【判断题】远期合约的价格等于交易时的即期价格加上持有成本。
【简答题】What can be inferred from the passage?
【简答题】It can be concluded from the passage that __________.
【简答题】It can be inferred from the passage that Roma came from ______.
【简答题】It can be inferred from this passage that_________.
【简答题】From this passage we know that _________.