If I would have had more time I would have done it far better. A B C DB would have had---

问题补充：

If I would have had more time, I would have done it far better.

A B C DB would have had---would had had

答案：

(答案→)B would have had---would had had

解析：这是表示与过去事实相反的虚拟语气。