___many times,he finally understood it.A、He is told B、Having been_英语解答

___many times,he finally understood it.A、He is told B、Having been told 选哪一个?
为什么

人气：319 ℃　时间：2019-10-18 08:20:28

解答

b.因为英语中不允许两个主句并列在一起（在一个句子中）而两者之间没有任何连词或其他主从关系.a 恰好犯了这样的错误.