hold的过去式和过去分词现在分词

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。