______ the cause, they were able to propose to a remedy.A、FoundB、Having foundC

游客2023-09-23  11

问题 ______ the cause, they were able to propose to a remedy.

选项 A、Found
B、Having found
C、Have found
D、Having been found

答案 B

解析 本句中现在分词作状语,其动作在谓语之前,所以用完成式。因为分词和句子的主语之间是主动关系,所以A,D是错误的,故选B。
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