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Unit 8 Were trying to save the earth! 重点短语句子知识清单
English 汉语意思
Welcome to the Unit 单元导入
短语： 短语：
talk about pollution 谈论污染
environmental protection 环境保护
present progressive tense 现在进行时
used to 过去常常
passive voice 被动语态
present perfect tense 现在完成时
modal verbs for suggestions 表建议的情态动词
句子： 句子：
Were trying to save the earth. 我们正在努力拯救地球。
We use different tenses to talk about environmental problems and solutions. 我们用不同时态谈论环境问题及解决方案。
Pollution has become a serious problem that affects our daily life. 污染已成为影响我们日常生活的严重问题。
It is everyones responsibility to protect the environment. 保护环境是每个人的责任。
Small actions can make a big difference to the earth. 微小的行动能对地球产生巨大影响。
Section A A部分
短语： 短语：
noise pollution 噪音污染
air pollution 空气污染
water pollution 水污染
land pollution 土地污染
be full of rubbish 布满垃圾
throw litter into the river 把垃圾扔进河里
put waste into the river 把废物排入河里
write to the government 给政府写信
close down the factories 关闭工厂
clean up the river 清理河流
cut down air pollution 减少空气污染
take the bus or subway 乘坐公交车或地铁
ride a bike 骑自行车
bring reusable bags 带可重复使用的袋子
use wooden chopsticks 使用木筷
plastic forks 塑料叉子
takeaway food 外卖食物
throw rubbish in the bins 把垃圾扔进垃圾桶
make a difference 产生影响
lead to a better future 走向更美好的未来
句子： 句子：
The river was so dirty that even the bottom was full of rubbish. 这条河太脏了，连河底都布满了垃圾。
People are throwing litter into the river, and factories are putting waste into it. 人们把垃圾扔进河里，工厂也把废物排入其中。
We should ask the government to close down the polluting factories. 我们应该要求政府关闭污染工厂。
Everyone in this town should play a part in cleaning up the river. 镇上的每个人都应该参与清理河流。
The air is badly polluted because there are more cars on the road these days. 空气污染严重，因为现在路上的汽车越来越多。
Factories that burn coal pollute the air with a lot of black smoke. 烧煤的工厂排放大量黑烟污染空气。
To cut down air pollution, we can take public transportation instead of driving. 为了减少空气污染，我们可以乘坐公共交通而不是开车。
Bike riding is good for health and doesnt cost anything. 骑自行车有益健康，而且不花钱。
Remember to bring reusable bags when shopping to reduce waste. 购物时记得带可重复使用的袋子，减少浪费。
Together, our small actions can make a big difference to the environment. 齐心协力，我们的微小行动能给环境带来巨大改变。
Section B B部分
短语： 短语：
shark fin soup 鱼翅汤
cut off shark fins 割下鱼鳍
throw ... back into the ocean 把……扔回海里
food chain 食物链
ocean ecosystem 海洋生态系统
endangered species 濒危物种
environmental protection groups 环境保护组织
develop laws 制定法律
stop the sale of shark fins 禁止鱼翅销售
scientific studies 科学研究
put sth. to good use 好好利用某物
build ... out of rubbish 用废弃物建造……
pull down old buildings 拆除旧建筑
turn upside down 翻转；颠倒
set up a website 建立网站
be known for 因……闻名
metal art 金属艺术
theme park 主题公园
bring back to life 使……恢复生机
句子： 句子：
When people catch sharks, they cut off their fins and throw the sharks back into the ocean. 人们捕捉鲨鱼时，会割下它们的鱼鳍，然后把鲨鱼扔回海里。
Without a fin, a shark can no longer swim and slowly dies. 没有鱼鳍，鲨鱼无法再游泳，会慢慢死去。
Sharks are at the top of the food chain, so their numbers dropping is dangerous for all ocean life. 鲨鱼处于食物链顶端，因此它们数量减少对所有海洋生物都很危险。
Around 70 million sharks are caught and traded every year. 每年约有7000万条鲨鱼被捕捉和交易。
Environmental groups like WildAid and WWF are teaching the public about "finning". 野生救援协会和世界自然基金会等环保组织正在向公众宣传“猎翅”行为。
No scientific studies have shown that shark fins are good for health. 没有科学研究表明鱼翅对健康有益。
Amy Hayes built a house out of rubbish, which won her a prize from the Help Save Our Planet Society. 埃米·海耶斯用废弃物建造了一所房子，还获得了“帮助拯救我们的星球协会”的奖项。
Jessica Wong uses old clothes to make bags and sells them online. 黄杰西卡用旧衣服制作包包，并在网上销售。
Wang Tao makes beautiful art pieces from materials of old cars to show the importance of environmental protection. 王涛用旧汽车的材料制作精美的艺术品，以此宣传环境保护的重要性。
Not only can the art bring happiness to others, but it also shows that waste can be reused. 这些艺术作品不仅能给他人带来快乐，还表明废弃物可以被重新利用。
Grammar & Word Power 语法与词汇拓展
短语： 短语：
present progressive (be + doing) 现在进行时（be + 现在分词）
used to do s.t.h. 过去常常做某事
passive voice (be + done) 被动语态（be + 过去分词）
present perfect (have/has + done) 现在完成时（have/has + 过去分词）
modal verbs (should, can, may) 情态动词（should, can, may）
句子： 句子：
The river used to be so clean. Now its badly polluted. 这条河过去很干净，现在污染严重。
The air is polluted by factories and cars. 空气被工厂和汽车污染了。
We have seen many changes in the environment over the years. 这些年来，我们见证了环境的许多变化。
We should take action to protect the earth before its too late. 我们应该尽快采取行动保护地球。
Joe has taken part in an environmental project. He helped with a Clean-Up Day last year. 乔参与过一个环保项目，他去年帮忙组织了“清洁日”活动。
More than 1,000 people came to help out with the clean-up. 超过1000人来帮忙参与清洁活动。
People can save electricity by turning off the lights when leaving a room. 人们离开房间时关灯可以节约用电。
Integration 综合运用
短语： 短语：
discuss environmental problems 讨论环境问题
write a letter to the mayor 给市长写信
put forward suggestions 提出建议
share ways to protect the environment 分享环保方法
句子： 句子：
Lets work in groups to discuss the environmental problems in our town and put forward solutions. 我们小组合作，讨论镇上的环境问题并提出解决方案吧。
Write a letter to the mayor, describing the pollution problems and your suggestions. 给市长写一封信，描述污染问题并提出你的建议。
When writing about environmental protection, we can use different tenses to show changes. 写环境保护相关内容时，我们可以用不同时态体现变化。
What ways do you use to protect the environment in daily life Share with your partner. 你日常生活中用什么方式保护环境？和伙伴分享一下。
The story of Amy, Jessica and Wang Tao tells us that waste can be turned into treasure. 埃米、杰西卡和王涛的故事告诉我们，废物可以变成宝藏。
Let’s role-play a conversation between a reporter and an environmentalist, talking about shark protection. 我们角色扮演一段记者和环保人士的对话，谈论鲨鱼保护吧。

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