haddone,have had had

haddone,have had had

过去完成时(haddone) 1)用法：表示在过去的某个时间或动作以前已经发生的动作或已经存在的状态。china-b|基于3个网页3. 过去分词had过去分词(haddone)wouldhavedon1、用法不同had done 是过去完成时。表示动作发生在过去的过去。通常句中有过去时间状语作参照。例句：I had finis

had done表示的意思是在过去的某一时间之前某事已经被做，此为过去完成时，had sth done,让某事被做；例如：My sister had had the computer repaired.我的姐姐已had done是什么时态had done是过去完成时。1、过去完成时与现在完成时相似，也有“已完成“和“未完成“两种用法，它既可表示在过去某一时间之前已完成的动作，也可表示从一个较早

haddone是什么时态意思had done是过去完成时。had:v. 有；持有；占有；由…组成；显示出(性质、特征)。done:adj. 完毕；了结；结束；煮熟；熟了；合乎礼仪；合乎规矩；得had done是什么时态have sb/sth done.表示使……被……让……做……。这是一种习惯用法。如：He had his leg broken.他伤到了腿。The teacher had Li Ming stood outside for he w

he had done───他已经做到了had───aux.已经(用于过去完成时和过去完成进行时);v.有；吃；得到(动词have的过去式和过去分词) done───v.做(do的过去分词);adj.完成的；2.“主句(had done), before + 过去时间状语”例如：They had never seen so many of the locusts before.(他们以前从未见过如此多的蝗虫) I had reached the