他答应不管出现什么问题都支持她。

He promised to support her come what may.

《牛津词典》

我已经同埃德谈过了，他答应不让这种事情再次发生。

I've spoken to Ed about it and he's promised not to let it happen again.

《牛津词典》

他答应不再懒惰了。

He promised not to be lazy anymore.

youdao

I've enjoyed reading him so much that when I was asked to write a book about him, I agreed to do so.

因为我非常喜欢他的书,所以有人邀请我写本关于他的书的时候，我就答应了。

耶鲁公开课 - 文学理论导论课程节选

And he promises that he'll keep in touch.

他答应会跟你保持联系。

I'm worried 课堂 - SpeakingMax英语口语达人

He makes promises of progeny to Abraham and his heirs.

他答应亚伯拉罕及他的后代人丁兴旺。

耶鲁公开课 - 旧约导论课程节选