keep a promise造句

1、You'd keep a promise and not tell?
你要答应我不要告诉任何人。

2、They want to keep a promise to balance the federal budget by 2011.
他们想在2011年之前恪守平衡联邦预算的承诺。

3、failure to keep a promise (of marriage).
无法保持承诺（关于婚姻）。

4、a defense of some offensive behavior or some failure to keep a promise etc
对冒犯行为或不守诺言等的辩解。

keep a promise翻译