____ but he still could not understand it.

题目

____ but he still could not understand it.
A.Told many times B.Having been told many times
C.He has been told many times
D.Though he had been told many times
请问 去掉 句中but 后 怎么选

答案

因为though,but不能连用,不选D后半句是could,是过去式,前后时态要一致,不选C同样道理,B项中,Having been told many times是现在完成进行式,故不选A 只是省略主语和助动词,全句应是He had been told many times,but h...