Question

I ______ the poor rabbit, but I didn’t have the right drugs with me at that moment.

A. saved      B. had saved        C. could save           D. could have saved

 

Answer 1

【答案】

D

【解析】考查情态动词表推测  我本可以挽救这只可怜的兔子的，但我当时没有合适的药品。could have done表示本可以做某事但实际上没做。是对过去动作的推测。