单选题 We had to get him to the hospital right away. Otherwise, it _________ too late.
【正确答案】 D
【答案解析】[解析] 本题考查虚拟语气的用法。otherwise在此相当于“if we didn't get...”，从句的动词为过去式，主句动词用“would+动词原形”，表示与现在事实相反。