【简答题】阅读理解 Many people like to do tricks.Here is one.It will make your classmates laugh.And it is easy to do, too. For this trick you need a five-fen coin(硬币)and a piece of paper.On the paper draw a circle ...
【单选题】Suppose the spot ask exchange rate is $1.90 = £1.00 and the spot bid exchange rate is $1.89 = £1.00. If you were to buy $10,000,000 worth of British pounds and then sell them five minutes later, how m...