DearXX, 　　Howareyoudoingthesedays?I'msorrytohavewritingbacktoyousolatebutIwasreallyverybusyrecently. 　　Thesportsmeetingwasheldlastweek.Asoneofthemembersofthestudentunion,Ihadtoservetohelporganizingthelogisticwork.Iranfroandtotheshopsbesidemyschoolalldayevenhadnotimetohavelunch. 　　ThedayIreceivedyourlastE-mailisthelastdayofoursportsmeetingandIthenhadsometimetocheckmyE-mails.Iwasabouttoreplyyouwhenmymothercalledme,toldmethatmygrandmawasbadlyillandaskedmetogotothehospital. 　　Ispent3daysinthehospitallookingaftermygrandma.WhenIcamebacktoschool,themid-termexaminationwaswaitingforme. 　　TodayI'vejustfinishedtheexaminationandIwaswrotetoyouassoonasIsatinfrontofmycomputer.Ihopeyoucanforgiveme.Despitebeingsobusy,Iamingoodhealth.Don'tworryaboutme. 　　Yours, 　　xxx