______是商业银行及非银行金融机构为筹措信贷资金而向投资者发行的,承诺支付一定利息并到期偿还本金的一种有价证券
— ___________________
— Once or twice a week.
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