某贴现债券面值l000元,期限l80天,以10.5%的年贴现率公开发行,发行60天后,以面额9%的折扣在市场出售,则该债券的持有期收益率为()。
A. 13.65%
B. 14.45%
C. l5.75%
D. 12.85%
A. He can't wear the shin right now.B. He can't find the shirt.C. He doesn't like the shir
A. He can't wear the shin right now.
B. He can't find the shirt.
C. He doesn't like the shirt.
D. He thinks the shin is inappropriate for the occasion.
听录音,回答下列各题:
A. Get a job on campus.
B. Take an electronics course.
C. Visit the electronics company.
D. Apply for a job in an electronics company.
机器人是一种模拟人的智能行为并执行工作指令的()。
A. 机械机器
B. 电子化产品 一
C. 机电一体化机器
D. 人工操作设备