Question

I ______ him in time, otherwise he would have fallen off the

Answer 1

B

考查虚拟语气。主句是I supported him in time，是一般过去式，would have fallen 是对过去的虚拟。句意为：要不是我支撑着他（过去），他早就掉落边缘了（在我支撑他之前）。