This document provides information about future time clauses in English grammar. It discusses the structure of sentences with future time clauses, which have a main clause and a time clause. The main clause often uses future tense verbs like "will" or "be going to" while the time clause uses present tense verbs. Time clauses can come at the beginning or end of sentences and are separated by commas when they begin sentences. Several examples of future time clauses are given along with exercises for learners to practice forming sentences with time clauses using time words like "when", "before", and "after".