人教版高中英语必修二Unit4 Wildlife protection Period 3 Sentence and writing课件(共35张PPT)
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| 名称 | 人教版高中英语必修二Unit4 Wildlife protection Period 3 Sentence and writing课件(共35张PPT) |  | |
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| 科目 | 英语 | ||
| 更新时间 | 2020-04-19 20:08:42 | ||
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课件35张PPT。Welcome to today's lesson!I learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! Module2 Unit4 Wildlife protection
（Period 3 Sentences and writing）1. 知识目标：能在课文语境中体会、理解以下句型的含义和用法并能在具体语境中运用：
as引导方式状语从句
suggest+从句
the way作先行词的定语从句
with的复合结构
2. 能力目标：能在语篇语境中运用本单元话题单词、词块、句型进行写作。
3. 情感目标：通过课文知识点的归纳，学生能灵活运用所学词汇，感受英语学习的快乐与成就感。I learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 预习案（限时5分钟，课前独立完成） [话题单词]1._____________ v. 减少；降低
2._____________ n. 保存；保护
3._____________ n. 幸存；存活
4._____________ n. 栖息地
5._____________ adj. 和平的
6._____________________________________n. 环境
7._____________ v.保护
8._____________ v.回收；再循环
9._____________ v.浪费
10._____________ n.污染野生动物保护(Wildlife Protection)decreaseconservationsurvivalhabitatpeacefulcircumstance; surroundings protectrecyclewastepollution1._________________________认为……很重要
2. __________________________采取行动
3.___________________________尽我们所能
4.___________________________对……有伤害
5. ___________________________保持……平衡
6.___________________________关注；担心
7. ____________________________砍伐
8. ___________________________与……和谐相处
9. ____________________________用完；用尽
10. __________________________制定法律
11. ___________________________________创造良好的生态环境
12. ______________________________残忍地杀害野生动物
[话题短语]野生动物保护(Wildlife Protection)attach importance to... take actiondo what we can /spare no effortdo harm/damage tokeep the balance of...be concerned about cut down be/live in harmony /peace with...run out ofmake/pass lawscreate a pleasant ecological environmentkill/hunt wildlife without mercy[话题短语]野生动物保护(Wildlife Protection)13.保护濒临灭绝的动物不被杀害
14.处于濒临灭绝的危险之中
15.严惩捕猎者punish the hunters severelyprotect the endangered animals from being killed(be) in danger of extinction/becoming extinct/ dying out野生动物保护(Wildlife Protection)[话题短语]野生动物保护(Wildlife Protection)16. 致力于保护野生动物
17. 唤醒人们保护野生动植物的意识18.采取有效措施保护珍稀动物
19. 改善动物的生存环境
20. 保持/破坏生态平衡
devote oneself to protecting wildlifetake effective measures to protect rare animalsarouse people’s awareness of wildlife protectionimprove the living environment of the animals keep/break ecological balance;
keep/damage the balance of nature[话题佳句]体育运动(Sports) 1.众所周知，打猎野生动物的人应该受到惩罚。
It is well known that the people who hunt the wildlife should be punished
2.毫无疑问，野生动物的生存环境正在被破坏。
There is no doubt that the environment of the wildlife is being destroyed.
3.我们应该关注野生动物的保护问题，因为它们 要么濒临灭绝，要么处于危险中。
We should (are supposed to ) pay more attention to the protection of wildlife because they are either dying out or in danger.
4.最重要的是我们应该唤醒大众对野生动物的 保护意识 .
The most important is that we should raise the public awareness of protecting wildlife.
5.只有当我们保护这些野生动物不受伤害时，它们才能安宁地生活
Only when we protect wildlife from being harmed will they live in peace. [教材 语法填空 与 微写作]体育运动(Sports)As the old saying1. _____(go), “When in Rome, do 2. ___ the Romans do.” It's 3. _____(easy) said than done.It is the first time that I 4. ____________(study)abroad as 5. ___exchange student. I have some difficulty 6. _____(fit) in with my classmates. Meanwhile, I don't like the way my teacher teaches me. What's worst, last Saturday I lost my bag, 7. ___________(contain)my passport, ID card and a lot of money. I feel very lonely and upset. I'd appreciate it if you give me some advice 8.___ how9. ______(adapt)to my new 10. ____________(surrounding). goesaseasierhave studied containing to adapt fittingonan surroundingsI learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 探究案（课堂自主学习 交流合作完成 限时35分） I、Sentences经典句式1. as引导方式状语从句It shows the importance of wildlife protection，but I’d like to help_____the WWF suggests.
