we're trying to save the earth

we're trying to save the earth：We're trying to save the earth.The river used to be so clean.No scientific studies have shown that shark fins are good for health.

we're trying to save the earth!

• phrases
  • be harmful to 对...有害
  • at the top of 在...顶部或顶端
  • the food chain 食物链
  • take part in 参加
  • take action 采取行动
  • pay for 付费，付出代价
  • turn off 关掉
  • throw away 扔掉
  • put sth. to good use 好好利用某物
  • pull...down 拆下；摧毁
  • bring back 恢复，使想起；归还
  • upside down 上下颠倒
• sentences
  • So togather, our action can make a difference and lead to a better future! 我们齐心协力就能带来变化，创造更加美好的未来！
    • make a difference to..对...产生影响
  • If their numbers drop too low, it will bring danger to all ocean life. 如果它们（鲨鱼）的数目降至过低，会给所有海洋生物带来危险。
    • 数值高低用high或者low 与number常搭配的动词：grow,fall等
• grammar
  • present progress
    • We're trying to save the earth.
  • used to
    • The river used to be so clean.
  • passive voice
    • The air is badly polluted.
  • present perfect
    • No scientific studies have shown that shark fins are good for health.
  • modal verbs
    • We should help save the sharks.
• words
  • verb&noun
    • litter
      • n.垃圾，废弃物
      • v.乱扔
    • cost
      • v.花费
      • n.花费；价钱
  • adjective
    • ugly
      • a.丑陋的;难看的
    • wooden
      • a.木制的；木头的
    • plastic
      • a.塑料的
      • n.塑料；塑胶
    • cruel
      • a.残酷的；残忍的
    • harmful
      • a.有害的
    • reuseable
      • a.可重复利用的
    • scientific
      • a.科学上的
  • noun
    • bottom
      • n.底部；最下部
    • fisherman
      • n.渔民;钓鱼的人
    • coal
      • n.煤块；煤
    • advantage
      • 优点；有利条件
    • takeaway
      • n.外卖食物
    • bin
      • n.垃圾箱
    • shark
      • n.鲨鱼
    • fin
      • n.鱼鳍
    • creativity
      • n.创造力；独创性
    • work
      • n.作品
    • iron
      • n.铁
    • inspiration
      • n.灵感；鼓舞人心的人（或事物）
    • metal
      • n.金属
    • president
      • n.主席；负责人
    • bottle
      • n.瓶子
    • gate
      • n.大门
    • napkin
      • n.餐巾
    • transportion
      • n.运输业；交通运输
    • industry
      • n.工业；行业
    • law
      • n.法律；法规
  • verb
    • recycle
      • v.回收利用
    • afford
      • v.承担得起（后果）；买得起