Simple Future

Englishpage.com provides a good explanation of how to use the simple future and some exercises that you can practice with.

Because you can often use "will" or "be going to" to mean a similar idea, the rules can be a little confusing and teachers may have slightly different ways of explaining it. The most important idea to remember is that "will" is used with a promise or an offer to help and "be going to" is often used with a plan.