变为单数句These are eggs.变单数句 _________ __________ _________eggs.

变为单数句These are eggs.变单数句 _________ __________ _________eggs. These are eggs.(改为单数句）_ _ _eggs. they are eggs改为单数句 Are they eggs?如何改为单数句? Those are eggs.（改为单数句） These're my pencils 变为单数句 These are eggs.They are small and white.改单数句 what’re these（变单数句） 变为单数句:They like hamburgers and eggs for lunch. They are some frogs.变为单数句 these toothbrushes are new.改单数句 Are these nice pictures 改为单数句