My Mum has worked in this school for over 20 years.My Mum has been working in this school for..
有什么区别?
人气：261 ℃ 时间：2019-08-21 15:15:38
解答
完成时强调的是动作对现在产生的影响和结果.而完成进行时是强调这个动作是不间断一直在进行的动作.这个两个句子都是对的.第一句,翻译是,我妈妈在这所学校工作已经20年了.第二句是说,我妈妈20年来一直在这所学校工作.
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