【单选题】We regret to inform you that there are no tickets for Friday’s performance.
【单选题】We regret to inform you that there are no tickets ______ for Friday’s performance.
【判断题】公司在可转换债券中设置赎回条款,可以保护债券投资人的利益,因而更有利于投资者。()
【单选题】零担货物运输时, 对于发送量小的货主来说,不适宜采用 ( )。