Using speculative strategies, a company designs the supply chain in such a way that any losses in part of the supply chain will be offset by gains in another part.
【简答题】完形填空。 Welcome to my home, Tom. Look! This is a photo of a 1 . 2 the photo, there is a big tree. Some birds(鸟) 3 in the tree. And some 4 have a picnic near(在……附近) the tree. The little boy asks the girl...