这体现了野生动植物保护的重要性，不过，我还是想按照世界野生生物基金会的建议来帮助你们。 as 【我的笔记】as引导的从句类型：
(1)引导方式状语从句，意为______________。
(2)引导时间状语从句，意为______________。
(3)引导原因状语从句，意为______________。
(4)引导让步状语从句，意为______________。
(5)引导定语从句，意为______________。
按照，如同当…时候；一边…一边…；随着因为；既然尽管(要倒装)正如
写作能力提升——[用as完成下列句子]
(1)They sang songs (当他们做农活时).
(2)When in Rome，___________________________(入乡随俗).
(3) _________ (众所周知)，the earth goes around the sun.
(4)Although they were tired, they stayed up preparing the report.
→ ____________________, they stayed up preparing the report.
(5)_____________________(时间流逝)，people became more familiar with him and understood what he did.
层级训练as they were doing farm workdo as the Romans doAs is known to us all/As we all knowTired as/though they wereAs time went by2. suggest
①To have more time to read and select books, I suggest that we _____________(set) out early.
②He came to my class every week, but his attitude suggested that he ______(be) not really interested in it.
③I'd probably suggest ______(do) a lot of different things to keep their interest.
【我的笔记】 表示_______,从句用__________
1.suggest
表示___________, 从句用__________
2. suggest _______(do)sth. 建议做某事建议暗示；表明虚拟语气(should＋)动词原形陈述语气(用句子所需时态)doingdoing 3. the way作先行词的定语从句
They learned this from the way the bones were joined together.
他们是根据(恐龙)骨骼的连接方式了解到这一点的。经典句式【我的笔记】 作___________,从句用__________
1.the way
在从句中 作___________,从句用__________
the way _______(do)sth. 做某事的方式
_____ ________(do) sth. ①I think you hurt his pride by laughing at the way _________he speak English.
②The way came up at the meeting was unpractical.
③And you should keep in mind that comparing notes with your classmates frequently is a good way (improve) your study.(that/in which) 主语/宾语方式状语(that/in which) to improveto doofdoing经典句式After a while she saw some zebra with black and white lines going beneath their stomachs.
过了一会儿她看到了一些斑马，它们身上有一直延伸到腹部的黑白相间的条纹。【我的笔记】句中with black and white lines going beneath their stomachs为_________________________作_____语。“with＋复合宾语”[仿写] 随着暑假的临近，我想在一家外资企业找一份兼职工作。
__________________________________________，I desire to do a part--time job in a foreign company.
With the summer vacation approachingwith＋复合宾语定“with复合结构”在句中多作状语，也可以作定语。常见的宾补形式有：
________
________
with＋宾语＋宾补 ________
________ （主动）
________ （被动）
________ （将来）adj.doingdoneto do介词短语adv.(1)With winter (come) on，it’s time to buy warm clothes.
(2)With all the things she needed (buy)，she went home happily.
(3)With nothing (do)，Tom sleeps at home.
(4)She was afraid of the dark，so she slept with the light____层级训练comingboughtto doon课堂小结as引导方式状语从句
suggest+从句
the way作先行词的定语从句
with的复合结构I learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 反馈训练案（课堂独立完成，限时8分钟）
1. Jane’s pale face suggested that she ________ (be) ill, so her parents suggested that she _____________ (have) a medical examination.
2. They sang songs ____________they were doing farm work.
3. I will tell you the way _____________ you can study English well, because I know the way ______ you have accepted is not the best.
