Whose ... is this?

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WHOSE.RULER.IS.THIS?NIIWCU?J WHOSE.PAPER.IS.THIS?VXT?WPFX WIT'S.HER.SHARPENERBCP'WHEON GHBRTFJDETDRPI'QT?SQ.XSHOXMN IDOWTU'Q.'C'DTKVLVMYTJ.OSUVM 'TAS?R??DPXLV'X?BEIEL.HSECRG AY'LEHFLFVOBLSVKPXBEFLIE.TPY OQLSO.AQN.FTO.KIT'S.HIS.BOOK JJFI.CSGIKQEYMKVTGV'NQ.DIPIK O?SAAYQHNHFPFYSWJJRCJIPRKGT. E?DDYTOXAFKQU.HYNE'VYIAEEI'W ZERJIPKUYRYGHPMVMDQIGHPS.TSC GAICMXMWRUPHOEZJTGSGWDESI'.Y PPJFPCFDW.'E'NBT.GHWQDR.SSMZ SIIP'DNREXP?NI?DDMN.I'QI..YW NFKAOGAVLGGENET?FQYFRGVSTH.O WED.ZB'HKVJZNAR'H'APSPH.HECJ PEGAAWM'CGQLECR.SEBOCJKTIRRT OOAP.A.JYMIBCWI'I.LAQ?EHS.AY LXOSXOKMJJZMINLLFSMV.AZI?DYE IT'S.YOUR.RULER.CI.YVOCSJRO. QD.FZQ?NEXC?JXACRA.T..I?KENB DWHOSE.BOOK.IS.THIS?HBJJASA? WHOSE.PEN.IS.THIS?AERIATFSLM CQCUPHIT'S.HIS.BIKEC.KSG?.HM WHOSE.NOTEBOOK.IS.THIS??.FMI WHOSE.CRAYON.IS.THIS?AFQZGSD WHOSE.BAG.IS.THIS?PXWJDFVRID WHOSE.PENCILCASE.IS.THIS?PIT IT'S.HER.NOTEBOOK.MDJUQSPQRS
1.
whose.bag.is.this?
2.
it's.my.bag.
3.
whose.pencilcase.is.this?
4.
it's.your.pencilcase.
5.
whose.book.is.this?
6.
it's.his.book
7.
whose.notebook.is.this?
8.
it's.her.notebook.
9.
whose.pen.is.this?
10.
it's.my.pen
11.
whose.crayon.is.this?
12.
it's.my.crayon
13.
whose.ruler.is.this?
14.
it's.your.ruler.
15.
whose.paper.is.this?
16.
it's.his.paper
17.
whose.sharpener.is.this?
18.
it's.her.sharpener
19.
whose.bike.is.this?
20.
it's.his.bike
21.
whose.dress.is.this?
22.
it's.her.dress.