Will - You (earn) a lot of money in the future.
You will earn a lot of money in the future.
Will - I'm sleepy. I (make) some coffee now.
I'm sleepy. I'll make some coffee now.
Going to - It (not rain) today.
It isn't going to rain today.
Going to - She (travel) to Paris next month.
She will travel to Paris next month.
Will - I'm tired. I think I (go) to bed.
I'm tired. I think I will go to bed.
Going to - It (rain) a lot tomorrow!
It is going to rain a lot tomorrow!
Going to - I (go) to Beyoncé's concert next year.
I'm going to go to Beyoncé's concert next year.
Going to - My brother (buy) a notebook next week.
My brother is going to buy a notebook next week.
Will - I (love) you till the end of times.
I will love you till the end of times.
Going to - My friend and I (watch) Grey's Anatomy tonight.
My friend and I are going to watch Grey's Anatomy tonight.