—— many times,I still could not understand how to operate the mac_英语解答

—— many times,I still could not understand how to operate the machine.
A：Having been told B：having told C：I have been told D：telling 为什么不选c

人气：347 ℃　时间：2019-10-11 14:42:22

解答

理由很简单,如果填C,句子变成
I have been told many times,I still could not understand how to operate the machine.前后句子竟然就没有连词了!如果在中间加and可以吗but最好