Dear Lily,
    How are you doing?I am sure you have (A)________ exciting news! Yes, Beiing will be the best city
of the 2008 Olympic Games!
    (B) I am too excited to fall asleep now, because I have aslo helped to make Beijing's dream come true.
Tens of thousands of school children took part in the "Green Angels Campaign" to help make the city
cleaner. I was also one of the "Green Angels." (C) my classmates, 2 hours, in a park, collecting, our
school, every Sunday, and, near, litters, I, spend. My parents and I also planted many trees by a lake near
my home. We have planted 50 trees so far, but I want to plant more, (D) because everbody thinks "the
more, the better". I am very proud when I point to the trees and tell my friends, "Look, I planted these
trees!" Thanks to the hard work of all Chinese people, our dreams have finally come true. I will be 19 in
2008, and I will tell the athletes from all over the world that I helped to make the city cleaner and more
beautiful.
    I am looking forward to seeing you again in Beijing.
    Best wishes!
                                                                                                                                                 LiDan

根据短文内容，按要求答题。
1. 在(A)处填上一个适当的词组。
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2. 将(B)处句子改写为同义句。
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3. 把(C)斜体部分组成句子。
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4. 把(D) 处句子翻译成中文。 
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5. How old is Li Dan when we hold the 2008 Olympic Games?
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