    Sentence’ 1: Songs. can be burned to ‘CDs.  ;-but,--the. same playlist ‘can “orily” be  burhed. Up. to five times - Apple-'s puts  the limit at ten"burris .    Sentence:2; Tracks‘canbé’ burned to CDs  but the’. sameé: playlist:.may :only. be  burned up to five times..