Complete the following mind map according to what you have learned in this unit. 根据本单元所学内容完成思维导图。
How should we protect our Earth from pollution?
A Knowing about pollution
Effects of air pollution on health:
• 99% of the people on Earth .
• 7 million people .
• Around a third of the world’s population .
• Air pollution costs the world over 9,000 dollars per second for .
B Caring about pollution
• Main causes of noise pollution:
▪ Noise from
▪ Noise caused by
▪ Traffic noise caused by
▪ Noise
• To express my attitude, I can say:
▪ I couldn’t agree more!
▪
▪ I’m afraid I disagree.
▪
C Acting green
Sophie’s solution to plastic pollution is to build that can go to the bottom of the ocean, locate plastic waste by and , and then .
D Thinking green
• When we write formal letters, we should avoid using , and . Instead, we should use expressions like .
• In informal letters, we can use expressions like .
E Thinking globally, acting locally
The procedures for making a lapbook about actions for dealing with one pollution problem in the city:
• Step 1: Decide on .
• Step 2: Search for information such as .
• Step 3: Visualise the information with and as well.
• Step 4: Design .
• Step 5: the lapbook in class and how helpful in it are.

(Answers may vary.)
A. Knowing about pollution
Effects of air pollution on health:
• 99% of the people on Earth are breathing polluted air.
• 7 million people die from breathing polluted air every year.
• Around a third of the world’s population has dangerous levels of air pollution inside their homes.
• Air pollution costs the world over 9,000 dollars per second for economic and health care expenses.
B. Caring about pollution
• Main causes of noise pollution:
▪ Noise from buildings and restaurants
▪ Noise caused by fans and air conditioners
▪ Traffic noise caused by road works
▪ Noise people make at home
• To express my attitude, I can say:
▪ I couldn’t agree more!
▪ That makes sense to me.
▪ I’m afraid I disagree.
▪ That doesn’t sound right to me.
C. Acting green
Sophie’s solution to plastic pollution is to build a remotely-operated vehicle (ROV) that can go to the bottom of the ocean, locate plastic waste by three kinds of light and plastic’s unnatural colours and shapes, and then send the information back to the computer.
D. Thinking green
• When we write formal letters, we should avoid using contracted forms, incomplete sentences and spoken forms. Instead, we should use expressions like "I am writing to propose/suggest ..." "Mr/Ms ..." and "Yours sincerely, ...".
• In informal letters, we can use expressions like "Just wanted to check in on ..." "Hi/Hello, ..." "Bye for now, ..." and "Cheers, ...".
E. Thinking globally, acting locally
The procedures for making a lapbook about actions for dealing with one pollution problem in the city:
• Step 1: Decide on one pollution problem.
• Step 2: Search for information such as causes, effects and actions.
• Step 3: Visualise the information with a table, chart, graph or diagram and pictures or photos as well.
• Step 4: Design a lapbook to show how the pollution problem will be dealt with.
• Step 5: Display the lapbook in class and evaluate how helpful the actions in it are.

【分析】本题需依据单元所学环保相关内容，完成关于保护地球防污染的思维导图，需结合各板块的语境（如空气污染对健康的影响、噪音污染的原因、塑料污染的解决方案、书信表达规范、lapbook制作步骤），对应单元知识点填写合适内容，确保符合语境与单元要求。
【解析】A. 围绕空气污染对健康的影响，结合数据与语境填写：99%的地球人呼吸着被污染的空气；每年700万人因呼吸污染空气死亡；约三分之一的世界人口家中存在危险水平的空气污染；全球每秒因经济和医疗费用损失超9000美元。B. 噪音污染的主要原因包括建筑与餐馆的噪音、风扇和空调产生的噪音、道路工程导致的交通噪音、家庭产生的噪音；态度表达可选用That makes sense to me.、That doesn’t sound right to me.。C. Sophie的塑料污染解决方案是建造可下潜至海底的遥控潜水器（ROV），通过三种光以及塑料的异常颜色和形状定位塑料垃圾，再将信息传回电脑。D. 写正式信件时应避免使用缩写形式、不完整句子和口语化表达，改用如“I am writing to propose/suggest ...”“Mr/Ms ...”“Yours sincerely, ...”等表达；非正式信件可使用如“Just wanted to check in on ...”“Hi/Hello, ...”“Bye for now, ...”“Cheers, ...”等表达。E. 制作关于城市某污染问题应对行动的lapbook步骤：第一步确定一个污染问题；第二步搜索原因、影响、行动等信息；第三步用表格、图表、图形或示意图以及图片/照片可视化信息；第四步设计展示该污染问题应对方案的lapbook；第五步在班级展示lapbook并评估其中行动的帮助程度。
【答案】(Answers may vary.)
A. Knowing about pollution
Effects of air pollution on health:
• 99% of the people on Earth are breathing polluted air.
• 7 million people die from breathing polluted air every year.
• Around a third of the world’s population has dangerous levels of air pollution inside their homes.
• Air pollution costs the world over 9,000 dollars per second for economic and health care expenses.
B. Caring about pollution
• Main causes of noise pollution:
▪ Noise from buildings and restaurants
▪ Noise caused by fans and air conditioners
▪ Traffic noise caused by road works
▪ Noise people make at home
• To express my attitude, I can say:
▪ I couldn’t agree more!
▪ That makes sense to me.
▪ I’m afraid I disagree.
▪ That doesn’t sound right to me.
C. Acting green
Sophie’s solution to plastic pollution is to build a remotely-operated vehicle (ROV) that can go to the bottom of the ocean, locate plastic waste by three kinds of light and plastic’s unnatural colours and shapes, and then send the information back to the computer.
D. Thinking green
• When we write formal letters, we should avoid using contracted forms, incomplete sentences and spoken forms. Instead, we should use expressions like "I am writing to propose/suggest ..." "Mr/Ms ..." and "Yours sincerely, ...".
• In informal letters, we can use expressions like "Just wanted to check in on ..." "Hi/Hello, ..." "Bye for now, ..." and "Cheers, ...".
E. Thinking globally, acting locally
The procedures for making a lapbook about actions for dealing with one pollution problem in the city:
• Step 1: Decide on one pollution problem.
• Step 2: Search for information such as causes, effects and actions.
• Step 3: Visualise the information with a table, chart, graph or diagram and pictures or photos as well.
• Step 4: Design a lapbook to show how the pollution problem will be dealt with.
• Step 5: Display the lapbook in class and evaluate how helpful the actions in it are.
【知识点】环保主题英语表达、英语书信格式、实践活动步骤设计
【点评】本题紧扣单元环保主题，整合了词汇、表达、实践操作等多维度内容，既考查学生对单元知识的掌握，又能提升学生的环保意识与实践应用能力。
【难度系数】0.6