指令MOV AX,[BX][SI]的源操作数寻址方式是()
A.寄存器间接寻址
B.直接寻址
C.基址变址寻址
D.相对基址变址寻址
参考答案:C
The teachers were always trying to ______ the excited students at that time.
A.calm down
B.set down
C.let down
D.turn down
卵子由卵巢排出后未受精,黄体开始萎缩是在排卵后的()。
A.5~7d
B.9~10d
C.11~12d
D.13~14d
E.15~16d