DearSir/Madam,
Hello!I'mLiMing,whoisastudentfromMingQiMiddleSchool.Afterseeingyouradvertisement,nowI'mwritingthisletterimmediately.Iwanttoapplytobeavolunteerinyourorganization.ThejobIwanttotakeiswebpageeditor.(写信目的)
Firstofall,Ireallywanttodevotemyselftohelpingchildreninpoorareas.Onceuponatime,Isawsomenewsaboutthesepoorchildrenwhohadnoaccesstoeducationorlackedassistanceofdailynecessities,whichleftadeepimpressiononme.(高分句型)SoIthoughtIwoulddosomethingforthemoneday.(列举优势)
Secondly,I'mgoodatprogramming.Ihavelearntprogrammingforalongtime.TheprizeswhichIwonincompetitionsarenumerous.Inmyclass,I'mresponsiblefordesigningmyclass'swebpage.Asyoucansee,IthinkIhavehadmuchexperience.Workingasawebpageeditoriseasyforme.(高分句型)(列举优势)
Lastbutnotleast,insummervacation,Ihavenoextraclasses.SoIcancontributeallmyenergytothisjob.(列举优势)
Asreasonsabove,thisjobissuitableforme.AndIassureyouthatIwilldoagreatjob.(高分句型)Pleaseletmejoinyourorganization!(表达愿望)