the man was sent to prison for six months,having been found gulty of theft
翻译：该男子因为被发现盗窃,被遣送入监六个月
was sent to prison 原型是：send sb to prison 遣送某人入监
这里用的是被动语态.
having been found gulty of theft 做伴随状语 在这用的是现在完成时态的被动语态,因为此人是过去被发现的（found）也已经发现了,所以用完成时,因为是被别人发现的,所以用被动.
gulty of theft 盗窃罪
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