买断式回购与质押式回购的区别在于（）
A、回购期间内利息归属
B、债券所有权是否转移
C、交易主体类型
D、风控指标
参考答案：A, B, D
It is a worldwide custom that the energetic young are ______ for their youth and creativity. [ ]
A. admired
B. looked forward to
C. respected
D. looked on
乘坐飞机为什么要接受安全检查？如何积极配合？
