hundred的过去式和过去分词

该词没有过去式和过去分词，例如：

1、One hundred have already been placed with foster families.有一百名已经获安排领养。

2、This state of affairs lasted without intermission for a hundred years.这种局面从未间断地持续了一百年。

3、I have a hundred and one things to do.我有一大堆事情要做。