4. I sat in my room for a few minutes with my eyes _____(fix)on the ceiling.
5. If all visitors to the Fairy Lake do_____ the couple did, the lake will be severely polluted and soon turned into a huge dustbin.【语法填空】wasas/when/while(that/in which)that fixed(should) haveas5. I don't like the way which he speaks.4. With no one to talk ,John felt miserable.3. Instead, I suggested choose some students to see him on behalf of the whole class.1. Young although he is，he has travelled to many countries.【改错】as/though2. With prices gone up so fast,we can't afford luxuries.goingchoosingtothatinI'm a student from Chongqing, China. I am writing to ask you to1.___________________ (注意) the situation of Finless Porpoises (江豚)．Seriously affected by human activities, finless porpoises in the Yangtze River are 2._______________(处于……危险中) dying out . To our disappointment, only about 1,000 are estimated to be still living at present.We 3.__________(sincere) hope that WWF can play a role 4._______________________________(保护这种濒危物种). Firstly, a sponsorship will 5. _____________(大有帮助). But more importantly, we need information from experts in WWF to help us better understand the animal. 6. _______________(如果是那样的话), we can take better care of them. 7.___________(in brief/in addition), we should 8._____________________ (雇佣更多的工人) to help us. Though the task is challenging, we are confident that we will 9._____________________(迟早会取得成功)．
I 10._______________________ (如果……将非常感激) you take it into consideration and I’m looking forward to your reply.pay attention toin danger of sincerely protecting this endangered species In addition employ more workers succeed sooner or later would appreciate it if【单元词块与写作】 be of great helpIn that caseWriting practiceI learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 请根据下面的情况写一份动物保护的倡议书
现状: 好多动物在濒临灭绝的危险中：
原因:
1.人类吃它们的肉
2.生存环境正在被破坏，例如砍伐森林等
3.动物栖息地被用来建楼房
措施：
1.政府立法，号召人们保护野生动物。
2.付出行动：停止打猎，设立自然保护区， 筹集资金等措施
3.作为学生， 你的做法和号召 It is well known that wild animals are in danger of dying out. There are many reasons for this problem. Firstly, many animals are being killed for their delicious meat. Besides, their habitats are being destroyed ,for example the rainforests are being cut down without mercy. What’s worse, many beautiful habitats have been used for buildings.
As a result , to solve the problem, the government should make some laws and call on people to protect wildlife. Besides, we should take actions to stop hunting , set up nature reserve as well as raise money to help them. The most important is that we should raise the public awareness of protecting wildlife .
As students, there is no doubt that we are supposed not to eat wild animals and try our best to plant some trees to protect their environment . Let us live in peace with animals and start out small to help them. I learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 庭业作家1.整理好笔记,并保存好导学案。
2. 大声朗诵本单元的话题单词、话题短语和话题美文。
3. 复习今天的笔记。Thank youⅢ.教材与微写作
写作素材(关于野生动物保护)
1.大量捕杀影响了野生动物的数量。
2.一些动物已经灭绝，一些动物身处险境。
3.政府已经关注这种情况，并采取了一系列措施。
4.我们要像保护我们的眼睛一样尽力保护环境。
5.只有这样我们才能成功地阻止这种状况的恶化。
提示：加蓝部分用本单元词汇表达，并且请使用动名词短语作主语，倒装等。连句成篇(将以上句子连成一篇50词左右的英语短文)Hunting too much affected the number of wild animals greatly.As a result，some animals have died out and some others are in danger.Fortunately，our government has paid attention to the situation and has taken a series of measures.We must take every effort to care for the environment as we protect our eyes.Only in this way can we prevent the situation from getting worse successfully. 话题佳作
你校计划进行一次宣传活动，主题是保护人类共同的朋友——动物。现请你就此写一份宣传材料，内容包括动物的生存现状、动物对于人类的重要性等，并且在最后提出倡议。 佳作欣赏
Dear friends，
Have you noticed that the number of rare animals is on the decrease？With our environment going worse，many animals can’t adapt themselves to the new changes so that many species are endangered or have even died out.Besides，human activity also has a great influence on them.For example，people often kill them in order to get their meat or fur.Animals are our friends.They play an important role in keeping the balance of nature.We can’t live without them.What’s more，both humans and animals should share the earth equally.To show our love to animals can definitely help us live more happily.
To conclude，please remember your care can make a difference.Join us in protecting our best friends—animals.世界与环境/ 热点话题
根据要求运用本单元所学知识完成下面小作文，并背诵成文。
1．当今，随着经济的发展，许多城市面临严重的环境问题，这对人们的生活造成了很大的危害。 (be faced with；environmental problems；do great harm to)
2．遗憾的是许多人没有意识到环保的重要性。 (It’s a pity that...)3．首先我们应该注意唤起人们的环保意识，其次政府应该立即采取措施保护环境。 (pay attention to；raise people’s environmental awareness)
4．就我个人而言，保护生态平衡是每个人的责任。 (protect the balance of nature)One possible version:
Nowadays，with the development of economy，many cities are faced with serious environmental problems，which does great harm to people’s life. It is a pity that many people don’t realize the importance of environmental protection.
