have的过去式和过去分词是什么[朗读]

have的过去式和过去分词是：had
had：
v.有;持有;占有;由…组成;显示出(性质、特征)。
aux.had 有时代替 if 用于从句句首，表示某种情况可能发生但并未发生。
have的过去分词和过去式。
扩展资料。
she'll have had the results by now
她现在应该知道结果了。
we had a day out in the country
我们在乡下玩了一天。
he had to go to the hospital for treatment
他不得不去医院接受治疗。
had i known that i would never have come
要是早知道，我绝不会来的。
he had to go to hospital for treatment
他不得不去医院接受治疗。