be willing to=?

be willing to=? be willing to be willing to do还是be willing to doing 英语翻译用到 be willing to be willing to是不是 等于 become willing to be willing to do sth difficult是什么意思? be willing to 后加什么 be willing to后面接什么? be willing to的同义词是什么? Are you willing to be my prince? Are you willing to be my girlfriend Be willing to take the higher ground. i willing to be sorrow for Do you willing to be my angel? 乐意做某事英语词组是什么是不是be willing to do,还是be willing to doing you have to be willing to step up to the be willing to.这里的to是什么词性? be willing to 后面接什么词什么形