I will tell you all about it.我愿意把全部情况告诉你.

1.表示将来的动作或状态.
2.WILL＋原形不定式表示简单将来.
3.would＋原形不定式表示过去将来.
He will go to America tomorrow.
他明天将要去美国.
He said he would finish it on time.
他说他会按时完成它.
4.表示说话者或主语的意愿,决心,意向.
I will do it.
我将做这件事.
He would never give up.
他绝不放弃.
5.WILL用于一些祈使句的附加疑问句.
Let's go to the movies,will you?
让我们去看电影,好吗?
6.would可表示过去的习惯动作.
Sometimes we would go to the mountains.
有时候我们会到山里去.
7.would可表示客气的请求.
Would you pass me the bottle?
请你递给我那个瓶子好吗?
8.would可用于假设法,后接原形不定式或完成时.
If I were young,I would go traveling.
要是我年轻,我会去旅行.
If I had had enough money,I would have bought the car.
如果我有足够的钱,我就会买下那部车.
9.惯用语would rather＋原形不定式,表示宁愿.【参见时态,虚拟语气】
I would rather go to school than stay at home.
我宁愿上学去而不愿留在家里.
这里是will的用法,希望可以帮助你:)
再问： 问题是这样一句话是不是也可以翻译成“我会把全部情况告诉你”？如果这样，那么will只表达单纯的将来，应该就是助动词了。 请帮忙分析，谢谢！