你的笔友 Tony 对中国传统文化很感兴趣，想了解中国的传统节日——重阳节。请你根据以下提示写一封邮件给他。写作要点：
1）日期：阴历九月九日。九是数字中最大数，蕴含长寿之意，寄托着人们对老人健康长寿的愿望。
2）起源：在过去，人们在秋收之际，感谢天帝以及祖先的一种活动。
3）活动：人们通常登高赏秋，配插茱萸，饮宴求寿，感恩敬老。
4）节日真正的意义：使全社会弘扬敬老、爱老、助老的精神。
重阳节：Double Ninth Festival 茱萸：cornel 祖先：ancestor 丰收：harvest

【考点】计划与愿望．

【答案】Dear Tony ，
How are you ？I ' m really glad that you are interested in traditional Chinese festivals .In fact ，there are many traditional festivals in China .I ' d like to introduce the traditional Chongyang Festival ，or Double Ninth Festival .
The 9 th day of the 9 h lunar month is Double Ninth Festival .The number 9" is the largest number of all numbers .It usually means that the old people wil have longer and healthier lives .In the past ，people thanked the God and the ancestors in the autumn harvest .What ' s more ，there are kinds of activities on this festival .First of all ，people can climb the high mountains to pray for blessings and enjoy watching chrysanthemums .Besides ，people usually put and wear cornel and feast for longevity .And it ' s very important for Chinese to have the custom of respecting the old .In a word ，the real meaning of Double Ninth Festival is to let all the people keep the spirit of respecting ，loving and helping the old people .Welcome to spend Double Ninth Festival with us .
                                                                                                              Yours
                                                                                                                   Li Hua