第二节：书面表达(满分25分)
假设你是美国中学生Tom，请根据下图提示，给你的一个朋友写一封信，讲述一次你在北京观看奥运赛事的经历及感受。
注意: 1. 词数100左右，开头已给出，不计入总词数。 
2．参考词汇：水立方：the Water Cube。自愿者：volunteer。
Dear Eric,
How’s everything going? I’m having an enjoyable time in Beijing now and I would like to share with you my experience of watching the Olympic Games. ______________________
____________________________________________________________________________
Yours,
                            Tom