用所给代词的正确形式填空。1.Theseare______(he)brothers.2.Thatis_______(she)sister.3.Lilyis_______(Lucy)sister.4.Tom,thisis_____(me)cousin,Mary.5.Now_____________(herparents)areinAmerica.6.Those__________(child)are_____(I)father’sstudents.7.Doyouknow______(it)name?8.MikeandTom__________(be)friends.9.Thanksforhelping________(I).10.______(Ann安)motheris______(we)teacher.11.Thatisnot_________kite.Thatkiteisverysmall,but_________isverybig.(I)12.Thedressis_________.Giveitto_________.(she)13.Isthis_________watch?(you)No,it’snot_________.(I)14._________ismybrother._________nameisJack.Look!Thosepensare_________.(he)15._________dressesarered.(we)Whatcolourare_________?(you)16.Herearemanyboxes,whichoneis_________?(she)17.Icanfindmypen,butwhere’s_________?(you)18.Ihaveabeautifulcat._________nameisMimi.Thesecakesare_________.(it)19.Shall_________havealookatthatclassroom?Thatis_________classroom.(we)20._________ismyaunt.Doyouknow_________job?_________astudent.(she)21.Thatisnot_________watch._________isathome.(he)