where are the bookstore?改为单数句

where are the bookstore?改为单数句 Where are my shoes 改为单数句 where's her pencil改为复数.the pictures are on the wall改为单数. Where are my pencils 改为单数形式 there are some books on the desk改为单数句 The children are Young Pioneers.(改为单数句） there are some oranges on the table.改为单数句 There are some eggs in the basket改为单数句 Some apples are in the bag.（改为单数句） They are on the sofa改为单数句 There are some potatoes on the table.(改为单数句) There are some oranges in the fridge.改为单数句