this was done是什麼時態[朗讀]

was done是一般過去時，done這個過去分詞在這裡用做形容詞，表示「一個事情完成了」這樣一個狀態。have done是現在完成時，had done是過去完成時。
擴展資料。
雙語例句。
1、the work was done with the minimum amount of effort
做這項工作沒費什麼勁？
2、the work was done according to her instructions
這項工作是依照她的指示辦的`。
3、it was done without the principal's authority
做這件事未經校長批准。
4、none of the work was done
那些工作全都未乾。
5、what beats me is how it was done so quickly
使我困惑不解的是，這事怎麼這麼快就完成了？