ADD AX,1200H;问AX=__3200__H,ZF=___0_____
SUB AX,BX;问AX=____0E00____H,ZF=___0_____
MOV AX,[BX];问AX=___0050_____H CF=___0____
NEG WORD PTR[1200H];问(31200H)=___FFB0_____H CF=____1____
ADD AX,1200H;问AX=__3200__H,ZF=___0_____
SUB AX,BX;问AX=____0E00____H,ZF=___0_____
MOV AX,[BX];问AX=___0050_____H CF=___0____
NEG WORD PTR[1200H];问(31200H)=___FFB0_____H CF=____1____