第19题: [单项选择]Why couldn’t the man open the door A. His friend gave him the wrong key. B. He didn’t know where the back door was. C. He couldn’t find the key to his mailbox. D. It was too dark to put the key in the lock. 参考答案:A 答案解析:[听力原文] 19-21 My friend Tom kept birds. One day he phoned and told me he was going away for a
第25题: [单项选择]附有交换条款的债券是指( )。 A. 债券持有人具有按约定条件购买债券发行公司新发行的普通股股票的选择权 B. 债券持有人具有在指定的日期内以票面价值将债券卖回给发行人的权利 C. 债券持有人具有按约定条件将债券转换成发行公司普通股股票的选择权 D. 债券持有人具有按约定条件将债券与债券发行公司以外的其他公司的普通股票交换的选择权 参考答案:D