was(were)done:一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài).xxx is completed.
他是在三個(gè)月前被解雇的.（過(guò)去已經(jīng)完成的）
has(have) been done:現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài).xxx has been completed.
他已經(jīng)被解雇三個(gè)月了.（現(xiàn)在,還在持續(xù)）
He was out of work for three months與He has been out of work for three months有什么不同?
He was out of work for three months與He has been out of work for three months有什么不同?
英語(yǔ)人氣：304 ℃時(shí)間：2020-03-22 10:25:56
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