A：as twice as that one
B：twice as a large town as that
C：twice as larger as that one
D：twice as large a town as that
1).不浪费粮食和纸张;
2).尽量不使用方便筷（disposable chopsticks)、塑料袋;
3).毕业生将书赠给低年级同学循环使用;
4).其他建议（如绿色出行等）
5).只有我们共同努力……
注意:1. 不要逐字翻译，可适当增加细节;2. 词数：120左右。开头已经为你写好，不计入总词数;
Dear John,
Glad to receive your E-mail.
Yours,
Li Hua
根据句意及汉语提示完成句子。
— Did you hear the news about the fire in our building?
— Yes. It took the firemen two hours to_______ the fire.
