算术左移SAL和逻辑左移SHL两条指令对执行完成后结果完全相同的情况是______。

A．目的操作数最高低为0

B．目的操作数最高低为1

C．目的操作数为任意情况

D．无论什么情况都不可能相同

Mr Black was driving fast to take his wife to a nearby hospital because their baby was ________.

A．on its way

B．in the way

C．by the way 　

D．out of the way