Firstly，we should pay attention to raising people’s environmental awareness.Secondly，the government should take immediate measures to protect the environment. As far as I’m concerned，it is everyone’s duty to protect the balance of nature.
（Period 3 Sentences and writing）1. 知识目标：能在课文语境中体会、理解以下句型的含义和用法并能在具体语境中运用：
as引导方式状语从句
suggest+从句
the way作先行词的定语从句
with的复合结构
2. 能力目标：能在语篇语境中运用本单元话题单词、词块、句型进行写作。
3. 情感目标：通过课文知识点的归纳，学生能灵活运用所学词汇，感受英语学习的快乐与成就感。I learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 预习案（限时5分钟，课前独立完成） [话题单词]1._____________ v. 减少；降低
2._____________ n. 保存；保护
3._____________ n. 幸存；存活
4._____________ n. 栖息地
5._____________ adj. 和平的
6._____________________________________n. 环境
7._____________ v.保护
8._____________ v.回收；再循环
9._____________ v.浪费
10._____________ n.污染野生动物保护(Wildlife Protection)decreaseconservationsurvivalhabitatpeacefulcircumstance; surroundings protectrecyclewastepollution1._________________________认为……很重要
2. __________________________采取行动
3.___________________________尽我们所能
4.___________________________对……有伤害
5. ___________________________保持……平衡
6.___________________________关注；担心
7. ____________________________砍伐
8. ___________________________与……和谐相处
9. ____________________________用完；用尽
10. __________________________制定法律
11. ___________________________________创造良好的生态环境
12. ______________________________残忍地杀害野生动物
[话题短语]野生动物保护(Wildlife Protection)attach importance to... take actiondo what we can /spare no effortdo harm/damage tokeep the balance of...be concerned about cut down be/live in harmony /peace with...run out ofmake/pass lawscreate a pleasant ecological environmentkill/hunt wildlife without mercy[话题短语]野生动物保护(Wildlife Protection)13.保护濒临灭绝的动物不被杀害
14.处于濒临灭绝的危险之中
15.严惩捕猎者punish the hunters severelyprotect the endangered animals from being killed(be) in danger of extinction/becoming extinct/ dying out野生动物保护(Wildlife Protection)[话题短语]野生动物保护(Wildlife Protection)16. 致力于保护野生动物
17. 唤醒人们保护野生动植物的意识18.采取有效措施保护珍稀动物
19. 改善动物的生存环境
20. 保持/破坏生态平衡
devote oneself to protecting wildlifetake effective measures to protect rare animalsarouse people’s awareness of wildlife protectionimprove the living environment of the animals keep/break ecological balance;
keep/damage the balance of nature[话题佳句]体育运动(Sports) 1.众所周知，打猎野生动物的人应该受到惩罚。
It is well known that the people who hunt the wildlife should be punished
2.毫无疑问，野生动物的生存环境正在被破坏。
There is no doubt that the environment of the wildlife is being destroyed.
3.我们应该关注野生动物的保护问题，因为它们 要么濒临灭绝，要么处于危险中。
We should (are supposed to ) pay more attention to the protection of wildlife because they are either dying out or in danger.
4.最重要的是我们应该唤醒大众对野生动物的 保护意识 .
The most important is that we should raise the public awareness of protecting wildlife.
5.只有当我们保护这些野生动物不受伤害时，它们才能安宁地生活
Only when we protect wildlife from being harmed will they live in peace. [教材 语法填空 与 微写作]体育运动(Sports)As the old saying1. _____(go), “When in Rome, do 2. ___ the Romans do.” It's 3. _____(easy) said than done.It is the first time that I 4. ____________(study)abroad as 5. ___exchange student. I have some difficulty 6. _____(fit) in with my classmates. Meanwhile, I don't like the way my teacher teaches me. What's worst, last Saturday I lost my bag, 7. ___________(contain)my passport, ID card and a lot of money. I feel very lonely and upset. I'd appreciate it if you give me some advice 8.___ how9. ______(adapt)to my new 10. ____________(surrounding). goesaseasierhave studied containing to adapt fittingonan surroundingsI learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 探究案（课堂自主学习 交流合作完成 限时35分） I、Sentences经典句式1. as引导方式状语从句It shows the importance of wildlife protection，but I’d like to help_____the WWF suggests.
