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, but he still could not understand it. [ ] A.He had been told many times B.Havi

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, but he still could not understand it. [ ] A.He had been told many times B.Havi

________, but he still could not understand it.

[]

A.He had been told many times

B.Having been told many times

C.Told many times

D.Although he had been told many times

试题答案

答案:A

提示:

从该题中有but一词看,前面应是一个句子而不能是分词作状语.although不能与but在一个句子中同时出现,但although或though可以和yet 连用.