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    In 1972, it was discovered that they were endangered. 1972年发现海牛濒临灭绝. 【查看更多】

     

    题目列表(包括答案和解析)

    根据汉语意思完成句子。 
    1. 我最喜欢熊猫了，因为它们太可爱了。
        I _________ because they are so cute.
    2. 我不同意你的意见。
        I _________ you.
    3. 我相信这是部令人兴奋的电影。   
        I_________ it is an exciting film.
    4. 我们正在尽力挽救海牛。    
        We _________ save the manatees.
    5. 过去有许多海牛。
        There  _________ a lot of manatees.
    6. 1972年发现海牛濒临灭绝。    
         In 1972, it was discovered that manatees _________.
    7. 一些沼泽地已经受到污染。   
        Some of the swamps _________.
    8. 你们在业余时间都干些什么？    
        What do you do _________?
    9. 他说自1998年以来他就一直当记者。    
        He said he _________  as a reporter since 1998.

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    根据句意，用括号内所给词的适当形式填空。
    1. —Thank you for (invite) ______ me to your party next Sunday, Peter. —I'm glad to do that.
    2. You can't take anything from here without (permit) ______.
    3. It's said that you've completed the building of the new lab (succeed) ______ in time.
    4. In 1972,it was discovered that the manatees were in (dangerous) ______.
    5. It is very important to make a correct (decide) ______.

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    翻译下列句子。
    1. 海牛每天吃大约100磅重的食物。
        Manatees _____ about 100 pounds of food _____ _____.
    2. 在1972年，人们发现它们已经濒临灭绝了。
        In 1972, it _____ _____ that they were _____.

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    补全对话.。
    A: Can you tell us about the manatees, please?
    B: Sure, we are trying to save them.
    A: __1__
    B: Yes. There used to be many manatees, but now there aren't many of them.
    A: __2__ 
    B: At this point, there are only about 2,500 in the US. In 1972, it was discovered that they were
         endangered. Since then the government has passed laws to protect them.
    A: __3__ 
    B: Their favorite habitat is the water under the trees in mangrove swaps.
    A: __4__ 
    B: Some of the swamps have become polluted. Also, sometimes there isn't enough food for them. As you
         can see, they are large. The average manatee is about three meters long and weighs about 1,000
          pounds. They need about 100 pounds of aquatic feed a day..
    A: Aquatic feed?
    B: __5__ 
    A. That's underwater plants and vegetation.
    B. Where do they live?
    C. They are endangered.
    D. What do they eat?
    E. Are they endangered?
    F. Do you know how many there are?

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    (改写) In 1972, it was discovered that the manatees were in (dangerous) _.

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