这体现了野生动植物保护的重要性，不过，我还是想按照世界野生生物基金会的建议来帮助你们。 as 【我的笔记】as引导的从句类型：
(1)引导方式状语从句，意为______________。
(2)引导时间状语从句，意为______________。
(3)引导原因状语从句，意为______________。
(4)引导让步状语从句，意为______________。
(5)引导定语从句，意为______________。
按照，如同当…时候；一边…一边…；随着因为；既然尽管(要倒装)正如
写作能力提升——[用as完成下列句子]
(1)They sang songs (当他们做农活时).
(2)When in Rome，___________________________(入乡随俗).
(3) _________ (众所周知)，the earth goes around the sun.
(4)Although they were tired, they stayed up preparing the report.
→ ____________________, they stayed up preparing the report.
(5)_____________________(时间流逝)，people became more familiar with him and understood what he did.
层级训练as they were doing farm workdo as the Romans doAs is known to us all/As we all knowTired as/though they wereAs time went by2. suggest
①To have more time to read and select books, I suggest that we _____________(set) out early.
②He came to my class every week, but his attitude suggested that he ______(be) not really interested in it.
③I'd probably suggest ______(do) a lot of different things to keep their interest.
【我的笔记】 表示_______,从句用__________
1.suggest
表示___________, 从句用__________
2. suggest _______(do)sth. 建议做某事建议暗示；表明虚拟语气(should＋)动词原形陈述语气(用句子所需时态)doingdoing 3. the way作先行词的定语从句
They learned this from the way the bones were joined together.
他们是根据(恐龙)骨骼的连接方式了解到这一点的。经典句式【我的笔记】 作___________,从句用__________
1.the way
在从句中 作___________,从句用__________
the way _______(do)sth. 做某事的方式
_____ ________(do) sth. ①I think you hurt his pride by laughing at the way _________he speak English.
②The way came up at the meeting was unpractical.
③And you should keep in mind that comparing notes with your classmates frequently is a good way (improve) your study.(that/in which) 主语/宾语方式状语(that/in which) to improveto doofdoing经典句式After a while she saw some zebra with black and white lines going beneath their stomachs.
过了一会儿她看到了一些斑马，它们身上有一直延伸到腹部的黑白相间的条纹。【我的笔记】句中with black and white lines going beneath their stomachs为_________________________作_____语。“with＋复合宾语”[仿写] 随着暑假的临近，我想在一家外资企业找一份兼职工作。
__________________________________________，I desire to do a part--time job in a foreign company.
With the summer vacation approachingwith＋复合宾语定“with复合结构”在句中多作状语，也可以作定语。常见的宾补形式有：
________
________
with＋宾语＋宾补 ________
________ （主动）
________ （被动）
________ （将来）adj.doingdoneto do介词短语adv.(1)With winter (come) on，it’s time to buy warm clothes.
(2)With all the things she needed (buy)，she went home happily.
(3)With nothing (do)，Tom sleeps at home.
(4)She was afraid of the dark，so she slept with the light____层级训练comingboughtto doon课堂小结as引导方式状语从句
suggest+从句
the way作先行词的定语从句
with的复合结构I learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 反馈训练案（课堂独立完成，限时8分钟）
1. Jane’s pale face suggested that she ________ (be) ill, so her parents suggested that she _____________ (have) a medical examination.
2. They sang songs ____________they were doing farm work.
3. I will tell you the way _____________ you can study English well, because I know the way ______ you have accepted is not the best.
