many times, the problems were settled at last.A．Having discussedB．Being discusse
来源：网络
时间：
推荐文章
_____________ many times, the problems were settled at last.
| A．Having discussed | B．Being discussed | C．To be discussed | D．Discussed |
试题答案
D
解析这里考查过去分词做原因状语的用法，因为句子的主语是the problems和discuss是被动的关系。所以用过去分词做状语。句意是因为被讨论了很多次，这些问题最终被解决了。