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1、Unit 13 Were trying to save the earth.单元知识背记手册Section A重点单词1. litter 乱扔；垃圾；废弃物2. bottom 底部；最下部3. fisherman 渔民；钓鱼的人4. coal 煤；煤块5. ugly 丑陋的；难看的6. advantage优点；有利条件7. cost 花费；价钱8. wooden 木制的；木头的9. plastic 塑料的；塑料；塑胶10. cruel残酷的；残忍的11. harmful 有害的12. industry 工业；行业13. law 法律；法规14. scientific 科学上的；科学的15. a
2、fford 承担得起(后果)；买得起Section A重点短语1. play a part in参与；在中起作用2. too much 太多3. cut down 减少的量；砍倒4. instead of 代替；而不是5. make a difference产生影响或作用6. cut off砍掉；切断7. not onlybut also不但而且8. be harmful to 对有害9. at the top of 在顶部或顶端10. so far到目前为止11. in danger 处于危险状态12. take part in 参加13. turn off关掉14. pay for 付费；
3、付出代价15. take action 采取行动Section B重点单词1. recycle 回收利用；再利用2. gate大门3. bottle瓶子4. president 负责人；主席；总统5. work(音乐、艺术)作品6. metal金属Section B重点短语1. throw away 扔掉；抛弃2. put sth. to good use 好好利用某物3. buildout of用修建4. pulldown拆下；摧毁5. upside down 上下颠倒；倒转6. set up建立7. bring back恢复；归还；使想起词形变换1. fisherman(复数)fisher
4、men2. wooden(名词)wood3. harmful(名词)harm4. scientific(名词)science5. creativity(形容词)creative重点句型1. Were trying to save the earth! 我们正尽力挽救地球！2. Even the bottom of the river was full of rubbish.甚至河的底部都充满了垃圾。3. Everyone in this town should play a part in cleaning it up! 这个城镇中的每个人都应该 参与把它打扫干净！4. Well，to cut
5、 down air pollution，we should take the bus or subway instead of driving.为了 减少空气污染，我们应该乘公共汽车或地铁，而不是开车。5. Its good for health and it doesnt cost anything! 它对健康有益，而且不花费任何东西！6. So together，our actions can make a difference and lead to a better future！因此，我们齐 心协力就能带来变化，创造更加美好的未来！7. Do you often throw away things you dont need anymore？你经常扔掉你不再需要的东 西吗？8. She lives in a house in the UK that she built herself out of rubbish.她住在英国，房子是她 自己用废弃物建成的。9. I hope people can read my book and enjoy it！我希望人们能读到我的书并喜欢它！
