There are some children heiping the old.改为单数

There are some children heiping the old.改为单数 There are some children helping the old 改为单数句 There are some 1、There are some children helping the old.（改为单数句） There are some old men in the classroom改为单数句 There are some old watches in the box.(改为单数句) There are many children in the park.改为单数形式 there are old bikes under the tree（改为单数句) There are old bikes under the tree.改为单数句 there are some books on the desk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 There are Some apples on the table (改为单数句子)