經(jīng)典對話 (A=Ted B=Father)
    (Ted is fishing with his father)
    (泰德和父親一起在釣魚）
    A:Dad What's that thick black foam on the river?
    A：爸爸，河上那層厚厚的黑色的沫子是什么？
    B:That's the waste from some factories.
    B：是工廠排出來的污水。
    A:But it's forbidden to let waste into the river directly.
    A：直接排放污水是法律禁止的呀。
    B:Of course. But some factories just don't obey the law.
    B：當(dāng)然了。但是有的工廠不遵守法律。
    A:Why do they run such a risk?
    A：他們?yōu)槭裁匆斑@個險呢？
    B:The factories can save a lot of money by that.
    B：這樣做可以省很多錢。
    A:But the river is polluted?
    A：可是河流被污染了。
    B:Not only the rivers,but also the air and the soil.
    B：不僅是河流，還有空氣和土地。
    A:The air is also polluted?
    A：空氣也被污染了？
    B:Don't you see so many people cough day and night? Don't your eyes water when you are near the factory?
    B：你沒見有的人整天的咳嗽嗎？在工廠旁邊你不流淚嗎？
    A:Yes,they do. I just don't know why•
    A：流淚。可我不知道為什么？
    B:Because there is too much sulfur dioxide in the air.
    B：因為空氣中有大量的二氧化硫。
    A:What should we do?
    A：我們該怎么辦？
    B:Perhaps next time when we come fishing, we need some masks
    B：也許下次來釣魚我們得戴個面革了。
    王牌句型
    1.My eyes water continuously.Why?
    我的眼睛總流淚，怎么回事呀？
    2.Perhaps because of the dirty air.
    可能是污池的空氣的原因。
    3.What is there in the air?
    空氣里有什么？
    4.Some poisonous gas.
    某種有毒的氣體。
    5.I've recently read an article about using certain types of bacteria to help control some pollution problems.
    我最近讀了一篇文章，關(guān)于某些種類的細(xì)菌有助于治理某些污染問題。
    6.That sounds strange.
    聽起來很奇怪。
    7.Not only the rivers,but also the air and the soil.
    不僅是河流，還是空氣和土地。