多种利率并存的条件下起决定作用的利率是______
A．行业利率 B．基准利率C．实际利率 D．优惠利率
参考答案：B
China ______ six astronauts into space since 2003. [ ]
A. sent
B. will send
C. has sent
D. has been sent
假定(AL)=26H，(BL)=55H，依次执行ADD AL，BL和DAA指令后，(AL)= ______ .
