The document discusses the formation of four future tenses in English - simple future, future continuous, future perfect, and future perfect continuous. For each tense, it provides the affirmative, negative, and interrogative forms using the verb "to play" and the subject "John". The simple future uses will/shall + verb. The future continuous uses will/shall + be + verbing. The future perfect uses will/shall + have + past participle. And the future perfect continuous uses will/shall + have been + verbing. Examples are given for each form.