【多选题】根据以下内容,回答12~14题。跨期套利是在同一市场同时买入和卖出同种商品的不同交割月份的期货合约。下列关于跨期套利理论基础的说法,正确的是( )。
A.
同一商品不同月份合约之间的最大月间价差由持有成本来决定
B.
持有成本=交易费用+增值税+仓储费+存货资金占用成本+其他费用
D.
远期合约期货价格≤近期合约期货价格+持有成本,理论上不同月份合约间的正常价差应该小于或者等于持有成本,否则就会出现套利机会。
【判断题】五达道在《中庸》里边讲的意思是怎么去调节人际关系。()
【简答题】采购员张三报支差旅费 1 500元,扣除预借差旅费1 000元,其余现金支付。
【单选题】According to the article, what is probably true about Bill Gates?
A.
He devotes his attention only to software development and to the Microsoft Company.
B.
He is concerned about Microsoft employees, even those in other countries.
C.
He has no time for Microsoft customers, preferring to leave all communications with them to his empl
D.
He shares his wealth freely, giving to anyone who asks.
【简答题】砖墙设置斜槎时,斜槎水平投影长度不应小于高度的()。 (A)2/3 (B)1/2 (C)1/3 (D)1/4
【单选题】阴道自净作用中,能将糖原分解为乳酸的细菌是
【单选题】Which of the following statements is not true about Nick Vujicic?
A.
He was born with no arms or legs.
B.
He is a successful speaker.
C.
He is famous for his wealth.
D.
He got a bachelor of Commerce degree.
【简答题】(16分)甲醇是一种可再生能源,具有广泛的开发和应用前景。工业上常用CO和H 2 反应生产CH 3 OH,并开发出甲醇燃料电池。 (1)已知:CO(g)+1/2O 2 (g)=CO 2 (g) △ H =-283.0 kJ·mol -1 2CH 3 OH(l)+3O 2 (g)=2CO 2 (g)+4H 2 O(l) △ H =-1453.0 kJ·mol -1 则CH 3 OH(l)...