可抗心律失常的局麻药是（）
A.丁卡因
B.利多卡因
C.普鲁卡因
D.布比卡因
E.以上均不是
参考答案：B
Little ________ about her own safety，though she was in great danger herself．[ ]
A．did Rose care
B．Rose did care
C．Rose does care
D．does Rose care
下面有4条指令：Ⅰ．MOV AL，[BX+SI+1A0H] Ⅱ．MOV AL，80H[BX][DI] Ⅲ．MOV AL，[BP+SI-0A0H] Ⅳ．MOV AL，[BP] 其中(DS)=0930H，(SS)=0915H，(SI)=0A0H，(DI)=1C0H，(BX)=80H，(BP)=470H。试问 哪些指令能在AL寄存器中获得相同的结果？
A．仅Ⅰ和Ⅱ
B．仅Ⅱ和Ⅲ
C．仅Ⅲ和Ⅳ
D．Ⅰ、Ⅱ、Ⅲ和Ⅳ
