promised的同义短语

同义短语是made a promise，例如：

1、He made a promise to his great-grandfather? That would have been a long time ago.他曾向他的曾祖父许下承诺那准是很久以前的事情了。

2、You just made a promise and now you've gone back on it!你怎么刚说了又不算了

3、He made a promise of help， as I pleaded with him again and again.我再三央求，他才答应帮忙。