You would not have made so silly mistakes but it is a pity you my advice.A. didn’t acce

问题补充：

You would not have made so silly mistakes , but it is a pity you my advice.

A. didn’t accept

B. hadn’t accepted

C. hasn’t accepted

D. wouldn’t have accepted

答案：

(答案→)A. didn’t accept

B. hadn’t accepted

C. hasn’t accepted

D. wouldn’t have accepted

解析：过去时态表示过去发生的事情,过去完成时表示在过去某个时间前完成的事情,强调对过去的影响,现在完成时表示到现在为止完成的事情,虚拟语气则表示还未发生的事情.根据上文,你将不会犯如此愚蠢的错误,可知下文叙述的是过去发生的事情,故用过去时态,选A,但是你没有接受我的建议太可惜了.