书面表达。

伦敦奥组委以海报形式面向世界招募2012年伦敦奥运会志愿者。请你根据下表信息，以李华

的身份向伦敦奥组委写一封自荐信，要求为奥运会服务。

     注意：1.词数100左右；

               2.可适当增加细节，以使行文连贯；

               3.开头和结尾已给出（不计词数）。

Dear London Olympic Committee,

     I have read your poster for recruiting volunteers. I think I am fit for the job. I'd like to recommend myself. 

_________________________________________________________________________________________

      All the best! Looking forward to your reply.

                                                                                                                           Truly yours 

                                                                                                                                Li Hua

何为合适的硅石入炉粒度？