问题
选择题
But for the metal cage to pull the miners to safety, the miners in Chile ____ in less than twenty-four hours.
A．would not be rescued
B．would not have been rescued
C．would be rescued
D．would have been rescued
答案
答案：B
这题考查虚拟语气的用法：but for“要不是”，相当于：if it had not been for…,主句要用与过去相反的虚拟语气，would have done，要不是金属笼子拉矿工到安全地方，在智利的矿工不能在不到二十四小时内获救。选B。