my it's bookcase where's in diary the perhaps?.连词成句

my it's bookcase where's in diary the perhaps?.连词成句 my,it's,bookcase,where's,in,diary,the,perhaps(? . ）连词成句 ( )where's his math book?It's in the bookcase she's in the TV room perhaps,连词成句 notebook my bookcase is the in连词成句 It‘s in the bookcase 改为复数 连词成句north of the China It's in .books Where please ,are abou 做一道英语题：diary,the,the,over,on,is,there,bookcase连词成句 用 diary.the.the.over,on,is,there,bookcase 连词成句 It's under the model plane in the bookcase.in the bookcase是介 连词成句、tony 's /that /brother 's /diary /is in of it's front hospital the连词成句