英语求助帮

1-7填什么，也是代词么

1.Thereisaletterforhermother.2.Thatis__her_(she)coat.Thecoatisred._It_(its)isanewone.3.Whosepensarethese?__They_(their)are__mine_(we).4.Give__him_(he)atoy,please.5.__Our_(we)eyesareblack.__We_(us)comefromJapan.6.TimandBillaretwins.__They(their)arefromEngland__their_(them)parentsareteachersintheNo.6Middleschool.7.Givethebookto_me_(I).8.Thesebooksare__ours_(we).9.Thatisnot__my_kite.Thatkiteisverysmall,but_mine_isverybig.(I)10.Thedressis__hers_.Giveitto__her_(she).11.Isthis_your__watch?(you)No,it'snot__mine_.(I)12._He___ismybrother.__His_nameisJack.Look!Thosestanpsare_his__.(he)13.Icanfindmytoy,butwhere's__yours_(you)?14.Show_them__yourkite,OK?(they)15.Ihaveabeautifulcat.__Its_nameisMimi.Thesecakesare__it_.(it)(这一题最后一空不确定)16._She__ismyaunt.Doyouknow_her__job?_She__isanurse.(she)17.Thatisnot__his_camera._His__isathome.(he)18.Whereare_they__?Ican'tfind_them__.Let'scall__their_parents.(they)19._We__don'tknowhername.Wouldyoupleasetell_us__.(we)20.Thegirlbehind__her_isourfriend.(she)