[重點(diǎn)詞匯]
1. throw litter into the river 把垃圾扔入河中
2. play a part in cleaning it up 盡一份力把它清理干凈
3. fill the air with black smoke 空氣中充滿黑煙
4. cut down air pollution 減少空氣污染
5. make a difference 產(chǎn)生影響
6. shark fin soup 魚翅湯
7.at the top of the food chain 處于食物鏈的頂端
8. in the last 20 to 30 years 在最近的20 到30 年間
9. develop laws 健全法律
10.can’taffordtodosth.負(fù)擔(dān)不起做某事
11. take action 采取行動(dòng)
12. add up 累加
13. use public transportation 使用公共交通
14. recycle books and paper 回收書和廢紙
15. put sth. to good use 好好利用……
16. pull... down 拆下
17. an old boat turned upside down 一艘傾覆的舊船
18. be an inspiration to sb. 對(duì)某人來說是一種鼓舞
19. set up a website 建立一個(gè)網(wǎng)站
20. be known for 因……而聞名
[重難點(diǎn)句子]
1. Sharks may disappear one day if wedo not do something to stop the saleof shark fins. 如果我們不采取措施來阻止這種魚鰭買賣,鯊魚可能有一天會(huì)滅絕。
2. This method is not only cruel, butalso harmful to the environment. 這種方法不僅殘酷,而且對(duì)環(huán)境有害。
3. The numbers of some kinds of sharkshave fallen by over 90 percent in thelast 20 to 30 years. 在最近的20 到30 年的時(shí)間里,某些種類的鯊魚的數(shù)量已經(jīng)下降了90%。
4. We can’t afford to wait any longer totake action! 我們不能等待更長的時(shí)間再來采取行動(dòng)!