.破坏，毁坏 [d str i]
cut down 砍倒 ['k tda n]
pollute v.污染 [p 'lu t]
goodness n.天哪；啊呀 ['g dn s]
breathe v.呼吸 [bri ]
pain n.疼，痛，痛苦 [pe n]
produce n.生产,制造 [pr 'dju s]
Post-listening
5
Post-listening
5
1. When I entered the room, I saw Maria ________ (read) a Chinese book.
2. What a shame! The flowers and trees in the park _________ (go).
3. Everything _____________ (change) in the past few years.
4. Pandas don’t have enough bamboos ________ (eat) now because of the pollution.
5. — Where have they been
— They __________ (be) to the Great Wall. They _______ (have) a good time there the day before yesterday.
reading
have gone
has changed
to eat
have been
had
用所给动词的适当形式填空。
1. Express exclamation:
What a shame! =What a pity! Sounds great!
2. Know the differences between Simple Past and present perfect.
I went there two years ago.
Everything has changed.
1. Some words:
bee, butterfly, mess, shame, several, pour, waste,
village, destroy, cut down, goodness
2. Some phrases:
see sb./sth.doing sth. see sb./sth. do sth.
pour…into...
3. Some sentences:
There are…doing…
We learn:
We know:
Summary
6
Try hard OK Good Excellent
Read and write new words.
Know the differences between simple past and present perfect.
Talk about the changes based on pictures and texts by listening to 1a and speaking activities.
Make up a new conversation by using simple past and present perfect.
Assessment
7
Homework
基础性作业：
1.Review the vocabulary and the sentence structures.
提高性作业：
2. Rewrite 1a into a short piece of text. Pay attention to tense.
拓展性作业：
3. Search some pictures about the environment.
8
https://www.21cnjy.com/recruitment/home/fine
Thanks!
