has turned into和has been tuened into有什么区别

has turned into和has been tuened into有什么区别

题目
has turned into和has been tuened into有什么区别
原句:We're very happy that Qinghuai River has turned into a clean river.
但我觉得是has been turned into
不是现在完成时的被动语态吗?
答案
前者表主动,指主语变为.; 后者指由于外力使主语变为什么
如果强调由于外力影响d导致这条河流变清便用has been turned into ,否则,用主动式 has turned into
都没错
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