4. I sat in my room for a few minutes with my eyes _____(fix)on the ceiling.
5. If all visitors to the Fairy Lake do_____ the couple did, the lake will be severely polluted and soon turned into a huge dustbin.【语法填空】wasas/when/while(that/in which)that fixed(should) haveas5. I don't like the way which he speaks.4. With no one to talk ,John felt miserable.3. Instead, I suggested choose some students to see him on behalf of the whole class.1. Young although he is，he has travelled to many countries.【改错】as/though2. With prices gone up so fast,we can't afford luxuries.goingchoosingtothatinI'm a student from Chongqing, China. I am writing to ask you to1.___________________ (注意) the situation of Finless Porpoises (江豚)．Seriously affected by human activities, finless porpoises in the Yangtze River are 2._______________(处于……危险中) dying out . To our disappointment, only about 1,000 are estimated to be still living at present.We 3.__________(sincere) hope that WWF can play a role 4._______________________________(保护这种濒危物种). Firstly, a sponsorship will 5. _____________(大有帮助). But more importantly, we need information from experts in WWF to help us better understand the animal. 6. _______________(如果是那样的话), we can take better care of them. 7.___________(in brief/in addition), we should 8._____________________ (雇佣更多的工人) to help us. Though the task is challenging, we are confident that we will 9._____________________(迟早会取得成功)．
I 10._______________________ (如果……将非常感激) you take it into consideration and I’m looking forward to your reply.pay attention toin danger of sincerely protecting this endangered species In addition employ more workers succeed sooner or later would appreciate it if【单元词块与写作】 be of great helpIn that caseWriting practiceI learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 请根据下面的情况写一份动物保护的倡议书
现状: 好多动物在濒临灭绝的危险中：
原因:
1.人类吃它们的肉
2.生存环境正在被破坏，例如砍伐森林等
3.动物栖息地被用来建楼房
措施：
1.政府立法，号召人们保护野生动物。
2.付出行动：停止打猎，设立自然保护区， 筹集资金等措施
3.作为学生， 你的做法和号召 It is well known that wild animals are in danger of dying out. There are many reasons for this problem. Firstly, many animals are being killed for their delicious meat. Besides, their habitats are being destroyed ,for example the rainforests are being cut down without mercy. What’s worse, many beautiful habitats have been used for buildings.
As a result , to solve the problem, the government should make some laws and call on people to protect wildlife. Besides, we should take actions to stop hunting , set up nature reserve as well as raise money to help them. The most important is that we should raise the public awareness of protecting wildlife .
As students, there is no doubt that we are supposed not to eat wild animals and try our best to plant some trees to protect their environment . Let us live in peace with animals and start out small to help them. I learn! I participate! I experience! I enjoy! 我学习! 我参与! 我体验! 我快乐! 庭业作家1.整理好笔记,并保存好导学案。
2. 大声朗诵本单元的话题单词、话题短语和话题美文。
3. 复习今天的笔记。Thank youⅢ.教材与微写作
写作素材(关于野生动物保护)
1.大量捕杀影响了野生动物的数量。
2.一些动物已经灭绝，一些动物身处险境。
3.政府已经关注这种情况，并采取了一系列措施。
4.我们要像保护我们的眼睛一样尽力保护环境。
5.只有这样我们才能成功地阻止这种状况的恶化。
提示：加蓝部分用本单元词汇表达，并且请使用动名词短语作主语，倒装等。连句成篇(将以上句子连成一篇50词左右的英语短文)Hunting too much affected the number of wild animals greatly.As a result，some animals have died out and some others are in danger.Fortunately，our government has paid attention to the situation and has taken a series of measures.We must take every effort to care for the environment as we protect our eyes.Only in this way can we prevent the situation from getting worse successfully. 话题佳作
你校计划进行一次宣传活动，主题是保护人类共同的朋友——动物。现请你就此写一份宣传材料，内容包括动物的生存现状、动物对于人类的重要性等，并且在最后提出倡议。 佳作欣赏
Dear friends，
Have you noticed that the number of rare animals is on the decrease？With our environment going worse，many animals can’t adapt themselves to the new changes so that many species are endangered or have even died out.Besides，human activity also has a great influence on them.For example，people often kill them in order to get their meat or fur.Animals are our friends.They play an important role in keeping the balance of nature.We can’t live without them.What’s more，both humans and animals should share the earth equally.To show our love to animals can definitely help us live more happily.
To conclude，please remember your care can make a difference.Join us in protecting our best friends—animals.世界与环境/ 热点话题
根据要求运用本单元所学知识完成下面小作文，并背诵成文。
1．当今，随着经济的发展，许多城市面临严重的环境问题，这对人们的生活造成了很大的危害。 (be faced with；environmental problems；do great harm to)
2．遗憾的是许多人没有意识到环保的重要性。 (It’s a pity that...)3．首先我们应该注意唤起人们的环保意识，其次政府应该立即采取措施保护环境。 (pay attention to；raise people’s environmental awareness)
4．就我个人而言，保护生态平衡是每个人的责任。 (protect the balance of nature)One possible version:
Nowadays，with the development of economy，many cities are faced with serious environmental problems，which does great harm to people’s life. It is a pity that many people don’t realize the importance of environmental protection.
Firstly，we should pay attention to raising people’s environmental awareness.Secondly，the government should take immediate measures to protect the environment. As far as I’m concerned，it is everyone’s duty to protect the balance of nature.