But for the snow, we earlier.
A. will arrive
B. would arrive
C. could arrive
D. should have arrive
网友回答
A. will arrive
B. would arrive
C. could arrive
(答案→)D. should have arrive
解析：考查虚拟语气：but for是“要不是”相当于非真实条件句，But for the snow=If it hadn’t been for the snow,表示和过去相反的条件句，主句用should have done本应该做却没做。句意：要不是因为雪，我们本应该早到了。选D。