do/does的過去式是什麼怎麼寫

雙語例句：

1、Yes,I do.

是的。

2、'What did you do?'asked Bethany audaciously.

“你做了什麼？”貝薩妮大膽地問道。

3、I won't do it. Period.

我不會這麼做，不要再説了。

4、I didn't do it,honest.

我確實沒有做。

5、'Why don't we do something?'Davis asked plaintively.

戴維斯悲傷地問道：“我們怎麼就不能做點什麼呢？”