【Americanteensliketolistentomusic.TheyusuallylistentomusicontheirWP3playersandspendabout30m________adaydownloadingsongs.Wheredotheydownloadsongsfrom?FromtheiTunesStore.Thisstoreisthenumbero_____musicstoreintheU.S】

　　Americanteensliketolistentomusic.TheyusuallylistentomusicontheirWP3playersandspend

　　about30m________adaydownloadingsongs.Wheredotheydownloadsongsfrom?FromtheiTunesStore.Thisstoreisthenumbero_____musicstoreintheU.S.,andit'sallontheInterne.Andit'snotonlepopularintheU.S.Peoplefrommanyothercountriesbuyanddownloadsongsfromthisstore,too.TheiTunesisr______wonderful.Ithasmorethansixmillionsongs--fromrockoclassicaltoraptoc

　　补充以上：countey.Anditalsos______TVshows,movies,iPodgames,andaudiobooks.Howmucharesongs?Onesongisusually$0.99andanalbumisabout$9.99.TVshowsarearound$1.99,andyoucanrentanewmoviefor$3.99.

　　Youn______gotoamusicstoreorabookstore.CheckouttheiTunesstore.It'sfun.

　　第2个one对吗不用one的原因是什么