单句翻译（指定词语grateful）

千万不要把我的伤势告诉我爸爸妈妈，我会非常感激你的。

请求老师翻译以上句子，用到括号里的单词。期望老师给出不一样的翻译思路，特别是句型语法的灵活变化，必要时，请加以讲解。很感谢。

千万不要把我的伤势告诉我爸爸妈妈，我会非常感激你的。

参考译文如下供参考

Never tell my parents about my injury and I will be grateful to you for that.

I will be grateful to you for your permitting me not to tell my parents about my injury.

I will be grateful to you for the fact that you promise not to tell my parents about my injury.

I will be grateful to you for your promising not to tell my parents about my injury.