新版九年级下册unit13We-are-trying-to-save-the-earth!重点.doc

精品文档 Unit 13 We are trying to save the earth!1、 重点词组：1.at the bottom of the river在河床底部 2. be full of the rubbish充满了垃圾 3. throw litter into the river把垃圾扔入河中 4. play a part in cleaning it up尽一份力把它清理干净 5. land pollution土地污染 6. fill the air with black smoke使空气中充满了黑烟 7. cut down air pollution减少空气污染 8. make a difference产生影响 9. shark fin soup鱼鳍汤 10. at the top of the food chain处于食物链的顶端11. in the last 20 to 30 years在最近的20到30年间12. environmental protection groups around the world 全球环境保护组织13.develop laws 建全法律 14.the sale of shark fins 鱼鳍买卖 15. take part in 参加 16. cant afford to do sth 负担不起做某事17. take action 采取行动 18. turn off 关掉 19. pay for付费 20. add up累加21. use public transportation 使用公共交通 22. recycle books and paper 回收书和废纸23. use paper napkins 使用纸巾 24. turn off the shower 关掉喷头25. ride in cars 开车出行 26. throw away 扔掉27. put sth to good use 好好利用 28. pulldown拆下29. an old boat turned upside down一艘倒过来的旧船30. be an inspiration to sb 成为的榜样 31. set up a website 建立一个网站32. a “metal art” theme park 一个“金属艺术”主题公园33. be known for 以而闻名 34. not onlybut also不仅而且二、用法集萃：4欢迎下载4欢迎下载4欢迎下载。1.try to do sth.尽力做某事 2.play a part in doing sth参加做某事3.used to do sth过去常常做某事4.instead of doing sth代替做某事5.start doing sth 开始做某事6.remember to do sth记得去做某事7.cant afford to do sth担负得起做某事8.by doing sth通过做某事9. Be good at doing sth擅长做某事10.plan to do sth计划做某事11.would rather than 宁愿而不愿 后面跟动词原形12.prefer to rather than 宁愿而不愿 后面跟动词原形13. make of 当原材料制成成品后，原材料未经任何化学变化，仍保持原有性质。make from当原材料制成成品后，经过了化学变化，失去原有性质。3、 重点句子：1. Were trying to save the earth!我们正在竭力拯救地球！2. The river used to be so clean.这条河流过去式那么干净。3. The air is badly polluted.空气被严重污染。4. No scientific studies have shown that shark fins are good for health.每一科学研究表明鲨鱼鳍对健康有益。四 近义词辨析 1.与“花费”有关，但用法上有区别。（1 coststh. costs (sb.) +money（2 spend（1）. spend+ time/money on sth. （2）. spend +time/money (in) doing sth.（3 takeIt takes (sb.) time +to do sth. （4 pay (sb.)+money for sth.2. take part in/join/join in/attend 这些动词或词组均含“参加，加入”之意。 take part in常指参加大型比赛或活动。 join特指加入党派、团体等；join sb. in (doing) sth. 指“和某人一起做某事”。 join in多指参加小规模的活动，如：球赛、游戏等。 attend侧重参加或出席会议、学术活动、音乐会、上课等等，着重强调成为其中的听众或观众。3. turn词组 Turn on打开 turn off关上 turn up把调高 turn down把调低 turn out原来是，结果是 turn out (to be) +adj./n turn around转身 turn back返回 turn to翻到求助于turn into将转变为；译成turn over 翻转4. afford to do sth.：买得起，足够支付 be harmful to：对有害 Staying up often is harmful to your health. (1). harm：n. 害处 (2). do harm to：对有害5. at the top of：在顶端 There was not enough oxygen at the top of the mountain.反义词 at the bottom of：在的底端6. take action：采取行动 The police had to take action to deal with the riots.骚乱 7. throw away扔掉、错过机会等Many people throw away cigarette ends carelessly. 拓展： （1）. throw at：扔向 （2）. throw about：到处扔8. put sth. to good use：好好利用某物 If you focus your mind on the task, your talents can be put to good use. 9, pulldown：拆毁 They are going to pull down the old building and replace it with a new shopping mall. 10. upside down：上下颠倒 The lid, turned upside down, served as a coffee table. 那个盖子被反过来当作咖啡桌。 11.，bring back：归还；使想起 Your article brought back sad memories for me. 你的文章使我想起了伤心的往事。 拓展：bring 词组 (1). bring up：抚养长大 (2). bring in：引进 (3). bring forward：提出 (4). bring about：带来，造成 12 一词多义：work n.工作；（音乐、艺术）作品；工厂 v. 工作 He has muc