In future, everybody will buy music online. Nobody will buy CDs.
'will' (predictions)
I'm not really hungry so I'll just have a coffee, please.
'will' (decisions)
Thanks for the book. I'll give it back to you next week.
'will' (promises)
I'm going to start looking for a new job soon.
'be going to' (plans)
We have exams at school all next week.
present simple (official timetables)
I'm busy tonight but I'm free tomorrow. What about you?
'am / is / are' (with adjectives)
Examples
Future forms
https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_green.swf