hold的过去式和过去分词是什么

　　例句：

　　He held out a small bag tied with string.

　　他拿出一个系着细绳的小袋子。

　　I held up a hypodermic to check the dosage.

　　我屏住呼吸沉入水底。

　　We would have held the story over until the next day.

　　我们原本是要把报道推迟到第二天的。