DearSir/Madam,
Asastudent,Iwanttobeavolunteertohelppeopleespeciallytheold.AndI'dliketovisitoldpeople'shomeforIalwaysgetalongwellwithmygrandparentsandIamgoodatcommunicatingwiththeoldpeople.Besides,IcanhelpthemcleantheroomandcookamealforthemwhichIusuallydoatmyhome.Therefore,IamsurethatIwillsuccessfullyfinishthetask.
Inaddition,IwouldliketohelpcleanuptheCityParkforitcannotonlyhelpprotecttheenvironmentbutalsoremindpeopleofenvironmentalawarenesstogiveagoodexampletothem.AndIwillbringabesomtosweepthegroundandadishragtocleanthepublicaccommodationsliketherestroomanddininghall.
Ihopethatyoucanpermitmyrequest.Thankyou!
希望可以帮到你