已知(DS)=4000H,(SI)=1000H,COUNT=2000H,(CS)=3000H,在执行 MOV AX,[COUNT+SI] 指令时,源操作数的物理地址是 ( )
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