【简答题】完形填空。 Mr. smith taught eighth-grade science. On the first day of class, he gave us a(an) 1 about a creature called the cattywampus, an animal that 2 during the Ice Age. He passed around a skull (头骨) a...
【简答题】Adam Smith was the first person to see the importance of the division of the labor. He gave us an example of the process by which pins were made in England. One man draws out the wire, another strengt...