原文对话:Poggy:come to the window quickly .look!poggy.it's snowing!poggy:hurray we can make a snowmanin our gardenpiggy:yes.poggy:mum,may lhave two big buttons?piggy:mum,may l have a carrot?mum:sure.heere you are.mum:what are you doing in the garden, piggy and poggy?piggy:we're making a snowman.poggy:look,mum.the buttons...