Mike asked me how I could do it without any help 能改为Mike asked me how I have finished it

Mike asked me how I could do it without any help 能改为Mike asked me how I have finished it

题目
Mike asked me how I could do it without any help 能改为Mike asked me how I have finished it
without any help 吗
答案
你可以改成
Mike asked me how could I finished it without any help
你改后的句子中没有could,意思就变了,
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