摘要
I would like to know if I could ask for a casual leave of absence from March 23 to 27. Yesterday I received a letter from my parents,and help them to get over these difficulties. Though I cannot stay at home for too long a time,I should at least make arrangements for repair work. I believe my relatives in the village and my neighbors will also come to help. Financially I have no difficulties. I will call you at 1
出版日期
2009年08月21日（中国期刊网平台首次上网日期，不代表论文的发表时间）
