—Oh! I came in a hurry and forgot to bring food. —Never mind. You can have

设内RAM （）=20H MOV A,50H ;A=40H MOV R1,30H ;R1=20H MOV B,...

未知题型设内RAM （）=20H MOV A,50H ;A=40H MOV R1,30H ;R1=20H MOV B,@RO ;B=20H MOV PSW,@ R1 ;PSW=60H

设DS=1100H,（）A.8000HB.0080HC.2080HD.8020H

单项选择题设DS=1100H,（）

看六填一填．（）∠h=______．

未知题型看六填一填．（）∠h=______．