save the earth 2015年人教版新目标九年级英语Unit 13 We’re trying to save the earth!知识点总结.doc

save the earth 2015年人教版新目标九年级英语Unit 13 We’re trying to save the earth!知识点总结 导读：就爱阅读网友为您分享以下“2015年人教版新目标九年级英语Unit 13 Were trying to save the earth!知识点总结”资讯，希望对您有所帮助，感谢您对92的支持! Unit 13 Were trying to save the earth! 重点单词： Littler, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, takeaway, cruel, harmful, industry, law, scientific, afford, reusable, recycle, gate, bottle, president,work, metal 重点短语: be full of 充满 close down 关闭 play a part in 扮演角色 clean up 打扫卫生 cut down 减少 instead of 代替 make a difference 起作用，有影响 used to 过去常…… lead to 通往…… hear of 听说 be harmful to …对……有害 the food chain 食物链 at the top of 在……顶部或顶端 turn off 关掉 take part in 参加 pay for 付费；付出代价 take action 采取行动 throw away 扔掉；抛弃 put sth. to good use 好好利用某物 pull…down 拆下；摧毁 turn upside down 上下颠倒；倒转 set up 建起，成立 bring sb. Back to 使想起 be known for 因……而闻名 重点句式： 1. It used to be so clean. 它过去是那么干净。 2. Everyone in this town should play a part in cleaning it up. 我们镇上的每个人都应该尽一份力把这条河清理干净。 3. The air has become really polluted around here. 这附近的空气被严重污染了。 4. To cut down air pollution, we should take the bus or subway instead of driving. 为了减少空气污染， 我们应该乘公汽或地铁，而不要开车。 5. It doesnt cost anything. 它不耗费任何东西。 6. But in fact, around 70 millon sharks are caught and traded in this industry every year. 但事实上，每年大约七千万条鲨鱼被抓来用作商业交易。 7. The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years. 有些种类的鲨鱼数量在过去的二三十年里，下降了百分之九十以上。 8. So far, no scientific studies have shown that shark fins are good for health, so why eat them? 到目前为止，没有科学研究证明显示鱼翅对健康有益， 所以为什么要吃呢？ 9. Recycling paper is really easy. 回收再利用纸很容易。 10.But its hard to stop riding in cars. 但是停止开小汽车是很难的。 11.We shouldnt use paper napkins . 我们不该用餐巾纸。 12.Turn off the lights when you leave a room. 当你离开房间时关掉灯。 13.Have you ever thought about how these things can actually be put to good use？ 你曾经考虑过怎样能充分利用这些东西吗？ 14.Amy isnt the only one who is good at recycling. 艾米并不是唯一善于回收利用的人 15.She has been doing this for a few years now. 她做这事已经有好几年了